./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 e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9a4c86b005d25b7b47a4f0d39ab40dcf944046f8128f9f9f64f6ee97f46493f6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 19:07:57,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 19:07:57,218 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 19:07:57,222 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 19:07:57,222 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 19:07:57,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 19:07:57,245 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 19:07:57,245 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 19:07:57,245 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 19:07:57,246 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 19:07:57,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 19:07:57,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 19:07:57,247 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 19:07:57,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 19:07:57,247 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 19:07:57,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 19:07:57,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 19:07:57,247 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 19:07:57,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 19:07:57,248 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 19:07:57,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:07:57,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 19:07:57,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 19:07:57,249 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 19:07:57,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 19:07:57,249 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 19:07:57,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 19:07:57,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 19:07:57,249 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 19:07:57,250 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 19:07:57,250 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 19:07:57,250 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/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 [2025-03-08 19:07:57,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 19:07:57,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 19:07:57,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 19:07:57,462 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 19:07:57,462 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 19:07:57,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2025-03-08 19:07:58,670 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e144718b/2a6de8b757f846c889ee0846cb8e07da/FLAGe02a053ff [2025-03-08 19:07:59,098 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 19:07:59,099 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2025-03-08 19:07:59,132 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e144718b/2a6de8b757f846c889ee0846cb8e07da/FLAGe02a053ff [2025-03-08 19:07:59,148 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e144718b/2a6de8b757f846c889ee0846cb8e07da [2025-03-08 19:07:59,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 19:07:59,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 19:07:59,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 19:07:59,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 19:07:59,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 19:07:59,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:07:59" (1/1) ... [2025-03-08 19:07:59,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139279b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:07:59, skipping insertion in model container [2025-03-08 19:07:59,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:07:59" (1/1) ... [2025-03-08 19:07:59,243 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 19:08:00,724 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2025-03-08 19:08:00,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:08:00,899 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 19:08:00,980 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] [2025-03-08 19:08:00,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4618] [2025-03-08 19:08:00,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4621] [2025-03-08 19:08:00,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4624] [2025-03-08 19:08:00,984 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4627] [2025-03-08 19:08:00,991 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4694] [2025-03-08 19:08:00,993 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4701] [2025-03-08 19:08:01,086 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] [2025-03-08 19:08:01,088 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] [2025-03-08 19:08:01,094 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] [2025-03-08 19:08:01,095 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] [2025-03-08 19:08:01,096 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] [2025-03-08 19:08:01,097 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] [2025-03-08 19:08:01,098 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] [2025-03-08 19:08:01,101 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] [2025-03-08 19:08:01,104 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] [2025-03-08 19:08:01,110 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] [2025-03-08 19:08:01,118 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] [2025-03-08 19:08:01,130 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] [2025-03-08 19:08:01,130 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] [2025-03-08 19:08:01,195 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2025-03-08 19:08:01,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:08:01,255 INFO L204 MainTranslator]: Completed translation [2025-03-08 19:08:01,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01 WrapperNode [2025-03-08 19:08:01,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 19:08:01,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 19:08:01,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 19:08:01,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 19:08:01,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,383 INFO L138 Inliner]: procedures = 210, calls = 1449, calls flagged for inlining = 82, calls inlined = 27, statements flattened = 1847 [2025-03-08 19:08:01,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 19:08:01,384 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 19:08:01,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 19:08:01,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 19:08:01,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,408 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,469 INFO L175 MemorySlicer]: Split 430 memory accesses to 22 slices as follows [2, 8, 8, 3, 24, 8, 8, 1, 112, 8, 8, 8, 49, 128, 8, 8, 8, 8, 2, 8, 7, 6]. 30 percent of accesses are in the largest equivalence class. The 229 initializations are split as follows [2, 8, 8, 3, 0, 8, 8, 0, 0, 8, 8, 8, 0, 128, 8, 8, 8, 8, 0, 8, 0, 0]. The 112 writes are split as follows [0, 0, 0, 0, 9, 0, 0, 0, 96, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 5]. [2025-03-08 19:08:01,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,523 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,527 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 19:08:01,624 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 19:08:01,625 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 19:08:01,625 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 19:08:01,626 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (1/1) ... [2025-03-08 19:08:01,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:08:01,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:08:01,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 19:08:01,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 19:08:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2025-03-08 19:08:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2025-03-08 19:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_writeout [2025-03-08 19:08:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_writeout [2025-03-08 19:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2025-03-08 19:08:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2025-03-08 19:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 19:08:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 19:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE [2025-03-08 19:08:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE [2025-03-08 19:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2025-03-08 19:08:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2025-03-08 19:08:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-08 19:08:01,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-08 19:08:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-08 19:08:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-08 19:08:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-08 19:08:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-08 19:08:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-08 19:08:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-08 19:08:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2025-03-08 19:08:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2025-03-08 19:08:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2025-03-08 19:08:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-08 19:08:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-08 19:08:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-08 19:08:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-08 19:08:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-08 19:08:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-08 19:08:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2025-03-08 19:08:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2025-03-08 19:08:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2025-03-08 19:08:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2025-03-08 19:08:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 19:08:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 19:08:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-08 19:08:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-03-08 19:08:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_status [2025-03-08 19:08:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_status [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 19:08:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2025-03-08 19:08:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2025-03-08 19:08:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2025-03-08 19:08:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-08 19:08:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure to_saa7146_dev [2025-03-08 19:08:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure to_saa7146_dev [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2025-03-08 19:08:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 19:08:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 19:08:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 19:08:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-08 19:08:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-08 19:08:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 19:08:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 19:08:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-08 19:08:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-08 19:08:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-08 19:08:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_reset [2025-03-08 19:08:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_reset [2025-03-08 19:08:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 19:08:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 19:08:02,073 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 19:08:02,077 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 19:08:02,101 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7627: havoc #t~ret694.base, #t~ret694.offset; [2025-03-08 19:08:02,643 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4991: call ULTIMATE.dealloc(~#descriptor~1#1.base, ~#descriptor~1#1.offset);havoc ~#descriptor~1#1.base, ~#descriptor~1#1.offset;call ULTIMATE.dealloc(~#__wait~0#1.base, ~#__wait~0#1.offset);havoc ~#__wait~0#1.base, ~#__wait~0#1.offset;call ULTIMATE.dealloc(~#descriptor___0~1#1.base, ~#descriptor___0~1#1.offset);havoc ~#descriptor___0~1#1.base, ~#descriptor___0~1#1.offset;call ULTIMATE.dealloc(~#descriptor___1~1#1.base, ~#descriptor___1~1#1.offset);havoc ~#descriptor___1~1#1.base, ~#descriptor___1~1#1.offset;call ULTIMATE.dealloc(~#descriptor___2~0#1.base, ~#descriptor___2~0#1.offset);havoc ~#descriptor___2~0#1.base, ~#descriptor___2~0#1.offset;call ULTIMATE.dealloc(~#descriptor___3~0#1.base, ~#descriptor___3~0#1.offset);havoc ~#descriptor___3~0#1.base, ~#descriptor___3~0#1.offset;call ULTIMATE.dealloc(~#descriptor___4~0#1.base, ~#descriptor___4~0#1.offset);havoc ~#descriptor___4~0#1.base, ~#descriptor___4~0#1.offset;call ULTIMATE.dealloc(~#descriptor___5~0#1.base, ~#descriptor___5~0#1.offset);havoc ~#descriptor___5~0#1.base, ~#descriptor___5~0#1.offset;call ULTIMATE.dealloc(~#descriptor___6~0#1.base, ~#descriptor___6~0#1.offset);havoc ~#descriptor___6~0#1.base, ~#descriptor___6~0#1.offset; [2025-03-08 19:08:02,644 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7698: havoc schedule_timeout_#t~nondet703#1; [2025-03-08 19:08:02,669 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5730: havoc ~res~0#1.base, ~res~0#1.offset; [2025-03-08 19:08:02,767 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7589: havoc #t~nondet691; [2025-03-08 19:08:02,862 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7690: havoc #t~nondet701; [2025-03-08 19:08:02,864 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7609: havoc #t~nondet693; [2025-03-08 19:08:03,026 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L4900: call ULTIMATE.dealloc(~#descriptor~0.base, ~#descriptor~0.offset);havoc ~#descriptor~0.base, ~#descriptor~0.offset;call ULTIMATE.dealloc(~#descriptor___0~0.base, ~#descriptor___0~0.offset);havoc ~#descriptor___0~0.base, ~#descriptor___0~0.offset;call ULTIMATE.dealloc(~#descriptor___1~0.base, ~#descriptor___1~0.offset);havoc ~#descriptor___1~0.base, ~#descriptor___1~0.offset; [2025-03-08 19:08:03,503 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5273: call ULTIMATE.dealloc(saa7146_i2c_transfer_~#descriptor~2#1.base, saa7146_i2c_transfer_~#descriptor~2#1.offset);havoc saa7146_i2c_transfer_~#descriptor~2#1.base, saa7146_i2c_transfer_~#descriptor~2#1.offset;call ULTIMATE.dealloc(saa7146_i2c_transfer_~#descriptor___0~2#1.base, saa7146_i2c_transfer_~#descriptor___0~2#1.offset);havoc saa7146_i2c_transfer_~#descriptor___0~2#1.base, saa7146_i2c_transfer_~#descriptor___0~2#1.offset;call ULTIMATE.dealloc(saa7146_i2c_transfer_~#descriptor___1~2#1.base, saa7146_i2c_transfer_~#descriptor___1~2#1.offset);havoc saa7146_i2c_transfer_~#descriptor___1~2#1.base, saa7146_i2c_transfer_~#descriptor___1~2#1.offset;call ULTIMATE.dealloc(saa7146_i2c_transfer_~#descriptor___2~1#1.base, saa7146_i2c_transfer_~#descriptor___2~1#1.offset);havoc saa7146_i2c_transfer_~#descriptor___2~1#1.base, saa7146_i2c_transfer_~#descriptor___2~1#1.offset;call ULTIMATE.dealloc(saa7146_i2c_transfer_~#descriptor___3~1#1.base, saa7146_i2c_transfer_~#descriptor___3~1#1.offset);havoc saa7146_i2c_transfer_~#descriptor___3~1#1.base, saa7146_i2c_transfer_~#descriptor___3~1#1.offset;call ULTIMATE.dealloc(saa7146_i2c_transfer_~#zero~0#1.base, saa7146_i2c_transfer_~#zero~0#1.offset);havoc saa7146_i2c_transfer_~#zero~0#1.base, saa7146_i2c_transfer_~#zero~0#1.offset; [2025-03-08 19:08:03,503 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7656: havoc mutex_lock_interruptible_#t~nondet697#1; [2025-03-08 19:08:03,504 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5641-1: ldv_mutex_lock_interruptible_10_#res#1 := ldv_mutex_lock_interruptible_10_~ldv_func_res~1#1; [2025-03-08 19:08:03,675 INFO L? ?]: Removed 477 outVars from TransFormulas that were not future-live. [2025-03-08 19:08:03,675 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 19:08:03,732 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 19:08:03,733 INFO L336 CfgBuilder]: Removed 3 assume(true) statements. [2025-03-08 19:08:03,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:08:03 BoogieIcfgContainer [2025-03-08 19:08:03,733 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 19:08:03,736 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 19:08:03,736 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 19:08:03,740 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 19:08:03,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 07:07:59" (1/3) ... [2025-03-08 19:08:03,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a29c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:08:03, skipping insertion in model container [2025-03-08 19:08:03,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:08:01" (2/3) ... [2025-03-08 19:08:03,742 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47a29c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:08:03, skipping insertion in model container [2025-03-08 19:08:03,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:08:03" (3/3) ... [2025-03-08 19:08:03,744 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2025-03-08 19:08:03,755 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 19:08:03,757 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. [2025-03-08 19:08:03,804 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 19:08:03,812 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;@32ab737e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 19:08:03,813 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 19:08:03,818 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) [2025-03-08 19:08:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-03-08 19:08:03,824 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:08:03,824 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:08:03,825 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:08:03,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:08:03,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1641592568, now seen corresponding path program 1 times [2025-03-08 19:08:03,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:08:03,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504551912] [2025-03-08 19:08:03,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:08:03,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:08:03,951 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-08 19:08:04,051 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-08 19:08:04,052 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:08:04,052 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:08:04,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:08:04,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:08:04,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504551912] [2025-03-08 19:08:04,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504551912] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:08:04,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:08:04,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:08:04,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123953299] [2025-03-08 19:08:04,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:08:04,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:08:04,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:08:04,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:08:04,277 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:08:04,279 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) [2025-03-08 19:08:04,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:08:04,596 INFO L93 Difference]: Finished difference Result 1614 states and 2382 transitions. [2025-03-08 19:08:04,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:08:04,598 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 [2025-03-08 19:08:04,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:08:04,623 INFO L225 Difference]: With dead ends: 1614 [2025-03-08 19:08:04,624 INFO L226 Difference]: Without dead ends: 1064 [2025-03-08 19:08:04,635 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 [2025-03-08 19:08:04,639 INFO L435 NwaCegarLoop]: 1424 mSDtfsCounter, 781 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 2142 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 19:08:04,641 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 2142 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 19:08:04,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2025-03-08 19:08:04,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 1061. [2025-03-08 19:08:04,762 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) [2025-03-08 19:08:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1547 transitions. [2025-03-08 19:08:04,779 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1547 transitions. Word has length 8 [2025-03-08 19:08:04,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:08:04,779 INFO L471 AbstractCegarLoop]: Abstraction has 1061 states and 1547 transitions. [2025-03-08 19:08:04,779 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) [2025-03-08 19:08:04,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1547 transitions. [2025-03-08 19:08:04,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2025-03-08 19:08:04,782 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:08:04,782 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:08:04,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 19:08:04,782 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:08:04,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:08:04,783 INFO L85 PathProgramCache]: Analyzing trace with hash 649740334, now seen corresponding path program 1 times [2025-03-08 19:08:04,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:08:04,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796355629] [2025-03-08 19:08:04,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:08:04,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:08:04,826 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-08 19:08:04,853 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-08 19:08:04,854 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:08:04,854 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:08:04,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:08:04,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:08:04,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796355629] [2025-03-08 19:08:04,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796355629] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:08:04,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:08:04,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:08:04,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266628] [2025-03-08 19:08:04,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:08:04,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:08:04,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:08:04,948 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:08:04,948 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:08:04,948 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) [2025-03-08 19:08:05,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:08:05,075 INFO L93 Difference]: Finished difference Result 1063 states and 1548 transitions. [2025-03-08 19:08:05,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:08:05,077 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 [2025-03-08 19:08:05,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:08:05,086 INFO L225 Difference]: With dead ends: 1063 [2025-03-08 19:08:05,086 INFO L226 Difference]: Without dead ends: 1060 [2025-03-08 19:08:05,088 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 [2025-03-08 19:08:05,089 INFO L435 NwaCegarLoop]: 745 mSDtfsCounter, 781 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 745 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:08:05,089 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 745 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 19:08:05,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2025-03-08 19:08:05,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1060. [2025-03-08 19:08:05,192 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) [2025-03-08 19:08:05,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 1060 states and 1545 transitions. [2025-03-08 19:08:05,199 INFO L78 Accepts]: Start accepts. Automaton has 1060 states and 1545 transitions. Word has length 9 [2025-03-08 19:08:05,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:08:05,200 INFO L471 AbstractCegarLoop]: Abstraction has 1060 states and 1545 transitions. [2025-03-08 19:08:05,200 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) [2025-03-08 19:08:05,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1545 transitions. [2025-03-08 19:08:05,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2025-03-08 19:08:05,201 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:08:05,201 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:08:05,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 19:08:05,201 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:08:05,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:08:05,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1333384759, now seen corresponding path program 1 times [2025-03-08 19:08:05,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:08:05,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447022886] [2025-03-08 19:08:05,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:08:05,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:08:05,220 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-03-08 19:08:05,232 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-03-08 19:08:05,232 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:08:05,232 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:08:05,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:08:05,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:08:05,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447022886] [2025-03-08 19:08:05,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447022886] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:08:05,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:08:05,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:08:05,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084023612] [2025-03-08 19:08:05,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:08:05,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:08:05,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:08:05,292 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:08:05,292 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:08:05,292 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) [2025-03-08 19:08:05,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:08:05,396 INFO L93 Difference]: Finished difference Result 1062 states and 1546 transitions. [2025-03-08 19:08:05,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:08:05,398 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 [2025-03-08 19:08:05,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:08:05,407 INFO L225 Difference]: With dead ends: 1062 [2025-03-08 19:08:05,409 INFO L226 Difference]: Without dead ends: 1059 [2025-03-08 19:08:05,411 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 [2025-03-08 19:08:05,413 INFO L435 NwaCegarLoop]: 743 mSDtfsCounter, 778 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 743 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:08:05,414 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [778 Valid, 743 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 19:08:05,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2025-03-08 19:08:05,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 1059. [2025-03-08 19:08:05,468 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) [2025-03-08 19:08:05,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1543 transitions. [2025-03-08 19:08:05,475 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1543 transitions. Word has length 10 [2025-03-08 19:08:05,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:08:05,475 INFO L471 AbstractCegarLoop]: Abstraction has 1059 states and 1543 transitions. [2025-03-08 19:08:05,476 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) [2025-03-08 19:08:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1543 transitions. [2025-03-08 19:08:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2025-03-08 19:08:05,476 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:08:05,476 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:08:05,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 19:08:05,476 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:08:05,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:08:05,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1614245775, now seen corresponding path program 1 times [2025-03-08 19:08:05,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:08:05,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823118024] [2025-03-08 19:08:05,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:08:05,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:08:05,500 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-08 19:08:05,515 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-08 19:08:05,515 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:08:05,515 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:08:05,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:08:05,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:08:05,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823118024] [2025-03-08 19:08:05,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823118024] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:08:05,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:08:05,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:08:05,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419357724] [2025-03-08 19:08:05,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:08:05,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:08:05,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:08:05,590 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:08:05,590 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:08:05,590 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) [2025-03-08 19:08:05,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:08:05,711 INFO L93 Difference]: Finished difference Result 1061 states and 1544 transitions. [2025-03-08 19:08:05,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:08:05,712 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 [2025-03-08 19:08:05,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:08:05,718 INFO L225 Difference]: With dead ends: 1061 [2025-03-08 19:08:05,718 INFO L226 Difference]: Without dead ends: 1058 [2025-03-08 19:08:05,718 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 [2025-03-08 19:08:05,719 INFO L435 NwaCegarLoop]: 741 mSDtfsCounter, 775 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 775 SdHoareTripleChecker+Valid, 741 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:08:05,720 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [775 Valid, 741 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 19:08:05,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2025-03-08 19:08:05,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 1058. [2025-03-08 19:08:05,770 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) [2025-03-08 19:08:05,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1541 transitions. [2025-03-08 19:08:05,776 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1541 transitions. Word has length 11 [2025-03-08 19:08:05,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:08:05,776 INFO L471 AbstractCegarLoop]: Abstraction has 1058 states and 1541 transitions. [2025-03-08 19:08:05,776 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) [2025-03-08 19:08:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1541 transitions. [2025-03-08 19:08:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2025-03-08 19:08:05,777 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:08:05,777 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:08:05,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 19:08:05,777 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:08:05,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:08:05,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1498489206, now seen corresponding path program 1 times [2025-03-08 19:08:05,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:08:05,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420101028] [2025-03-08 19:08:05,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:08:05,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:08:05,794 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-08 19:08:05,804 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-08 19:08:05,804 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:08:05,804 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:08:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:08:05,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:08:05,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420101028] [2025-03-08 19:08:05,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420101028] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:08:05,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:08:05,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:08:05,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618836448] [2025-03-08 19:08:05,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:08:05,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:08:05,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:08:05,863 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:08:05,864 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:08:05,864 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) [2025-03-08 19:08:05,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:08:05,955 INFO L93 Difference]: Finished difference Result 1060 states and 1542 transitions. [2025-03-08 19:08:05,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:08:05,956 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 [2025-03-08 19:08:05,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:08:05,961 INFO L225 Difference]: With dead ends: 1060 [2025-03-08 19:08:05,961 INFO L226 Difference]: Without dead ends: 1052 [2025-03-08 19:08:05,962 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 [2025-03-08 19:08:05,963 INFO L435 NwaCegarLoop]: 740 mSDtfsCounter, 772 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 740 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:08:05,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [772 Valid, 740 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 19:08:05,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2025-03-08 19:08:06,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 1052. [2025-03-08 19:08:06,019 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) [2025-03-08 19:08:06,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1533 transitions. [2025-03-08 19:08:06,026 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1533 transitions. Word has length 12 [2025-03-08 19:08:06,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:08:06,026 INFO L471 AbstractCegarLoop]: Abstraction has 1052 states and 1533 transitions. [2025-03-08 19:08:06,026 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) [2025-03-08 19:08:06,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1533 transitions. [2025-03-08 19:08:06,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2025-03-08 19:08:06,027 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:08:06,027 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] [2025-03-08 19:08:06,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 19:08:06,027 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:08:06,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:08:06,027 INFO L85 PathProgramCache]: Analyzing trace with hash 2091327843, now seen corresponding path program 1 times [2025-03-08 19:08:06,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:08:06,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963888584] [2025-03-08 19:08:06,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:08:06,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:08:06,064 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-03-08 19:08:06,087 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-03-08 19:08:06,087 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:08:06,087 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:08:06,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:08:06,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:08:06,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963888584] [2025-03-08 19:08:06,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963888584] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:08:06,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:08:06,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 19:08:06,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615238354] [2025-03-08 19:08:06,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:08:06,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 19:08:06,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:08:06,242 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 19:08:06,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:08:06,242 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) [2025-03-08 19:08:06,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:08:06,393 INFO L93 Difference]: Finished difference Result 2060 states and 3015 transitions. [2025-03-08 19:08:06,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 19:08:06,394 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 [2025-03-08 19:08:06,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:08:06,399 INFO L225 Difference]: With dead ends: 2060 [2025-03-08 19:08:06,399 INFO L226 Difference]: Without dead ends: 1011 [2025-03-08 19:08:06,402 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 [2025-03-08 19:08:06,402 INFO L435 NwaCegarLoop]: 728 mSDtfsCounter, 0 mSDsluCounter, 2177 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2905 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:08:06,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2905 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 19:08:06,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2025-03-08 19:08:06,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 1011. [2025-03-08 19:08:06,457 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) [2025-03-08 19:08:06,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1484 transitions. [2025-03-08 19:08:06,463 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1484 transitions. Word has length 42 [2025-03-08 19:08:06,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:08:06,463 INFO L471 AbstractCegarLoop]: Abstraction has 1011 states and 1484 transitions. [2025-03-08 19:08:06,463 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) [2025-03-08 19:08:06,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1484 transitions. [2025-03-08 19:08:06,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2025-03-08 19:08:06,466 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:08:06,466 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] [2025-03-08 19:08:06,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 19:08:06,466 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:08:06,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:08:06,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1996754959, now seen corresponding path program 1 times [2025-03-08 19:08:06,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:08:06,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472835198] [2025-03-08 19:08:06,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:08:06,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:08:06,496 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 46 statements into 1 equivalence classes. [2025-03-08 19:08:06,520 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 46 of 46 statements. [2025-03-08 19:08:06,520 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:08:06,520 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:08:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:08:06,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:08:06,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472835198] [2025-03-08 19:08:06,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472835198] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:08:06,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:08:06,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:08:06,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723769781] [2025-03-08 19:08:06,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:08:06,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:08:06,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:08:06,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:08:06,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:08:06,613 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) [2025-03-08 19:08:06,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:08:06,751 INFO L93 Difference]: Finished difference Result 1014 states and 1486 transitions. [2025-03-08 19:08:06,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:08:06,752 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 [2025-03-08 19:08:06,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:08:06,756 INFO L225 Difference]: With dead ends: 1014 [2025-03-08 19:08:06,756 INFO L226 Difference]: Without dead ends: 1011 [2025-03-08 19:08:06,757 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 [2025-03-08 19:08:06,758 INFO L435 NwaCegarLoop]: 730 mSDtfsCounter, 701 mSDsluCounter, 724 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 1454 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:08:06,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 1454 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 19:08:06,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2025-03-08 19:08:06,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 1011. [2025-03-08 19:08:06,795 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) [2025-03-08 19:08:06,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1483 transitions. [2025-03-08 19:08:06,801 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1483 transitions. Word has length 46 [2025-03-08 19:08:06,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:08:06,802 INFO L471 AbstractCegarLoop]: Abstraction has 1011 states and 1483 transitions. [2025-03-08 19:08:06,802 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) [2025-03-08 19:08:06,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1483 transitions. [2025-03-08 19:08:06,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2025-03-08 19:08:06,805 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:08:06,805 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] [2025-03-08 19:08:06,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 19:08:06,805 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:08:06,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:08:06,805 INFO L85 PathProgramCache]: Analyzing trace with hash 716891281, now seen corresponding path program 1 times [2025-03-08 19:08:06,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:08:06,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155390725] [2025-03-08 19:08:06,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:08:06,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:08:06,833 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 46 statements into 1 equivalence classes. [2025-03-08 19:08:06,859 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 46 of 46 statements. [2025-03-08 19:08:06,859 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:08:06,859 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:08:06,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-08 19:08:06,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:08:06,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155390725] [2025-03-08 19:08:06,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155390725] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:08:06,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:08:06,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 19:08:06,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695490330] [2025-03-08 19:08:06,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:08:06,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 19:08:06,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:08:06,986 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 19:08:06,986 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:08:06,986 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) [2025-03-08 19:08:07,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:08:07,123 INFO L93 Difference]: Finished difference Result 1011 states and 1483 transitions. [2025-03-08 19:08:07,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 19:08:07,123 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 [2025-03-08 19:08:07,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:08:07,124 INFO L225 Difference]: With dead ends: 1011 [2025-03-08 19:08:07,124 INFO L226 Difference]: Without dead ends: 0 [2025-03-08 19:08:07,126 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 [2025-03-08 19:08:07,128 INFO L435 NwaCegarLoop]: 727 mSDtfsCounter, 0 mSDsluCounter, 2170 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2897 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:08:07,128 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2897 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 19:08:07,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-08 19:08:07,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-08 19:08:07,129 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) [2025-03-08 19:08:07,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-08 19:08:07,129 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2025-03-08 19:08:07,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:08:07,129 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-08 19:08:07,129 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) [2025-03-08 19:08:07,129 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-08 19:08:07,130 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-08 19:08:07,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 19:08:07,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-08 19:08:07,136 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 19:08:07,137 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-03-08 19:08:09,256 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 19:08:09,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 07:08:09 BoogieIcfgContainer [2025-03-08 19:08:09,264 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 19:08:09,264 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 19:08:09,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 19:08:09,264 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 19:08:09,265 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:08:03" (3/4) ... [2025-03-08 19:08:09,266 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-08 19:08:09,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_status [2025-03-08 19:08:09,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2025-03-08 19:08:09,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure printk [2025-03-08 19:08:09,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure SAA7146_IER_DISABLE [2025-03-08 19:08:09,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure to_saa7146_dev [2025-03-08 19:08:09,271 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure msleep [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#7 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_error [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_writeout [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __dynamic_pr_debug [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#10 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#9 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#8 [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2025-03-08 19:08:09,272 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#18 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#17 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#16 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#15 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure readl [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#14 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#13 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure writel [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#12 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#11 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure get_current [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#19 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_reset [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#21 [2025-03-08 19:08:09,273 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#20 [2025-03-08 19:08:09,274 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2025-03-08 19:08:09,299 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 368 nodes and edges [2025-03-08 19:08:09,302 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2025-03-08 19:08:09,304 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2025-03-08 19:08:09,305 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2025-03-08 19:08:09,307 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2025-03-08 19:08:09,308 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-03-08 19:08:09,310 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-03-08 19:08:09,313 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-03-08 19:08:09,314 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-08 19:08:09,453 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-08 19:08:09,453 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-08 19:08:09,453 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 19:08:09,454 INFO L158 Benchmark]: Toolchain (without parser) took 10302.55ms. Allocated memory was 201.3MB in the beginning and 327.2MB in the end (delta: 125.8MB). Free memory was 149.5MB in the beginning and 147.0MB in the end (delta: 2.5MB). Peak memory consumption was 124.3MB. Max. memory is 16.1GB. [2025-03-08 19:08:09,454 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 201.3MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 19:08:09,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2102.98ms. Allocated memory is still 201.3MB. Free memory was 149.5MB in the beginning and 90.2MB in the end (delta: 59.3MB). Peak memory consumption was 125.0MB. Max. memory is 16.1GB. [2025-03-08 19:08:09,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.11ms. Allocated memory is still 201.3MB. Free memory was 90.2MB in the beginning and 79.0MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 19:08:09,456 INFO L158 Benchmark]: Boogie Preprocessor took 238.75ms. Allocated memory is still 201.3MB. Free memory was 79.0MB in the beginning and 133.9MB in the end (delta: -54.9MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2025-03-08 19:08:09,456 INFO L158 Benchmark]: IcfgBuilder took 2109.95ms. Allocated memory is still 201.3MB. Free memory was 132.9MB in the beginning and 85.8MB in the end (delta: 47.1MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. [2025-03-08 19:08:09,456 INFO L158 Benchmark]: TraceAbstraction took 5527.81ms. Allocated memory was 201.3MB in the beginning and 327.2MB in the end (delta: 125.8MB). Free memory was 84.7MB in the beginning and 171.8MB in the end (delta: -87.1MB). Peak memory consumption was 161.2MB. Max. memory is 16.1GB. [2025-03-08 19:08:09,456 INFO L158 Benchmark]: Witness Printer took 189.39ms. Allocated memory is still 327.2MB. Free memory was 171.8MB in the beginning and 147.0MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 19:08:09,458 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 201.3MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2102.98ms. Allocated memory is still 201.3MB. Free memory was 149.5MB in the beginning and 90.2MB in the end (delta: 59.3MB). Peak memory consumption was 125.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.11ms. Allocated memory is still 201.3MB. Free memory was 90.2MB in the beginning and 79.0MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 238.75ms. Allocated memory is still 201.3MB. Free memory was 79.0MB in the beginning and 133.9MB in the end (delta: -54.9MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * IcfgBuilder took 2109.95ms. Allocated memory is still 201.3MB. Free memory was 132.9MB in the beginning and 85.8MB in the end (delta: 47.1MB). Peak memory consumption was 92.1MB. Max. memory is 16.1GB. * TraceAbstraction took 5527.81ms. Allocated memory was 201.3MB in the beginning and 327.2MB in the end (delta: 125.8MB). Free memory was 84.7MB in the beginning and 171.8MB in the end (delta: -87.1MB). Peak memory consumption was 161.2MB. Max. memory is 16.1GB. * Witness Printer took 189.39ms. Allocated memory is still 327.2MB. Free memory was 171.8MB in the beginning and 147.0MB in the end (delta: 24.8MB). 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, 995 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4588 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4588 mSDsluCounter, 12367 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5789 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 757 IncrementalHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 6578 mSDtfsCounter, 757 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: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s 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 RESULT: Ultimate proved your program to be correct! [2025-03-08 19:08:09,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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