./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'b230ba173626e1a1717879ee489b2ae4510c44810563ac66116e22604ac558a2'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b230ba173626e1a1717879ee489b2ae4510c44810563ac66116e22604ac558a2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 14:21:24,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 14:21:24,183 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 14:21:24,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 14:21:24,192 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 14:21:24,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 14:21:24,224 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 14:21:24,225 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 14:21:24,226 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 14:21:24,226 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 14:21:24,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 14:21:24,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 14:21:24,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 14:21:24,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 14:21:24,228 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 14:21:24,228 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 14:21:24,228 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 14:21:24,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 14:21:24,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 14:21:24,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 14:21:24,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 14:21:24,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 14:21:24,230 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 14:21:24,230 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 14:21:24,230 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 14:21:24,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 14:21:24,230 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 14:21:24,230 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 14:21:24,230 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 14:21:24,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 14:21:24,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 14:21:24,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 14:21:24,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 14:21:24,231 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 14:21:24,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 14:21:24,231 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 14:21:24,231 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 14:21:24,231 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 14:21:24,231 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 14:21:24,231 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> b230ba173626e1a1717879ee489b2ae4510c44810563ac66116e22604ac558a2 [2024-11-07 14:21:24,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 14:21:24,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 14:21:24,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 14:21:24,558 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 14:21:24,559 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 14:21:24,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2024-11-07 14:21:25,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 14:21:26,627 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 14:21:26,628 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2024-11-07 14:21:26,691 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/34862af86/2f23cf599b0449a194378a82675be4ce/FLAGf98716cc3 [2024-11-07 14:21:26,714 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/34862af86/2f23cf599b0449a194378a82675be4ce [2024-11-07 14:21:26,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 14:21:26,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 14:21:26,723 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 14:21:26,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 14:21:26,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 14:21:26,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:21:26" (1/1) ... [2024-11-07 14:21:26,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8912a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:26, skipping insertion in model container [2024-11-07 14:21:26,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:21:26" (1/1) ... [2024-11-07 14:21:26,851 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 14:21:29,267 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309274,309287] [2024-11-07 14:21:29,271 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309443,309456] [2024-11-07 14:21:29,272 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309610,309623] [2024-11-07 14:21:29,272 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309778,309791] [2024-11-07 14:21:29,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 14:21:29,348 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 14:21:29,450 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"); [5242] [2024-11-07 14:21:29,452 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)); [5249] [2024-11-07 14:21:29,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5256] [2024-11-07 14:21:29,454 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5293-5294] [2024-11-07 14:21:29,454 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.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5299-5301] [2024-11-07 14:21:29,468 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5454-5455] [2024-11-07 14:21:29,471 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5488-5489] [2024-11-07 14:21:29,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7248] [2024-11-07 14:21:29,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7500] [2024-11-07 14:21:29,858 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309274,309287] [2024-11-07 14:21:29,859 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309443,309456] [2024-11-07 14:21:29,859 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309610,309623] [2024-11-07 14:21:29,860 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i[309778,309791] [2024-11-07 14:21:29,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 14:21:30,049 INFO L204 MainTranslator]: Completed translation [2024-11-07 14:21:30,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30 WrapperNode [2024-11-07 14:21:30,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 14:21:30,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 14:21:30,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 14:21:30,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 14:21:30,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:30,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:30,349 INFO L138 Inliner]: procedures = 411, calls = 1715, calls flagged for inlining = 195, calls inlined = 178, statements flattened = 4821 [2024-11-07 14:21:30,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 14:21:30,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 14:21:30,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 14:21:30,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 14:21:30,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:30,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:30,389 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:31,381 INFO L175 MemorySlicer]: Split 777 memory accesses to 14 slices as follows [631, 2, 8, 8, 1, 2, 2, 55, 2, 1, 5, 5, 52, 3]. 81 percent of accesses are in the largest equivalence class. The 52 initializations are split as follows [22, 0, 8, 8, 1, 2, 0, 0, 0, 0, 5, 5, 0, 1]. The 402 writes are split as follows [302, 1, 0, 0, 0, 0, 1, 55, 1, 0, 0, 0, 42, 0]. [2024-11-07 14:21:31,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:31,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:31,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:31,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:31,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:31,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:31,610 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 14:21:31,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 14:21:31,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 14:21:31,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 14:21:31,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (1/1) ... [2024-11-07 14:21:31,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 14:21:31,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 14:21:31,650 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 14:21:31,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 14:21:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-07 14:21:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-07 14:21:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-07 14:21:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-07 14:21:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2024-11-07 14:21:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2024-11-07 14:21:31,678 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-07 14:21:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-07 14:21:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 14:21:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 14:21:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-07 14:21:31,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-07 14:21:31,679 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-07 14:21:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-07 14:21:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_69 [2024-11-07 14:21:31,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_69 [2024-11-07 14:21:31,680 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-07 14:21:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-07 14:21:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-07 14:21:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-07 14:21:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-07 14:21:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-07 14:21:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2024-11-07 14:21:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2024-11-07 14:21:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_poll [2024-11-07 14:21:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_poll [2024-11-07 14:21:31,681 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-07 14:21:31,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-07 14:21:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-07 14:21:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-07 14:21:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-07 14:21:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-07 14:21:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2024-11-07 14:21:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_stop [2024-11-07 14:21:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_stop [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-07 14:21:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-07 14:21:31,682 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-07 14:21:31,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-07 14:21:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-07 14:21:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-07 14:21:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_set_filter_mode [2024-11-07 14:21:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_set_filter_mode [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write_1bit [2024-11-07 14:21:31,684 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write_1bit [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 14:21:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 14:21:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 14:21:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2024-11-07 14:21:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~X~~u16~0~TO~VOID [2024-11-07 14:21:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-07 14:21:31,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-07 14:21:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-07 14:21:31,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-07 14:21:31,688 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-07 14:21:31,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-07 14:21:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read_1bit [2024-11-07 14:21:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read_1bit [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-07 14:21:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reset_prepare [2024-11-07 14:21:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reset_prepare [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-07 14:21:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2024-11-07 14:21:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_rx_buffer [2024-11-07 14:21:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_rx_buffer [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-07 14:21:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-07 14:21:31,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 14:21:31,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-07 14:21:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-07 14:21:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-07 14:21:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-07 14:21:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-07 14:21:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-07 14:21:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-07 14:21:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 14:21:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_reuse_skb [2024-11-07 14:21:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_reuse_skb [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_open [2024-11-07 14:21:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_open [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 14:21:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 14:21:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 14:21:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-07 14:21:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-07 14:21:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-07 14:21:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-07 14:21:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_uli526x_board_info [2024-11-07 14:21:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_uli526x_board_info [2024-11-07 14:21:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-07 14:21:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-07 14:21:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-07 14:21:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-07 14:21:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-11-07 14:21:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-11-07 14:21:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-07 14:21:31,695 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-07 14:21:31,695 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-07 14:21:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure send_filter_frame [2024-11-07 14:21:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure send_filter_frame [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2024-11-07 14:21:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_uli526x_cleanup_module_14_2 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-07 14:21:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-07 14:21:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 14:21:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_resume [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_resume [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_interrupt [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_interrupt [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~~u8~0~TO~~u16~0 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_remove_one [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_remove_one [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure update_cr6 [2024-11-07 14:21:31,700 INFO L138 BoogieDeclarations]: Found implementation of procedure update_cr6 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 14:21:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-07 14:21:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure srom_clk_write [2024-11-07 14:21:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_clk_write [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_free_rxbuffer [2024-11-07 14:21:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_free_rxbuffer [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-07 14:21:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-07 14:21:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-07 14:21:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure uli526x_init [2024-11-07 14:21:31,701 INFO L138 BoogieDeclarations]: Found implementation of procedure uli526x_init [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 14:21:31,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 14:21:31,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-07 14:21:31,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-07 14:21:32,720 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 14:21:32,722 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 14:21:33,324 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 14:21:49,005 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-07 14:21:49,756 INFO L? ?]: Removed 2243 outVars from TransFormulas that were not future-live. [2024-11-07 14:21:49,756 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 14:21:49,809 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 14:21:49,812 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 14:21:49,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:21:49 BoogieIcfgContainer [2024-11-07 14:21:49,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 14:21:49,815 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 14:21:49,815 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 14:21:49,821 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 14:21:49,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:21:26" (1/3) ... [2024-11-07 14:21:49,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40619a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:21:49, skipping insertion in model container [2024-11-07 14:21:49,822 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:30" (2/3) ... [2024-11-07 14:21:49,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40619a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:21:49, skipping insertion in model container [2024-11-07 14:21:49,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:21:49" (3/3) ... [2024-11-07 14:21:49,826 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14__complex_emg__linux-kernel-locking-spinlock__drivers-net-ethernet-dec-tulip-uli526x.cil.i [2024-11-07 14:21:49,839 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 14:21:49,839 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-07 14:21:49,932 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 14:21:49,945 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;@3c0d1185, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 14:21:49,945 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-07 14:21:49,959 INFO L276 IsEmpty]: Start isEmpty. Operand has 1816 states, 1302 states have (on average 1.3279569892473118) internal successors, (1729), 1323 states have internal predecessors, (1729), 430 states have call successors, (430), 82 states have call predecessors, (430), 81 states have return successors, (424), 418 states have call predecessors, (424), 424 states have call successors, (424) [2024-11-07 14:21:49,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-07 14:21:49,981 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:21:49,981 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 14:21:49,982 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:21:49,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:21:49,987 INFO L85 PathProgramCache]: Analyzing trace with hash -143429061, now seen corresponding path program 1 times [2024-11-07 14:21:49,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:21:49,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184783044] [2024-11-07 14:21:49,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:21:49,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:21:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 14:21:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:21:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 14:21:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:21:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 14:21:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:21:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-07 14:21:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:21:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:21:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:21:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-07 14:21:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:21:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-07 14:21:56,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:21:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-07 14:21:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:21:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-07 14:21:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:21:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 14:21:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 14:21:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:21:56,603 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2024-11-07 14:21:56,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:21:56,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184783044] [2024-11-07 14:21:56,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184783044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:21:56,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:21:56,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 14:21:56,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658446605] [2024-11-07 14:21:56,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:21:56,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 14:21:56,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:21:56,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 14:21:56,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 14:21:56,640 INFO L87 Difference]: Start difference. First operand has 1816 states, 1302 states have (on average 1.3279569892473118) internal successors, (1729), 1323 states have internal predecessors, (1729), 430 states have call successors, (430), 82 states have call predecessors, (430), 81 states have return successors, (424), 418 states have call predecessors, (424), 424 states have call successors, (424) Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-07 14:22:00,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:22:05,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 14:22:35,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:22:35,274 INFO L93 Difference]: Finished difference Result 5665 states and 8330 transitions. [2024-11-07 14:22:35,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:22:35,277 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 127 [2024-11-07 14:22:35,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:22:35,318 INFO L225 Difference]: With dead ends: 5665 [2024-11-07 14:22:35,318 INFO L226 Difference]: Without dead ends: 3862 [2024-11-07 14:22:35,337 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:22:35,342 INFO L432 NwaCegarLoop]: 1681 mSDtfsCounter, 4080 mSDsluCounter, 2355 mSDsCounter, 0 mSdLazyCounter, 2286 mSolverCounterSat, 1313 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4485 SdHoareTripleChecker+Valid, 4036 SdHoareTripleChecker+Invalid, 3601 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1313 IncrementalHoareTripleChecker+Valid, 2286 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.8s IncrementalHoareTripleChecker+Time [2024-11-07 14:22:35,343 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4485 Valid, 4036 Invalid, 3601 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1313 Valid, 2286 Invalid, 2 Unknown, 0 Unchecked, 37.8s Time] [2024-11-07 14:22:35,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3862 states. [2024-11-07 14:22:35,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3862 to 3482. [2024-11-07 14:22:35,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3482 states, 2518 states have (on average 1.3077839555202542) internal successors, (3293), 2559 states have internal predecessors, (3293), 803 states have call successors, (803), 159 states have call predecessors, (803), 158 states have return successors, (799), 787 states have call predecessors, (799), 799 states have call successors, (799) [2024-11-07 14:22:35,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 3482 states and 4895 transitions. [2024-11-07 14:22:35,654 INFO L78 Accepts]: Start accepts. Automaton has 3482 states and 4895 transitions. Word has length 127 [2024-11-07 14:22:35,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:22:35,655 INFO L471 AbstractCegarLoop]: Abstraction has 3482 states and 4895 transitions. [2024-11-07 14:22:35,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-07 14:22:35,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 4895 transitions. [2024-11-07 14:22:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-07 14:22:35,664 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:22:35,664 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 14:22:35,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 14:22:35,665 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:22:35,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:22:35,665 INFO L85 PathProgramCache]: Analyzing trace with hash 327752767, now seen corresponding path program 1 times [2024-11-07 14:22:35,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:22:35,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412945845] [2024-11-07 14:22:35,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:22:35,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:22:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-07 14:22:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:22:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 14:22:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:22:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 14:22:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:22:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-07 14:22:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:22:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:22:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:22:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-07 14:22:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:22:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-07 14:22:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:22:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-07 14:22:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:22:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-07 14:22:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:22:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 14:22:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 14:22:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 14:22:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:22:41,364 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2024-11-07 14:22:41,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:22:41,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412945845] [2024-11-07 14:22:41,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412945845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:22:41,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:22:41,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 14:22:41,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513926748] [2024-11-07 14:22:41,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:22:41,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 14:22:41,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:22:41,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 14:22:41,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 14:22:41,370 INFO L87 Difference]: Start difference. First operand 3482 states and 4895 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-07 14:22:45,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []