./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--hippi--rrunner.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.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 ed28fe99994604a1173e3d4f71ab5b1542eccb5293571b04f5dd99c12a84c046 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:16:08,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:16:08,504 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:16:08,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:16:08,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:16:08,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:16:08,533 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:16:08,533 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:16:08,534 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:16:08,534 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:16:08,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:16:08,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:16:08,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:16:08,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:16:08,535 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:16:08,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:16:08,535 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:16:08,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:16:08,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:16:08,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:16:08,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:16:08,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:16:08,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:16:08,536 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:16:08,536 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:16:08,536 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:16:08,536 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:16:08,537 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:16:08,537 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:16:08,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:16:08,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:16:08,537 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:16:08,537 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:16:08,537 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:16:08,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:16:08,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:16:08,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:16:08,541 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:16:08,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:16:08,541 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:16:08,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:16:08,541 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:16:08,541 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:16:08,541 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:16:08,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:16:08,541 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 -> ed28fe99994604a1173e3d4f71ab5b1542eccb5293571b04f5dd99c12a84c046 [2025-01-09 19:16:08,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:16:08,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:16:08,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:16:08,916 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:16:08,916 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:16:08,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2025-01-09 19:16:10,148 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a34b3cd39/604525e864234a538d53927257a392f2/FLAG34e7c59a2 [2025-01-09 19:16:10,660 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:16:10,662 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2025-01-09 19:16:10,703 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a34b3cd39/604525e864234a538d53927257a392f2/FLAG34e7c59a2 [2025-01-09 19:16:11,210 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a34b3cd39/604525e864234a538d53927257a392f2 [2025-01-09 19:16:11,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:16:11,214 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:16:11,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:16:11,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:16:11,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:16:11,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:16:11" (1/1) ... [2025-01-09 19:16:11,220 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63171e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:11, skipping insertion in model container [2025-01-09 19:16:11,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:16:11" (1/1) ... [2025-01-09 19:16:11,311 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:16:12,614 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i[275280,275293] [2025-01-09 19:16:12,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:16:12,686 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:16:12,836 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"); [6231] [2025-01-09 19:16:12,838 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)); [6238] [2025-01-09 19:16:12,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6251] [2025-01-09 19:16:12,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [6371] [2025-01-09 19:16:12,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6424] [2025-01-09 19:16:12,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6431] [2025-01-09 19:16:12,859 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)); [6570-6571] [2025-01-09 19:16:12,861 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)); [6599-6600] [2025-01-09 19:16:12,862 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" (108), "i" (12UL)); [6629-6630] [2025-01-09 19:16:12,864 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" (120), "i" (12UL)); [6659-6660] [2025-01-09 19:16:12,879 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6965] [2025-01-09 19:16:12,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6976] [2025-01-09 19:16:12,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6987] [2025-01-09 19:16:12,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7204] [2025-01-09 19:16:12,898 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7207] [2025-01-09 19:16:12,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7268] [2025-01-09 19:16:12,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7271] [2025-01-09 19:16:12,903 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7274] [2025-01-09 19:16:12,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7295] [2025-01-09 19:16:12,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7300] [2025-01-09 19:16:12,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7303] [2025-01-09 19:16:12,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7313] [2025-01-09 19:16:12,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7354] [2025-01-09 19:16:12,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7359] [2025-01-09 19:16:12,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7366] [2025-01-09 19:16:12,910 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7375] [2025-01-09 19:16:12,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7400] [2025-01-09 19:16:12,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7466] [2025-01-09 19:16:12,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7527] [2025-01-09 19:16:12,917 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7530] [2025-01-09 19:16:12,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7562] [2025-01-09 19:16:12,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7633] [2025-01-09 19:16:12,926 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7651] [2025-01-09 19:16:12,930 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7657] [2025-01-09 19:16:12,931 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7674] [2025-01-09 19:16:12,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7684] [2025-01-09 19:16:12,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7690] [2025-01-09 19:16:12,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7696] [2025-01-09 19:16:12,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7702] [2025-01-09 19:16:12,936 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7741] [2025-01-09 19:16:12,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7747] [2025-01-09 19:16:12,938 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7753] [2025-01-09 19:16:12,940 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7771] [2025-01-09 19:16:12,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7852] [2025-01-09 19:16:12,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7918] [2025-01-09 19:16:12,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7936] [2025-01-09 19:16:12,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8018] [2025-01-09 19:16:12,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8080] [2025-01-09 19:16:12,975 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8345] [2025-01-09 19:16:12,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8404] [2025-01-09 19:16:12,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8406] [2025-01-09 19:16:12,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8414] [2025-01-09 19:16:12,981 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8451] [2025-01-09 19:16:12,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8453] [2025-01-09 19:16:12,982 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8470] [2025-01-09 19:16:12,987 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8605] [2025-01-09 19:16:12,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8608] [2025-01-09 19:16:12,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8611] [2025-01-09 19:16:12,989 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8614] [2025-01-09 19:16:12,990 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [8617] [2025-01-09 19:16:13,007 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i[275280,275293] [2025-01-09 19:16:13,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:16:13,132 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:16:13,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13 WrapperNode [2025-01-09 19:16:13,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:16:13,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:16:13,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:16:13,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:16:13,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:13,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:13,322 INFO L138 Inliner]: procedures = 223, calls = 1333, calls flagged for inlining = 123, calls inlined = 120, statements flattened = 4081 [2025-01-09 19:16:13,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:16:13,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:16:13,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:16:13,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:16:13,333 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:13,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:13,389 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:13,914 INFO L175 MemorySlicer]: Split 625 memory accesses to 10 slices as follows [2, 5, 5, 8, 89, 455, 8, 43, 6, 4]. 73 percent of accesses are in the largest equivalence class. The 46 initializations are split as follows [2, 0, 0, 8, 20, 8, 8, 0, 0, 0]. The 306 writes are split as follows [0, 0, 3, 0, 69, 189, 0, 43, 1, 1]. [2025-01-09 19:16:13,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:13,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:14,061 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:14,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:14,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:14,135 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:14,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:14,195 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:16:14,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:16:14,198 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:16:14,198 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:16:14,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (1/1) ... [2025-01-09 19:16:14,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:16:14,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:16:14,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:16:14,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:16:14,267 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2025-01-09 19:16:14,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2025-01-09 19:16:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:16:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:16:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:16:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:16:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:16:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:16:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:16:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:16:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2025-01-09 19:16:14,269 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:16:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 19:16:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:16:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:16:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 19:16:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-01-09 19:16:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:16:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 19:16:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 19:16:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 19:16:14,270 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 19:16:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure rr_ioctl [2025-01-09 19:16:14,271 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_ioctl [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:16:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:16:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:16:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:16:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:16:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:16:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:16:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:16:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:16:14,272 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-01-09 19:16:14,272 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-01-09 19:16:14,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-01-09 19:16:14,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-01-09 19:16:14,276 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-01-09 19:16:14,276 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-01-09 19:16:14,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-01-09 19:16:14,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-01-09 19:16:14,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_mac_addr [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_mac_addr [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 19:16:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 19:16:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2025-01-09 19:16:14,278 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:16:14,278 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 19:16:14,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:16:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:16:14,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:16:14,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:16:14,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:16:14,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:16:14,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2025-01-09 19:16:14,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2025-01-09 19:16:14,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2025-01-09 19:16:14,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2025-01-09 19:16:14,283 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_change_mtu [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_change_mtu [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-01-09 19:16:14,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-01-09 19:16:14,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:16:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-01-09 19:16:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-01-09 19:16:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2025-01-09 19:16:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-01-09 19:16:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-01-09 19:16:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2025-01-09 19:16:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-01-09 19:16:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-01-09 19:16:14,285 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:16:14,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:16:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:16:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:16:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:16:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:16:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:16:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:16:14,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:16:14,286 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2025-01-09 19:16:14,286 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2025-01-09 19:16:15,055 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:16:15,059 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:16:15,180 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:16:24,901 INFO L? ?]: Removed 1833 outVars from TransFormulas that were not future-live. [2025-01-09 19:16:24,902 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:16:24,964 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:16:24,964 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 19:16:24,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:16:24 BoogieIcfgContainer [2025-01-09 19:16:24,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:16:24,968 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:16:24,968 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:16:24,973 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:16:24,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:16:11" (1/3) ... [2025-01-09 19:16:24,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8a551a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:16:24, skipping insertion in model container [2025-01-09 19:16:24,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:16:13" (2/3) ... [2025-01-09 19:16:24,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f8a551a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:16:24, skipping insertion in model container [2025-01-09 19:16:24,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:16:24" (3/3) ... [2025-01-09 19:16:24,977 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2025-01-09 19:16:24,993 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:16:24,998 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i that has 73 procedures, 1522 locations, 1 initial locations, 30 loop locations, and 1 error locations. [2025-01-09 19:16:25,104 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:16:25,118 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;@6db25220, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:16:25,120 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 19:16:25,132 INFO L276 IsEmpty]: Start isEmpty. Operand has 1444 states, 957 states have (on average 1.3103448275862069) internal successors, (1254), 982 states have internal predecessors, (1254), 431 states have call successors, (431), 55 states have call predecessors, (431), 54 states have return successors, (425), 415 states have call predecessors, (425), 425 states have call successors, (425) [2025-01-09 19:16:25,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2025-01-09 19:16:25,156 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:25,157 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 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] [2025-01-09 19:16:25,157 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:25,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:25,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1503208554, now seen corresponding path program 1 times [2025-01-09 19:16:25,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:25,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514423666] [2025-01-09 19:16:25,170 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:25,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:29,570 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 120 statements into 1 equivalence classes. [2025-01-09 19:16:29,878 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 120 of 120 statements. [2025-01-09 19:16:29,879 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:29,879 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2025-01-09 19:16:30,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:30,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514423666] [2025-01-09 19:16:30,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514423666] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 19:16:30,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136768737] [2025-01-09 19:16:30,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:30,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:16:30,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:16:30,399 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 19:16:30,401 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 19:16:34,157 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 120 statements into 1 equivalence classes. [2025-01-09 19:16:34,515 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 120 of 120 statements. [2025-01-09 19:16:34,515 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:34,515 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:34,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 2840 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 19:16:34,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 19:16:34,562 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2025-01-09 19:16:34,564 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 19:16:34,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1136768737] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:34,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 19:16:34,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 19:16:34,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651596538] [2025-01-09 19:16:34,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:34,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 19:16:34,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:34,590 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 19:16:34,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:16:34,597 INFO L87 Difference]: Start difference. First operand has 1444 states, 957 states have (on average 1.3103448275862069) internal successors, (1254), 982 states have internal predecessors, (1254), 431 states have call successors, (431), 55 states have call predecessors, (431), 54 states have return successors, (425), 415 states have call predecessors, (425), 425 states have call successors, (425) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-09 19:16:34,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:34,785 INFO L93 Difference]: Finished difference Result 2881 states and 4267 transitions. [2025-01-09 19:16:34,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 19:16:34,788 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 120 [2025-01-09 19:16:34,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:34,827 INFO L225 Difference]: With dead ends: 2881 [2025-01-09 19:16:34,828 INFO L226 Difference]: Without dead ends: 1421 [2025-01-09 19:16:34,846 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:16:34,849 INFO L435 NwaCegarLoop]: 2085 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, 2085 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 [2025-01-09 19:16:34,850 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2085 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 19:16:34,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1421 states. [2025-01-09 19:16:35,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1421 to 1421. [2025-01-09 19:16:35,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1421 states, 943 states have (on average 1.2810180275715801) internal successors, (1208), 960 states have internal predecessors, (1208), 424 states have call successors, (424), 54 states have call predecessors, (424), 53 states have return successors, (423), 413 states have call predecessors, (423), 423 states have call successors, (423) [2025-01-09 19:16:35,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1421 states and 2055 transitions. [2025-01-09 19:16:35,039 INFO L78 Accepts]: Start accepts. Automaton has 1421 states and 2055 transitions. Word has length 120 [2025-01-09 19:16:35,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:35,039 INFO L471 AbstractCegarLoop]: Abstraction has 1421 states and 2055 transitions. [2025-01-09 19:16:35,040 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2025-01-09 19:16:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2055 transitions. [2025-01-09 19:16:35,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2025-01-09 19:16:35,046 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:35,047 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 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] [2025-01-09 19:16:35,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 19:16:35,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 19:16:35,248 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:35,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:35,248 INFO L85 PathProgramCache]: Analyzing trace with hash 348821974, now seen corresponding path program 1 times [2025-01-09 19:16:35,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:35,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032006968] [2025-01-09 19:16:35,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:35,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:38,598 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 118 statements into 1 equivalence classes. [2025-01-09 19:16:38,703 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 118 of 118 statements. [2025-01-09 19:16:38,704 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:38,704 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:39,102 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2025-01-09 19:16:39,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:39,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032006968] [2025-01-09 19:16:39,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032006968] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:39,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:16:39,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:16:39,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279565872] [2025-01-09 19:16:39,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:39,104 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:16:39,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:39,105 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:16:39,105 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:16:39,105 INFO L87 Difference]: Start difference. First operand 1421 states and 2055 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-01-09 19:16:39,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:39,708 INFO L93 Difference]: Finished difference Result 3771 states and 5438 transitions. [2025-01-09 19:16:39,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:16:39,709 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 118 [2025-01-09 19:16:39,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:39,729 INFO L225 Difference]: With dead ends: 3771 [2025-01-09 19:16:39,729 INFO L226 Difference]: Without dead ends: 2374 [2025-01-09 19:16:39,735 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:16:39,737 INFO L435 NwaCegarLoop]: 2063 mSDtfsCounter, 1402 mSDsluCounter, 1958 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 4021 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-09 19:16:39,738 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1402 Valid, 4021 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-09 19:16:39,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2374 states. [2025-01-09 19:16:39,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2374 to 2364. [2025-01-09 19:16:39,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2364 states, 1568 states have (on average 1.278061224489796) internal successors, (2004), 1604 states have internal predecessors, (2004), 700 states have call successors, (700), 96 states have call predecessors, (700), 95 states have return successors, (699), 676 states have call predecessors, (699), 699 states have call successors, (699) [2025-01-09 19:16:39,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 2364 states and 3403 transitions. [2025-01-09 19:16:39,897 INFO L78 Accepts]: Start accepts. Automaton has 2364 states and 3403 transitions. Word has length 118 [2025-01-09 19:16:39,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:39,899 INFO L471 AbstractCegarLoop]: Abstraction has 2364 states and 3403 transitions. [2025-01-09 19:16:39,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2025-01-09 19:16:39,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 3403 transitions. [2025-01-09 19:16:39,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-01-09 19:16:39,905 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:39,905 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 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] [2025-01-09 19:16:39,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:16:39,907 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:39,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:39,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1473109915, now seen corresponding path program 1 times [2025-01-09 19:16:39,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:39,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113325428] [2025-01-09 19:16:39,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:39,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:43,230 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-01-09 19:16:43,344 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-01-09 19:16:43,347 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:43,347 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:44,254 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2025-01-09 19:16:44,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:44,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113325428] [2025-01-09 19:16:44,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113325428] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:44,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:16:44,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:16:44,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775967626] [2025-01-09 19:16:44,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:44,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:16:44,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:44,256 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:16:44,256 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:16:44,256 INFO L87 Difference]: Start difference. First operand 2364 states and 3403 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:16:45,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:45,200 INFO L93 Difference]: Finished difference Result 7054 states and 10158 transitions. [2025-01-09 19:16:45,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:16:45,201 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 143 [2025-01-09 19:16:45,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:45,239 INFO L225 Difference]: With dead ends: 7054 [2025-01-09 19:16:45,239 INFO L226 Difference]: Without dead ends: 4714 [2025-01-09 19:16:45,255 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:16:45,256 INFO L435 NwaCegarLoop]: 2061 mSDtfsCounter, 2030 mSDsluCounter, 6129 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2031 SdHoareTripleChecker+Valid, 8190 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:16:45,257 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2031 Valid, 8190 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 19:16:45,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2025-01-09 19:16:45,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 4699. [2025-01-09 19:16:45,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4699 states, 3116 states have (on average 1.2779204107830553) internal successors, (3982), 3196 states have internal predecessors, (3982), 1392 states have call successors, (1392), 191 states have call predecessors, (1392), 190 states have return successors, (1391), 1337 states have call predecessors, (1391), 1391 states have call successors, (1391) [2025-01-09 19:16:45,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4699 states to 4699 states and 6765 transitions. [2025-01-09 19:16:45,538 INFO L78 Accepts]: Start accepts. Automaton has 4699 states and 6765 transitions. Word has length 143 [2025-01-09 19:16:45,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:45,538 INFO L471 AbstractCegarLoop]: Abstraction has 4699 states and 6765 transitions. [2025-01-09 19:16:45,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:16:45,539 INFO L276 IsEmpty]: Start isEmpty. Operand 4699 states and 6765 transitions. [2025-01-09 19:16:45,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2025-01-09 19:16:45,546 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:45,547 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 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] [2025-01-09 19:16:45,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:16:45,547 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:45,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:45,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1265150724, now seen corresponding path program 1 times [2025-01-09 19:16:45,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:45,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906024355] [2025-01-09 19:16:45,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:45,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:48,755 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-01-09 19:16:48,870 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-01-09 19:16:48,870 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:48,870 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:49,744 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2025-01-09 19:16:49,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:49,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906024355] [2025-01-09 19:16:49,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906024355] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:49,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:16:49,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:16:49,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118974590] [2025-01-09 19:16:49,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:49,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:16:49,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:49,748 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:16:49,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:16:49,748 INFO L87 Difference]: Start difference. First operand 4699 states and 6765 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:16:50,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:50,703 INFO L93 Difference]: Finished difference Result 14077 states and 20267 transitions. [2025-01-09 19:16:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:16:50,704 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 146 [2025-01-09 19:16:50,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:50,772 INFO L225 Difference]: With dead ends: 14077 [2025-01-09 19:16:50,772 INFO L226 Difference]: Without dead ends: 9402 [2025-01-09 19:16:50,805 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:16:50,807 INFO L435 NwaCegarLoop]: 2054 mSDtfsCounter, 2033 mSDsluCounter, 6114 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2034 SdHoareTripleChecker+Valid, 8168 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:16:50,808 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2034 Valid, 8168 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 19:16:50,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9402 states. [2025-01-09 19:16:51,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9402 to 9379. [2025-01-09 19:16:51,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9379 states, 6224 states have (on average 1.2776349614395888) internal successors, (7952), 6382 states have internal predecessors, (7952), 2774 states have call successors, (2774), 381 states have call predecessors, (2774), 380 states have return successors, (2773), 2667 states have call predecessors, (2773), 2773 states have call successors, (2773) [2025-01-09 19:16:51,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9379 states to 9379 states and 13499 transitions. [2025-01-09 19:16:51,347 INFO L78 Accepts]: Start accepts. Automaton has 9379 states and 13499 transitions. Word has length 146 [2025-01-09 19:16:51,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:51,348 INFO L471 AbstractCegarLoop]: Abstraction has 9379 states and 13499 transitions. [2025-01-09 19:16:51,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:16:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 9379 states and 13499 transitions. [2025-01-09 19:16:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2025-01-09 19:16:51,355 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:51,356 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 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] [2025-01-09 19:16:51,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:16:51,356 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:51,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:51,357 INFO L85 PathProgramCache]: Analyzing trace with hash 107371007, now seen corresponding path program 1 times [2025-01-09 19:16:51,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:51,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681669719] [2025-01-09 19:16:51,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:51,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:54,545 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-01-09 19:16:54,621 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-01-09 19:16:54,622 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:54,622 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:55,295 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2025-01-09 19:16:55,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:55,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681669719] [2025-01-09 19:16:55,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681669719] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:55,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:16:55,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:16:55,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788748936] [2025-01-09 19:16:55,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:55,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:16:55,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:55,296 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:16:55,296 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:16:55,296 INFO L87 Difference]: Start difference. First operand 9379 states and 13499 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:16:56,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:56,400 INFO L93 Difference]: Finished difference Result 28141 states and 40494 transitions. [2025-01-09 19:16:56,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:16:56,401 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 144 [2025-01-09 19:16:56,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:56,550 INFO L225 Difference]: With dead ends: 28141 [2025-01-09 19:16:56,550 INFO L226 Difference]: Without dead ends: 18786 [2025-01-09 19:16:56,608 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:16:56,609 INFO L435 NwaCegarLoop]: 2055 mSDtfsCounter, 2031 mSDsluCounter, 6116 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2032 SdHoareTripleChecker+Valid, 8171 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:16:56,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2032 Valid, 8171 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 19:16:56,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18786 states. [2025-01-09 19:16:57,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18786 to 18743. [2025-01-09 19:16:57,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18743 states, 12444 states have (on average 1.2769206043072967) internal successors, (15890), 12756 states have internal predecessors, (15890), 5536 states have call successors, (5536), 763 states have call predecessors, (5536), 762 states have return successors, (5535), 5327 states have call predecessors, (5535), 5535 states have call successors, (5535) [2025-01-09 19:16:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18743 states to 18743 states and 26961 transitions. [2025-01-09 19:16:57,566 INFO L78 Accepts]: Start accepts. Automaton has 18743 states and 26961 transitions. Word has length 144 [2025-01-09 19:16:57,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:57,568 INFO L471 AbstractCegarLoop]: Abstraction has 18743 states and 26961 transitions. [2025-01-09 19:16:57,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:16:57,569 INFO L276 IsEmpty]: Start isEmpty. Operand 18743 states and 26961 transitions. [2025-01-09 19:16:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2025-01-09 19:16:57,574 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:57,574 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 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] [2025-01-09 19:16:57,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:16:57,575 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:57,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:57,575 INFO L85 PathProgramCache]: Analyzing trace with hash 639419970, now seen corresponding path program 1 times [2025-01-09 19:16:57,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:57,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391736997] [2025-01-09 19:16:57,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:57,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:17:00,932 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 145 statements into 1 equivalence classes. [2025-01-09 19:17:01,007 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 145 of 145 statements. [2025-01-09 19:17:01,008 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:17:01,008 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:17:01,688 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2025-01-09 19:17:01,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:17:01,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391736997] [2025-01-09 19:17:01,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391736997] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:17:01,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:17:01,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:17:01,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093466409] [2025-01-09 19:17:01,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:17:01,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:17:01,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:17:01,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:17:01,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:17:01,690 INFO L87 Difference]: Start difference. First operand 18743 states and 26961 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:17:03,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:17:03,173 INFO L93 Difference]: Finished difference Result 55679 states and 80034 transitions. [2025-01-09 19:17:03,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:17:03,174 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 145 [2025-01-09 19:17:03,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:17:03,412 INFO L225 Difference]: With dead ends: 55679 [2025-01-09 19:17:03,412 INFO L226 Difference]: Without dead ends: 36960 [2025-01-09 19:17:03,518 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:17:03,519 INFO L435 NwaCegarLoop]: 2053 mSDtfsCounter, 2032 mSDsluCounter, 6112 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2033 SdHoareTripleChecker+Valid, 8165 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 19:17:03,520 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2033 Valid, 8165 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 19:17:03,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36960 states. [2025-01-09 19:17:05,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36960 to 36879. [2025-01-09 19:17:05,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36879 states, 24468 states have (on average 1.2754618276933136) internal successors, (31208), 25056 states have internal predecessors, (31208), 10887 states have call successors, (10887), 1524 states have call predecessors, (10887), 1523 states have return successors, (10886), 10498 states have call predecessors, (10886), 10886 states have call successors, (10886) [2025-01-09 19:17:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36879 states to 36879 states and 52981 transitions. [2025-01-09 19:17:05,408 INFO L78 Accepts]: Start accepts. Automaton has 36879 states and 52981 transitions. Word has length 145 [2025-01-09 19:17:05,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:17:05,409 INFO L471 AbstractCegarLoop]: Abstraction has 36879 states and 52981 transitions. [2025-01-09 19:17:05,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 4 states have internal predecessors, (62), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-01-09 19:17:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 36879 states and 52981 transitions. [2025-01-09 19:17:05,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2025-01-09 19:17:05,412 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:17:05,413 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2025-01-09 19:17:05,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:17:05,413 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:17:05,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:17:05,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1523280995, now seen corresponding path program 1 times [2025-01-09 19:17:05,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:17:05,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229160674] [2025-01-09 19:17:05,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:17:05,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:17:09,141 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 156 statements into 1 equivalence classes. [2025-01-09 19:17:09,216 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 156 of 156 statements. [2025-01-09 19:17:09,216 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:17:09,217 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:17:10,592 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2025-01-09 19:17:10,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:17:10,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229160674] [2025-01-09 19:17:10,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229160674] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 19:17:10,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1274424676] [2025-01-09 19:17:10,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:17:10,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:17:10,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:17:10,594 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 19:17:10,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 19:17:14,498 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 156 statements into 1 equivalence classes. [2025-01-09 19:17:14,846 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 156 of 156 statements. [2025-01-09 19:17:14,846 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:17:14,846 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:17:14,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 3060 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-09 19:17:14,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 19:17:15,014 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2025-01-09 19:17:15,014 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 19:17:15,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1274424676] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:17:15,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 19:17:15,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2025-01-09 19:17:15,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733777944] [2025-01-09 19:17:15,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:17:15,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:17:15,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:17:15,015 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:17:15,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2025-01-09 19:17:15,016 INFO L87 Difference]: Start difference. First operand 36879 states and 52981 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2025-01-09 19:17:15,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:17:15,681 INFO L93 Difference]: Finished difference Result 36914 states and 53047 transitions. [2025-01-09 19:17:15,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:17:15,682 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 156 [2025-01-09 19:17:15,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:17:15,899 INFO L225 Difference]: With dead ends: 36914 [2025-01-09 19:17:15,900 INFO L226 Difference]: Without dead ends: 36911 [2025-01-09 19:17:15,936 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2025-01-09 19:17:15,937 INFO L435 NwaCegarLoop]: 2054 mSDtfsCounter, 0 mSDsluCounter, 2049 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4103 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 19:17:15,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4103 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 19:17:15,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36911 states. [2025-01-09 19:17:17,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36911 to 36911. [2025-01-09 19:17:17,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36911 states, 24500 states have (on average 1.2751020408163265) internal successors, (31240), 25088 states have internal predecessors, (31240), 10887 states have call successors, (10887), 1524 states have call predecessors, (10887), 1523 states have return successors, (10886), 10498 states have call predecessors, (10886), 10886 states have call successors, (10886) [2025-01-09 19:17:17,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36911 states to 36911 states and 53013 transitions. [2025-01-09 19:17:17,661 INFO L78 Accepts]: Start accepts. Automaton has 36911 states and 53013 transitions. Word has length 156 [2025-01-09 19:17:17,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:17:17,661 INFO L471 AbstractCegarLoop]: Abstraction has 36911 states and 53013 transitions. [2025-01-09 19:17:17,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2025-01-09 19:17:17,663 INFO L276 IsEmpty]: Start isEmpty. Operand 36911 states and 53013 transitions. [2025-01-09 19:17:17,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-01-09 19:17:17,666 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:17:17,666 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2025-01-09 19:17:17,684 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-09 19:17:17,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:17:17,868 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:17:17,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:17:17,868 INFO L85 PathProgramCache]: Analyzing trace with hash 177582594, now seen corresponding path program 1 times [2025-01-09 19:17:17,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:17:17,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993505108] [2025-01-09 19:17:17,868 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:17:17,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:17:21,723 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-01-09 19:17:21,775 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-01-09 19:17:21,776 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:17:21,776 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:17:22,790 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2025-01-09 19:17:22,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:17:22,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993505108] [2025-01-09 19:17:22,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993505108] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 19:17:22,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240310463] [2025-01-09 19:17:22,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:17:22,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:17:22,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:17:22,792 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 19:17:22,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process