./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.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-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.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 9a4c86b005d25b7b47a4f0d39ab40dcf944046f8128f9f9f64f6ee97f46493f6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 18:25:17,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 18:25:17,306 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 18:25:17,311 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 18:25:17,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 18:25:17,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 18:25:17,342 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 18:25:17,342 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 18:25:17,342 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 18:25:17,342 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 18:25:17,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 18:25:17,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 18:25:17,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 18:25:17,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 18:25:17,343 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 18:25:17,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 18:25:17,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 18:25:17,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 18:25:17,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 18:25:17,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 18:25:17,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 18:25:17,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 18:25:17,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 18:25:17,345 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 18:25:17,345 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 18:25:17,346 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 18:25:17,346 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 18:25:17,346 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 18:25:17,346 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 18:25:17,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:25:17,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 18:25:17,347 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 18:25:17,347 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 18:25:17,347 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 18:25:17,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:25:17,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 18:25:17,347 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 18:25:17,347 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 18:25:17,347 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 18:25:17,347 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 18:25:17,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 18:25:17,348 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 18:25:17,348 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 18:25:17,348 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 18:25:17,348 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 18:25:17,348 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 -> 9a4c86b005d25b7b47a4f0d39ab40dcf944046f8128f9f9f64f6ee97f46493f6 [2025-01-09 18:25:17,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 18:25:17,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 18:25:17,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 18:25:17,683 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 18:25:17,684 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 18:25:17,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2025-01-09 18:25:18,985 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5bd1cdceb/7becf94ca29f4234a26b87b2cfee98fb/FLAG34b35bf5a [2025-01-09 18:25:19,473 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 18:25:19,474 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2025-01-09 18:25:19,511 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5bd1cdceb/7becf94ca29f4234a26b87b2cfee98fb/FLAG34b35bf5a [2025-01-09 18:25:19,527 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5bd1cdceb/7becf94ca29f4234a26b87b2cfee98fb [2025-01-09 18:25:19,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 18:25:19,530 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 18:25:19,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 18:25:19,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 18:25:19,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 18:25:19,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 06:25:19" (1/1) ... [2025-01-09 18:25:19,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1d7632 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:19, skipping insertion in model container [2025-01-09 18:25:19,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 06:25:19" (1/1) ... [2025-01-09 18:25:19,624 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 18:25:20,973 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-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2025-01-09 18:25:21,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 18:25:21,157 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 18:25:21,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [4603-4604] [2025-01-09 18:25:21,284 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4618] [2025-01-09 18:25:21,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4621] [2025-01-09 18:25:21,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4624] [2025-01-09 18:25:21,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4627] [2025-01-09 18:25:21,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4694] [2025-01-09 18:25:21,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4701] [2025-01-09 18:25:21,376 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 *)"/work/ldvuser/exper_fp/inst/current/envs/linux-3.10-rc1.tar/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [5674-5675] [2025-01-09 18:25:21,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5680-5682] [2025-01-09 18:25:21,383 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/linux/scatterlist.h"), "i" (65), "i" (12UL)); [5811-5812] [2025-01-09 18:25:21,383 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/linux/scatterlist.h"), "i" (67), "i" (12UL)); [5819-5820] [2025-01-09 18:25:21,384 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/linux/scatterlist.h"), "i" (68), "i" (12UL)); [5827-5828] [2025-01-09 18:25:21,386 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/linux/scatterlist.h"), "i" (98), "i" (12UL)); [5854-5855] [2025-01-09 18:25:21,387 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/linux/scatterlist.h"), "i" (99), "i" (12UL)); [5862-5863] [2025-01-09 18:25:21,392 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" (52), "i" (12UL)); [5951-5952] [2025-01-09 18:25:21,395 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" (65), "i" (12UL)); [5976-5977] [2025-01-09 18:25:21,404 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (99), "i" (12UL)); [6174-6175] [2025-01-09 18:25:21,415 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (210), "i" (12UL)); [6359-6360] [2025-01-09 18:25:21,424 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (301), "i" (12UL)); [6490-6491] [2025-01-09 18:25:21,425 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (302), "i" (12UL)); [6498-6499] [2025-01-09 18:25:21,498 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-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2025-01-09 18:25:21,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 18:25:21,634 INFO L204 MainTranslator]: Completed translation [2025-01-09 18:25:21,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21 WrapperNode [2025-01-09 18:25:21,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 18:25:21,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 18:25:21,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 18:25:21,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 18:25:21,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:21,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:21,798 INFO L138 Inliner]: procedures = 210, calls = 1449, calls flagged for inlining = 82, calls inlined = 27, statements flattened = 1847 [2025-01-09 18:25:21,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 18:25:21,800 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 18:25:21,800 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 18:25:21,800 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 18:25:21,809 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:21,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:21,824 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:21,913 INFO L175 MemorySlicer]: Split 430 memory accesses to 22 slices as follows [2, 2, 49, 8, 8, 7, 3, 24, 8, 8, 8, 8, 8, 1, 128, 8, 8, 8, 8, 8, 6, 112]. 30 percent of accesses are in the largest equivalence class. The 229 initializations are split as follows [2, 0, 0, 8, 8, 0, 3, 0, 8, 8, 8, 8, 8, 0, 128, 8, 8, 8, 8, 8, 0, 0]. The 112 writes are split as follows [0, 1, 1, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 96]. [2025-01-09 18:25:21,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:21,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:21,993 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:22,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:22,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:22,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:22,060 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:22,086 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 18:25:22,087 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 18:25:22,088 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 18:25:22,088 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 18:25:22,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (1/1) ... [2025-01-09 18:25:22,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 18:25:22,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 18:25:22,123 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 18:25:22,132 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 18:25:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-01-09 18:25:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-01-09 18:25:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_writeout [2025-01-09 18:25:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_writeout [2025-01-09 18:25:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2025-01-09 18:25:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2025-01-09 18:25:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 18:25:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 18:25:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE [2025-01-09 18:25:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE [2025-01-09 18:25:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-01-09 18:25:22,158 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-01-09 18:25:22,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 18:25:22,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-01-09 18:25:22,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-01-09 18:25:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-01-09 18:25:22,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-01-09 18:25:22,160 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-01-09 18:25:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-01-09 18:25:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-01-09 18:25:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-01-09 18:25:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-01-09 18:25:22,161 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 18:25:22,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 18:25:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 18:25:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 18:25:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 18:25:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 18:25:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 18:25:22,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 18:25:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 18:25:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 18:25:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 18:25:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-01-09 18:25:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-01-09 18:25:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-01-09 18:25:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-01-09 18:25:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-01-09 18:25:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 18:25:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 18:25:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 18:25:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 18:25:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 18:25:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 18:25:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-01-09 18:25:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-01-09 18:25:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-01-09 18:25:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-01-09 18:25:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-01-09 18:25:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-01-09 18:25:22,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-01-09 18:25:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_status [2025-01-09 18:25:22,170 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_status [2025-01-09 18:25:22,170 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 18:25:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2025-01-09 18:25:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2025-01-09 18:25:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2025-01-09 18:25:22,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 18:25:22,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 18:25:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 18:25:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 18:25:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 18:25:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 18:25:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 18:25:22,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure to_saa7146_dev [2025-01-09 18:25:22,173 INFO L138 BoogieDeclarations]: Found implementation of procedure to_saa7146_dev [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 18:25:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-01-09 18:25:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-01-09 18:25:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2025-01-09 18:25:22,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 18:25:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 18:25:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-01-09 18:25:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-01-09 18:25:22,176 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-01-09 18:25:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_reset [2025-01-09 18:25:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_reset [2025-01-09 18:25:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 18:25:22,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 18:25:22,661 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 18:25:22,663 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 18:25:24,627 INFO L? ?]: Removed 477 outVars from TransFormulas that were not future-live. [2025-01-09 18:25:24,627 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 18:25:24,663 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 18:25:24,663 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 18:25:24,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:25:24 BoogieIcfgContainer [2025-01-09 18:25:24,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 18:25:24,666 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 18:25:24,666 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 18:25:24,672 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 18:25:24,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 06:25:19" (1/3) ... [2025-01-09 18:25:24,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24dc53e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 06:25:24, skipping insertion in model container [2025-01-09 18:25:24,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 06:25:21" (2/3) ... [2025-01-09 18:25:24,674 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24dc53e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 06:25:24, skipping insertion in model container [2025-01-09 18:25:24,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:25:24" (3/3) ... [2025-01-09 18:25:24,675 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2025-01-09 18:25:24,689 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 18:25:24,691 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i that has 44 procedures, 633 locations, 1 initial locations, 22 loop locations, and 1 error locations. [2025-01-09 18:25:24,778 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 18:25:24,793 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;@ed0828d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 18:25:24,794 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 18:25:24,801 INFO L276 IsEmpty]: Start isEmpty. Operand has 549 states, 419 states have (on average 1.4152744630071599) internal successors, (593), 431 states have internal predecessors, (593), 106 states have call successors, (106), 22 states have call predecessors, (106), 22 states have return successors, (106), 105 states have call predecessors, (106), 106 states have call successors, (106) [2025-01-09 18:25:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-01-09 18:25:24,807 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:25:24,808 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:25:24,808 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:25:24,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:25:24,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1218386161, now seen corresponding path program 1 times [2025-01-09 18:25:24,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:25:24,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270156905] [2025-01-09 18:25:24,823 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:25:24,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:25:24,976 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-09 18:25:25,085 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-09 18:25:25,086 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:25:25,086 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:25:25,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 18:25:25,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:25:25,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270156905] [2025-01-09 18:25:25,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270156905] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:25:25,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:25:25,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:25:25,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152437460] [2025-01-09 18:25:25,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:25:25,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:25:25,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:25:25,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:25:25,397 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:25:25,402 INFO L87 Difference]: Start difference. First operand has 549 states, 419 states have (on average 1.4152744630071599) internal successors, (593), 431 states have internal predecessors, (593), 106 states have call successors, (106), 22 states have call predecessors, (106), 22 states have return successors, (106), 105 states have call predecessors, (106), 106 states have call successors, (106) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:25,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:25:25,648 INFO L93 Difference]: Finished difference Result 1614 states and 2382 transitions. [2025-01-09 18:25:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:25:25,651 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2025-01-09 18:25:25,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:25:25,671 INFO L225 Difference]: With dead ends: 1614 [2025-01-09 18:25:25,672 INFO L226 Difference]: Without dead ends: 1064 [2025-01-09 18:25:25,680 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 18:25:25,682 INFO L435 NwaCegarLoop]: 1506 mSDtfsCounter, 781 mSDsluCounter, 759 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 18:25:25,683 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 2265 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 18:25:25,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2025-01-09 18:25:25,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 1061. [2025-01-09 18:25:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1061 states, 815 states have (on average 1.4061349693251535) internal successors, (1146), 829 states have internal predecessors, (1146), 204 states have call successors, (204), 42 states have call predecessors, (204), 41 states have return successors, (197), 195 states have call predecessors, (197), 197 states have call successors, (197) [2025-01-09 18:25:25,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1547 transitions. [2025-01-09 18:25:25,892 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1547 transitions. Word has length 8 [2025-01-09 18:25:25,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:25:25,894 INFO L471 AbstractCegarLoop]: Abstraction has 1061 states and 1547 transitions. [2025-01-09 18:25:25,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:25,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1547 transitions. [2025-01-09 18:25:25,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2025-01-09 18:25:25,895 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:25:25,895 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:25:25,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 18:25:25,896 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:25:25,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:25:25,897 INFO L85 PathProgramCache]: Analyzing trace with hash 884488764, now seen corresponding path program 1 times [2025-01-09 18:25:25,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:25:25,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257482752] [2025-01-09 18:25:25,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:25:25,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:25:25,941 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-01-09 18:25:25,981 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-01-09 18:25:25,981 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:25:25,981 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:25:26,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 18:25:26,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:25:26,089 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257482752] [2025-01-09 18:25:26,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257482752] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:25:26,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:25:26,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:25:26,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649911040] [2025-01-09 18:25:26,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:25:26,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:25:26,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:25:26,092 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:25:26,093 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:25:26,093 INFO L87 Difference]: Start difference. First operand 1061 states and 1547 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:26,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:25:26,184 INFO L93 Difference]: Finished difference Result 1063 states and 1548 transitions. [2025-01-09 18:25:26,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:25:26,186 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2025-01-09 18:25:26,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:25:26,196 INFO L225 Difference]: With dead ends: 1063 [2025-01-09 18:25:26,196 INFO L226 Difference]: Without dead ends: 1060 [2025-01-09 18:25:26,197 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 18:25:26,198 INFO L435 NwaCegarLoop]: 786 mSDtfsCounter, 781 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:25:26,198 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 786 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:25:26,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2025-01-09 18:25:26,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1060. [2025-01-09 18:25:26,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1060 states, 815 states have (on average 1.4049079754601228) internal successors, (1145), 828 states have internal predecessors, (1145), 203 states have call successors, (203), 42 states have call predecessors, (203), 41 states have return successors, (197), 195 states have call predecessors, (197), 197 states have call successors, (197) [2025-01-09 18:25:26,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 1060 states and 1545 transitions. [2025-01-09 18:25:26,296 INFO L78 Accepts]: Start accepts. Automaton has 1060 states and 1545 transitions. Word has length 9 [2025-01-09 18:25:26,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:25:26,296 INFO L471 AbstractCegarLoop]: Abstraction has 1060 states and 1545 transitions. [2025-01-09 18:25:26,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:26,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1545 transitions. [2025-01-09 18:25:26,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-01-09 18:25:26,297 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:25:26,297 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:25:26,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 18:25:26,298 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:25:26,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:25:26,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1649106866, now seen corresponding path program 1 times [2025-01-09 18:25:26,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:25:26,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835270737] [2025-01-09 18:25:26,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:25:26,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:25:26,332 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-01-09 18:25:26,350 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-01-09 18:25:26,351 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:25:26,351 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:25:26,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 18:25:26,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:25:26,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835270737] [2025-01-09 18:25:26,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835270737] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:25:26,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:25:26,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:25:26,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398324895] [2025-01-09 18:25:26,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:25:26,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:25:26,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:25:26,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:25:26,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:25:26,444 INFO L87 Difference]: Start difference. First operand 1060 states and 1545 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:26,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:25:26,526 INFO L93 Difference]: Finished difference Result 1062 states and 1546 transitions. [2025-01-09 18:25:26,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:25:26,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2025-01-09 18:25:26,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:25:26,534 INFO L225 Difference]: With dead ends: 1062 [2025-01-09 18:25:26,534 INFO L226 Difference]: Without dead ends: 1059 [2025-01-09 18:25:26,535 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 18:25:26,536 INFO L435 NwaCegarLoop]: 784 mSDtfsCounter, 778 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:25:26,536 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [778 Valid, 784 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:25:26,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2025-01-09 18:25:26,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 1059. [2025-01-09 18:25:26,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1059 states, 815 states have (on average 1.403680981595092) internal successors, (1144), 827 states have internal predecessors, (1144), 202 states have call successors, (202), 42 states have call predecessors, (202), 41 states have return successors, (197), 195 states have call predecessors, (197), 197 states have call successors, (197) [2025-01-09 18:25:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1543 transitions. [2025-01-09 18:25:26,620 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1543 transitions. Word has length 10 [2025-01-09 18:25:26,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:25:26,620 INFO L471 AbstractCegarLoop]: Abstraction has 1059 states and 1543 transitions. [2025-01-09 18:25:26,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:26,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1543 transitions. [2025-01-09 18:25:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-01-09 18:25:26,621 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:25:26,621 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:25:26,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 18:25:26,621 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:25:26,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:25:26,625 INFO L85 PathProgramCache]: Analyzing trace with hash -417530881, now seen corresponding path program 1 times [2025-01-09 18:25:26,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:25:26,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990310834] [2025-01-09 18:25:26,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:25:26,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:25:26,675 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-09 18:25:26,690 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-09 18:25:26,691 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:25:26,691 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:25:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 18:25:26,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:25:26,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990310834] [2025-01-09 18:25:26,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990310834] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:25:26,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:25:26,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:25:26,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757929221] [2025-01-09 18:25:26,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:25:26,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:25:26,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:25:26,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:25:26,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:25:26,774 INFO L87 Difference]: Start difference. First operand 1059 states and 1543 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:26,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:25:26,850 INFO L93 Difference]: Finished difference Result 1061 states and 1544 transitions. [2025-01-09 18:25:26,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:25:26,851 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2025-01-09 18:25:26,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:25:26,858 INFO L225 Difference]: With dead ends: 1061 [2025-01-09 18:25:26,858 INFO L226 Difference]: Without dead ends: 1058 [2025-01-09 18:25:26,859 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 18:25:26,859 INFO L435 NwaCegarLoop]: 782 mSDtfsCounter, 775 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 775 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:25:26,862 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [775 Valid, 782 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:25:26,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2025-01-09 18:25:26,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 1058. [2025-01-09 18:25:26,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1058 states, 815 states have (on average 1.4024539877300612) internal successors, (1143), 826 states have internal predecessors, (1143), 201 states have call successors, (201), 42 states have call predecessors, (201), 41 states have return successors, (197), 195 states have call predecessors, (197), 197 states have call successors, (197) [2025-01-09 18:25:26,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1541 transitions. [2025-01-09 18:25:26,949 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1541 transitions. Word has length 11 [2025-01-09 18:25:26,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:25:26,949 INFO L471 AbstractCegarLoop]: Abstraction has 1058 states and 1541 transitions. [2025-01-09 18:25:26,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:26,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1541 transitions. [2025-01-09 18:25:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2025-01-09 18:25:26,950 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:25:26,950 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:25:26,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 18:25:26,951 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:25:26,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:25:26,951 INFO L85 PathProgramCache]: Analyzing trace with hash -58786731, now seen corresponding path program 1 times [2025-01-09 18:25:26,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:25:26,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908223474] [2025-01-09 18:25:26,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:25:26,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:25:26,977 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-01-09 18:25:26,993 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-01-09 18:25:26,993 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:25:26,993 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:25:27,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 18:25:27,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:25:27,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908223474] [2025-01-09 18:25:27,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908223474] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:25:27,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:25:27,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:25:27,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911715768] [2025-01-09 18:25:27,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:25:27,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:25:27,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:25:27,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:25:27,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:25:27,077 INFO L87 Difference]: Start difference. First operand 1058 states and 1541 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:27,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:25:27,154 INFO L93 Difference]: Finished difference Result 1060 states and 1542 transitions. [2025-01-09 18:25:27,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:25:27,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2025-01-09 18:25:27,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:25:27,162 INFO L225 Difference]: With dead ends: 1060 [2025-01-09 18:25:27,162 INFO L226 Difference]: Without dead ends: 1052 [2025-01-09 18:25:27,163 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 18:25:27,165 INFO L435 NwaCegarLoop]: 781 mSDtfsCounter, 772 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:25:27,165 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [772 Valid, 781 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:25:27,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2025-01-09 18:25:27,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 1052. [2025-01-09 18:25:27,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 810 states have (on average 1.4024691358024692) internal successors, (1136), 820 states have internal predecessors, (1136), 200 states have call successors, (200), 42 states have call predecessors, (200), 41 states have return successors, (197), 195 states have call predecessors, (197), 197 states have call successors, (197) [2025-01-09 18:25:27,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1533 transitions. [2025-01-09 18:25:27,274 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1533 transitions. Word has length 12 [2025-01-09 18:25:27,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:25:27,275 INFO L471 AbstractCegarLoop]: Abstraction has 1052 states and 1533 transitions. [2025-01-09 18:25:27,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:27,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1533 transitions. [2025-01-09 18:25:27,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2025-01-09 18:25:27,276 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:25:27,277 INFO L218 NwaCegarLoop]: trace histogram [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] [2025-01-09 18:25:27,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 18:25:27,277 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:25:27,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:25:27,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1195483157, now seen corresponding path program 1 times [2025-01-09 18:25:27,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:25:27,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824925073] [2025-01-09 18:25:27,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:25:27,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:25:27,323 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-09 18:25:27,359 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-09 18:25:27,360 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:25:27,360 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:25:27,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 18:25:27,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:25:27,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824925073] [2025-01-09 18:25:27,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824925073] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:25:27,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:25:27,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 18:25:27,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435510250] [2025-01-09 18:25:27,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:25:27,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 18:25:27,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:25:27,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 18:25:27,578 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 18:25:27,579 INFO L87 Difference]: Start difference. First operand 1052 states and 1533 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-01-09 18:25:27,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:25:27,668 INFO L93 Difference]: Finished difference Result 2060 states and 3015 transitions. [2025-01-09 18:25:27,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 18:25:27,669 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 42 [2025-01-09 18:25:27,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:25:27,677 INFO L225 Difference]: With dead ends: 2060 [2025-01-09 18:25:27,677 INFO L226 Difference]: Without dead ends: 1011 [2025-01-09 18:25:27,681 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 18:25:27,682 INFO L435 NwaCegarLoop]: 769 mSDtfsCounter, 0 mSDsluCounter, 2300 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3069 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:25:27,682 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3069 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:25:27,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2025-01-09 18:25:27,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 1011. [2025-01-09 18:25:27,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1011 states, 780 states have (on average 1.408974358974359) internal successors, (1099), 788 states have internal predecessors, (1099), 193 states have call successors, (193), 38 states have call predecessors, (193), 37 states have return successors, (192), 190 states have call predecessors, (192), 192 states have call successors, (192) [2025-01-09 18:25:27,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1484 transitions. [2025-01-09 18:25:27,748 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1484 transitions. Word has length 42 [2025-01-09 18:25:27,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:25:27,748 INFO L471 AbstractCegarLoop]: Abstraction has 1011 states and 1484 transitions. [2025-01-09 18:25:27,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-01-09 18:25:27,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1484 transitions. [2025-01-09 18:25:27,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2025-01-09 18:25:27,752 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:25:27,752 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:25:27,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 18:25:27,752 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:25:27,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:25:27,753 INFO L85 PathProgramCache]: Analyzing trace with hash -104339007, now seen corresponding path program 1 times [2025-01-09 18:25:27,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:25:27,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727214687] [2025-01-09 18:25:27,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:25:27,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:25:27,806 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 46 statements into 1 equivalence classes. [2025-01-09 18:25:27,831 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 46 of 46 statements. [2025-01-09 18:25:27,832 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:25:27,832 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:25:27,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 18:25:27,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:25:27,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727214687] [2025-01-09 18:25:27,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727214687] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:25:27,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:25:27,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 18:25:27,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732824249] [2025-01-09 18:25:27,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:25:27,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 18:25:27,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:25:27,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 18:25:27,965 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 18:25:27,965 INFO L87 Difference]: Start difference. First operand 1011 states and 1484 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-01-09 18:25:28,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:25:28,069 INFO L93 Difference]: Finished difference Result 1014 states and 1486 transitions. [2025-01-09 18:25:28,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 18:25:28,070 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 46 [2025-01-09 18:25:28,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:25:28,076 INFO L225 Difference]: With dead ends: 1014 [2025-01-09 18:25:28,077 INFO L226 Difference]: Without dead ends: 1011 [2025-01-09 18:25:28,077 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 18:25:28,078 INFO L435 NwaCegarLoop]: 771 mSDtfsCounter, 701 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 1536 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:25:28,079 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 1536 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:25:28,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2025-01-09 18:25:28,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 1011. [2025-01-09 18:25:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1011 states, 780 states have (on average 1.4076923076923078) internal successors, (1098), 788 states have internal predecessors, (1098), 193 states have call successors, (193), 38 states have call predecessors, (193), 37 states have return successors, (192), 190 states have call predecessors, (192), 192 states have call successors, (192) [2025-01-09 18:25:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1483 transitions. [2025-01-09 18:25:28,143 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1483 transitions. Word has length 46 [2025-01-09 18:25:28,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:25:28,144 INFO L471 AbstractCegarLoop]: Abstraction has 1011 states and 1483 transitions. [2025-01-09 18:25:28,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-01-09 18:25:28,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1483 transitions. [2025-01-09 18:25:28,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2025-01-09 18:25:28,148 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 18:25:28,148 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:25:28,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-09 18:25:28,149 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 18:25:28,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 18:25:28,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1384202685, now seen corresponding path program 1 times [2025-01-09 18:25:28,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 18:25:28,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107198468] [2025-01-09 18:25:28,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 18:25:28,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 18:25:28,184 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 46 statements into 1 equivalence classes. [2025-01-09 18:25:28,220 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 46 of 46 statements. [2025-01-09 18:25:28,221 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 18:25:28,221 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 18:25:28,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 18:25:28,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 18:25:28,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107198468] [2025-01-09 18:25:28,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107198468] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 18:25:28,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 18:25:28,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 18:25:28,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229472303] [2025-01-09 18:25:28,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 18:25:28,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 18:25:28,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 18:25:28,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 18:25:28,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 18:25:28,407 INFO L87 Difference]: Start difference. First operand 1011 states and 1483 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-01-09 18:25:28,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 18:25:28,481 INFO L93 Difference]: Finished difference Result 1011 states and 1483 transitions. [2025-01-09 18:25:28,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 18:25:28,482 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 46 [2025-01-09 18:25:28,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 18:25:28,483 INFO L225 Difference]: With dead ends: 1011 [2025-01-09 18:25:28,483 INFO L226 Difference]: Without dead ends: 0 [2025-01-09 18:25:28,487 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 18:25:28,487 INFO L435 NwaCegarLoop]: 768 mSDtfsCounter, 0 mSDsluCounter, 2293 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3061 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 18:25:28,487 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3061 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 18:25:28,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-01-09 18:25:28,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-01-09 18:25:28,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-09 18:25:28,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-01-09 18:25:28,489 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2025-01-09 18:25:28,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 18:25:28,489 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-09 18:25:28,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2025-01-09 18:25:28,490 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-01-09 18:25:28,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-01-09 18:25:28,492 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 18:25:28,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-01-09 18:25:28,497 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 18:25:28,499 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-01-09 18:25:31,297 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 18:25:31,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 06:25:31 BoogieIcfgContainer [2025-01-09 18:25:31,312 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 18:25:31,313 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 18:25:31,313 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 18:25:31,313 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 18:25:31,315 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 06:25:24" (3/4) ... [2025-01-09 18:25:31,317 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-01-09 18:25:31,322 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_status [2025-01-09 18:25:31,322 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2025-01-09 18:25:31,322 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure SAA7146_IER_DISABLE [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure to_saa7146_dev [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#7 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_writeout [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure __dynamic_pr_debug [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#10 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#9 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#8 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#18 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#17 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#16 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#15 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#14 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#13 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#12 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#11 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure get_current [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#19 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_reset [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#21 [2025-01-09 18:25:31,323 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#20 [2025-01-09 18:25:31,324 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2025-01-09 18:25:31,354 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 380 nodes and edges [2025-01-09 18:25:31,357 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2025-01-09 18:25:31,360 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2025-01-09 18:25:31,363 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2025-01-09 18:25:31,365 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2025-01-09 18:25:31,367 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-01-09 18:25:31,369 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-01-09 18:25:31,371 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-01-09 18:25:31,374 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-01-09 18:25:31,563 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-01-09 18:25:31,565 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-01-09 18:25:31,565 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 18:25:31,566 INFO L158 Benchmark]: Toolchain (without parser) took 12035.20ms. Allocated memory was 167.8MB in the beginning and 352.3MB in the end (delta: 184.5MB). Free memory was 123.4MB in the beginning and 222.9MB in the end (delta: -99.5MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2025-01-09 18:25:31,566 INFO L158 Benchmark]: CDTParser took 1.11ms. Allocated memory is still 201.3MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 18:25:31,566 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2104.15ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 102.8MB in the end (delta: 20.2MB). Peak memory consumption was 113.8MB. Max. memory is 16.1GB. [2025-01-09 18:25:31,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.27ms. Allocated memory is still 167.8MB. Free memory was 102.8MB in the beginning and 91.7MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 18:25:31,567 INFO L158 Benchmark]: Boogie Preprocessor took 286.18ms. Allocated memory is still 167.8MB. Free memory was 91.7MB in the beginning and 70.9MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 18:25:31,567 INFO L158 Benchmark]: RCFGBuilder took 2576.63ms. Allocated memory was 167.8MB in the beginning and 293.6MB in the end (delta: 125.8MB). Free memory was 70.9MB in the beginning and 159.4MB in the end (delta: -88.5MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2025-01-09 18:25:31,567 INFO L158 Benchmark]: TraceAbstraction took 6646.46ms. Allocated memory was 293.6MB in the beginning and 352.3MB in the end (delta: 58.7MB). Free memory was 158.5MB in the beginning and 247.8MB in the end (delta: -89.3MB). Peak memory consumption was 149.7MB. Max. memory is 16.1GB. [2025-01-09 18:25:31,567 INFO L158 Benchmark]: Witness Printer took 251.92ms. Allocated memory is still 352.3MB. Free memory was 247.8MB in the beginning and 222.9MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-09 18:25:31,569 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11ms. Allocated memory is still 201.3MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2104.15ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 102.8MB in the end (delta: 20.2MB). Peak memory consumption was 113.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.27ms. Allocated memory is still 167.8MB. Free memory was 102.8MB in the beginning and 91.7MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 286.18ms. Allocated memory is still 167.8MB. Free memory was 91.7MB in the beginning and 70.9MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2576.63ms. Allocated memory was 167.8MB in the beginning and 293.6MB in the end (delta: 125.8MB). Free memory was 70.9MB in the beginning and 159.4MB in the end (delta: -88.5MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * TraceAbstraction took 6646.46ms. Allocated memory was 293.6MB in the beginning and 352.3MB in the end (delta: 58.7MB). Free memory was 158.5MB in the beginning and 247.8MB in the end (delta: -89.3MB). Peak memory consumption was 149.7MB. Max. memory is 16.1GB. * Witness Printer took 251.92ms. Allocated memory is still 352.3MB. Free memory was 247.8MB in the beginning and 222.9MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 4603]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [4603-4604] - GenericResultAtLocation [Line: 4618]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4618] - GenericResultAtLocation [Line: 4621]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4621] - GenericResultAtLocation [Line: 4624]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4624] - GenericResultAtLocation [Line: 4627]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4627] - GenericResultAtLocation [Line: 4694]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4694] - GenericResultAtLocation [Line: 4701]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4701] - GenericResultAtLocation [Line: 5674]: 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 *)"/work/ldvuser/exper_fp/inst/current/envs/linux-3.10-rc1.tar/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [5674-5675] - GenericResultAtLocation [Line: 5680]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5680-5682] - GenericResultAtLocation [Line: 5811]: 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/linux/scatterlist.h"), "i" (65), "i" (12UL)); [5811-5812] - GenericResultAtLocation [Line: 5819]: 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/linux/scatterlist.h"), "i" (67), "i" (12UL)); [5819-5820] - GenericResultAtLocation [Line: 5827]: 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/linux/scatterlist.h"), "i" (68), "i" (12UL)); [5827-5828] - GenericResultAtLocation [Line: 5854]: 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/linux/scatterlist.h"), "i" (98), "i" (12UL)); [5854-5855] - GenericResultAtLocation [Line: 5862]: 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/linux/scatterlist.h"), "i" (99), "i" (12UL)); [5862-5863] - GenericResultAtLocation [Line: 5951]: 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" (52), "i" (12UL)); [5951-5952] - GenericResultAtLocation [Line: 5976]: 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" (65), "i" (12UL)); [5976-5977] - GenericResultAtLocation [Line: 6174]: 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (99), "i" (12UL)); [6174-6175] - GenericResultAtLocation [Line: 6359]: 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (210), "i" (12UL)); [6359-6360] - GenericResultAtLocation [Line: 6490]: 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (301), "i" (12UL)); [6490-6491] - GenericResultAtLocation [Line: 6498]: 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 *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (302), "i" (12UL)); [6498-6499] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7002]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 633 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4588 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4588 mSDsluCounter, 13064 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6117 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60 IncrementalHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 6947 mSDtfsCounter, 60 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1061occurred in iteration=1, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 8 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 278 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5287]: Location Invariant Derived location invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_lock_of_v4l2_ctrl_handler == 1)) && (ldv_mutex_vb_lock_of_videobuf_queue == 1)) && (ldv_mutex_i2c_lock_of_saa7146_dev == 2)) - InvariantResult [Line: 5089]: Location Invariant Derived location invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_lock_of_v4l2_ctrl_handler == 1)) && (ldv_mutex_vb_lock_of_videobuf_queue == 1)) && (ldv_mutex_i2c_lock_of_saa7146_dev == 2)) - InvariantResult [Line: 5287]: Location Invariant Derived location invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_lock_of_v4l2_ctrl_handler == 1)) && (ldv_mutex_vb_lock_of_videobuf_queue == 1)) && (ldv_mutex_i2c_lock_of_saa7146_dev == 2)) RESULT: Ultimate proved your program to be correct! [2025-01-09 18:25:31,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE