./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC --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-dev-6497de0 [2024-11-23 22:38:49,529 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:38:49,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 22:38:49,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:38:49,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:38:49,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:38:49,713 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:38:49,714 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:38:49,715 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:38:49,715 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:38:49,716 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:38:49,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:38:49,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:38:49,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:38:49,717 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:38:49,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:38:49,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:38:49,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:38:49,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:38:49,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:38:49,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:38:49,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:38:49,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:38:49,719 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:38:49,719 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:38:49,719 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:38:49,719 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:38:49,719 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:38:49,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:38:49,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:38:49,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:38:49,720 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:38:49,720 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:38:49,720 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:38:49,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:38:49,720 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:38:49,720 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:38:49,720 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:38:49,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:38:49,720 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:38:49,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:38:49,721 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:38:49,721 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:38:49,721 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:38:49,721 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:38:49,721 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 22:38:50,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:38:50,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:38:50,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:38:50,168 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:38:50,168 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:38:50,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2024-11-23 22:38:53,764 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/data/dc2452c2c/68733654c07d46709519ad5fac88b493/FLAG30fd9ae21 [2024-11-23 22:38:54,657 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:38:54,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2024-11-23 22:38:54,736 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/data/dc2452c2c/68733654c07d46709519ad5fac88b493/FLAG30fd9ae21 [2024-11-23 22:38:54,764 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/data/dc2452c2c/68733654c07d46709519ad5fac88b493 [2024-11-23 22:38:54,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:38:54,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:38:54,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:38:54,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:38:54,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:38:54,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:38:54" (1/1) ... [2024-11-23 22:38:54,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@282d0829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:54, skipping insertion in model container [2024-11-23 22:38:54,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:38:54" (1/1) ... [2024-11-23 22:38:54,943 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:38:56,962 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2024-11-23 22:38:57,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:38:57,138 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:38:57,287 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] [2024-11-23 22:38:57,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4618] [2024-11-23 22:38:57,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4621] [2024-11-23 22:38:57,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4624] [2024-11-23 22:38:57,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4627] [2024-11-23 22:38:57,295 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4694] [2024-11-23 22:38:57,295 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4701] [2024-11-23 22:38:57,393 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] [2024-11-23 22:38:57,393 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] [2024-11-23 22:38:57,400 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] [2024-11-23 22:38:57,403 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] [2024-11-23 22:38:57,405 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] [2024-11-23 22:38:57,406 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] [2024-11-23 22:38:57,407 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] [2024-11-23 22:38:57,418 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] [2024-11-23 22:38:57,423 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] [2024-11-23 22:38:57,442 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] [2024-11-23 22:38:57,529 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] [2024-11-23 22:38:57,542 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] [2024-11-23 22:38:57,547 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] [2024-11-23 22:38:57,632 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2024-11-23 22:38:57,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:38:57,722 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:38:57,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57 WrapperNode [2024-11-23 22:38:57,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:38:57,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:38:57,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:38:57,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:38:57,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:57,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:57,967 INFO L138 Inliner]: procedures = 210, calls = 1449, calls flagged for inlining = 82, calls inlined = 27, statements flattened = 1847 [2024-11-23 22:38:57,968 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:38:57,969 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:38:57,969 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:38:57,969 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:38:57,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:57,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:57,992 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:58,121 INFO L175 MemorySlicer]: Split 430 memory accesses to 22 slices as follows [2, 8, 8, 3, 2, 8, 8, 1, 8, 8, 8, 128, 8, 112, 8, 7, 49, 24, 8, 8, 8, 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, 8, 8, 8, 128, 8, 0, 8, 0, 0, 0, 8, 8, 8, 0]. The 112 writes are split as follows [0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 96, 0, 0, 1, 9, 0, 0, 0, 5]. [2024-11-23 22:38:58,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:58,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:58,254 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:58,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:58,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:58,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:58,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:58,374 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:38:58,375 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:38:58,377 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:38:58,377 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:38:58,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (1/1) ... [2024-11-23 22:38:58,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:38:58,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:38:58,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:38:58,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:38:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-23 22:38:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-23 22:38:58,472 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_writeout [2024-11-23 22:38:58,472 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_writeout [2024-11-23 22:38:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-23 22:38:58,473 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-23 22:38:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 22:38:58,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 22:38:58,473 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE [2024-11-23 22:38:58,473 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE [2024-11-23 22:38:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-23 22:38:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-23 22:38:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-23 22:38:58,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-23 22:38:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 22:38:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 22:38:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 22:38:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 22:38:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 22:38:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 22:38:58,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-23 22:38:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-23 22:38:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-23 22:38:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-23 22:38:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-23 22:38:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-23 22:38:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-23 22:38:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 22:38:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 22:38:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 22:38:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 22:38:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 22:38:58,478 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 22:38:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 22:38:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 22:38:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 22:38:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 22:38:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 22:38:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 22:38:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 22:38:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-23 22:38:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-23 22:38:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-23 22:38:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-23 22:38:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-23 22:38:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-23 22:38:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-23 22:38:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-23 22:38:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-23 22:38:58,482 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 22:38:58,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 22:38:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 22:38:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 22:38:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 22:38:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 22:38:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 22:38:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 22:38:58,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-23 22:38:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-23 22:38:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-23 22:38:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-23 22:38:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-23 22:38:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-23 22:38:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-23 22:38:58,486 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-23 22:38:58,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-23 22:38:58,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_status [2024-11-23 22:38:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_status [2024-11-23 22:38:58,488 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-23 22:38:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-23 22:38:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-23 22:38:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-23 22:38:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-23 22:38:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-23 22:38:58,489 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-23 22:38:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-23 22:38:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 22:38:58,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 22:38:58,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 22:38:58,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 22:38:58,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 22:38:58,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure to_saa7146_dev [2024-11-23 22:38:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure to_saa7146_dev [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 22:38:58,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 22:38:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 22:38:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 22:38:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 22:38:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 22:38:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 22:38:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 22:38:58,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 22:38:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 22:38:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 22:38:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 22:38:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 22:38:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-23 22:38:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-23 22:38:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-23 22:38:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-23 22:38:58,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-23 22:38:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-23 22:38:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-23 22:38:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-23 22:38:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 22:38:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 22:38:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 22:38:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:38:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-23 22:38:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-23 22:38:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 22:38:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 22:38:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-23 22:38:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-23 22:38:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-23 22:38:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-23 22:38:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-23 22:38:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-23 22:38:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-23 22:38:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-23 22:38:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-23 22:38:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-23 22:38:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:38:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 22:38:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 22:38:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 22:38:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 22:38:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 22:38:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 22:38:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 22:38:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 22:38:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 22:38:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 22:38:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 22:38:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 22:38:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 22:38:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 22:38:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 22:38:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-23 22:38:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-23 22:38:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-23 22:38:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-23 22:38:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-23 22:38:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-23 22:38:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_reset [2024-11-23 22:38:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_reset [2024-11-23 22:38:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:38:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:38:59,240 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:38:59,244 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:39:02,825 INFO L? ?]: Removed 477 outVars from TransFormulas that were not future-live. [2024-11-23 22:39:02,826 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:39:02,882 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:39:02,882 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-23 22:39:02,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:39:02 BoogieIcfgContainer [2024-11-23 22:39:02,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:39:02,890 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:39:02,890 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:39:02,901 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:39:02,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:38:54" (1/3) ... [2024-11-23 22:39:02,902 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470c5487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:39:02, skipping insertion in model container [2024-11-23 22:39:02,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:57" (2/3) ... [2024-11-23 22:39:02,902 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470c5487 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:39:02, skipping insertion in model container [2024-11-23 22:39:02,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:39:02" (3/3) ... [2024-11-23 22:39:02,906 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2024-11-23 22:39:02,931 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:39:02,933 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. [2024-11-23 22:39:03,073 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:39:03,100 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;@498714c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:39:03,100 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:39:03,110 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) [2024-11-23 22:39:03,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-23 22:39:03,120 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:03,124 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:39:03,125 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:03,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:03,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1218386161, now seen corresponding path program 1 times [2024-11-23 22:39:03,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:03,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192910123] [2024-11-23 22:39:03,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:03,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:39:03,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:03,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192910123] [2024-11-23 22:39:03,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192910123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:03,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:03,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:39:03,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596875640] [2024-11-23 22:39:04,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:04,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:39:04,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:04,038 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:39:04,039 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:39:04,045 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) [2024-11-23 22:39:04,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:04,493 INFO L93 Difference]: Finished difference Result 1614 states and 2382 transitions. [2024-11-23 22:39:04,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:39:04,501 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 [2024-11-23 22:39:04,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:04,536 INFO L225 Difference]: With dead ends: 1614 [2024-11-23 22:39:04,540 INFO L226 Difference]: Without dead ends: 1064 [2024-11-23 22:39:04,558 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 [2024-11-23 22:39:04,566 INFO L435 NwaCegarLoop]: 1506 mSDtfsCounter, 781 mSDsluCounter, 759 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:04,567 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 2265 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:39:04,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2024-11-23 22:39:04,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 1061. [2024-11-23 22:39:04,789 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) [2024-11-23 22:39:04,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1547 transitions. [2024-11-23 22:39:04,823 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1547 transitions. Word has length 8 [2024-11-23 22:39:04,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:04,823 INFO L471 AbstractCegarLoop]: Abstraction has 1061 states and 1547 transitions. [2024-11-23 22:39:04,823 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) [2024-11-23 22:39:04,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1547 transitions. [2024-11-23 22:39:04,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-23 22:39:04,827 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:04,828 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:39:04,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 22:39:04,828 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:04,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:04,830 INFO L85 PathProgramCache]: Analyzing trace with hash 884488764, now seen corresponding path program 1 times [2024-11-23 22:39:04,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:04,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511977138] [2024-11-23 22:39:04,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:04,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:39:05,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:05,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511977138] [2024-11-23 22:39:05,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511977138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:05,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:05,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:39:05,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491917118] [2024-11-23 22:39:05,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:05,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:39:05,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:05,125 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:39:05,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:39:05,125 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) [2024-11-23 22:39:05,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:05,318 INFO L93 Difference]: Finished difference Result 1063 states and 1548 transitions. [2024-11-23 22:39:05,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:39:05,322 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 [2024-11-23 22:39:05,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:05,340 INFO L225 Difference]: With dead ends: 1063 [2024-11-23 22:39:05,340 INFO L226 Difference]: Without dead ends: 1060 [2024-11-23 22:39:05,342 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 [2024-11-23 22:39:05,343 INFO L435 NwaCegarLoop]: 786 mSDtfsCounter, 781 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:05,347 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [781 Valid, 786 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:39:05,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2024-11-23 22:39:05,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1060. [2024-11-23 22:39:05,479 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) [2024-11-23 22:39:05,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 1060 states and 1545 transitions. [2024-11-23 22:39:05,498 INFO L78 Accepts]: Start accepts. Automaton has 1060 states and 1545 transitions. Word has length 9 [2024-11-23 22:39:05,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:05,498 INFO L471 AbstractCegarLoop]: Abstraction has 1060 states and 1545 transitions. [2024-11-23 22:39:05,499 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) [2024-11-23 22:39:05,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1545 transitions. [2024-11-23 22:39:05,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-23 22:39:05,500 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:05,500 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:39:05,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:39:05,501 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:05,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:05,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1649106866, now seen corresponding path program 1 times [2024-11-23 22:39:05,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:05,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501160055] [2024-11-23 22:39:05,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:05,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:39:05,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:05,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501160055] [2024-11-23 22:39:05,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501160055] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:05,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:05,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:39:05,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561131674] [2024-11-23 22:39:05,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:05,777 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:39:05,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:05,778 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:39:05,778 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:39:05,779 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) [2024-11-23 22:39:05,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:05,942 INFO L93 Difference]: Finished difference Result 1062 states and 1546 transitions. [2024-11-23 22:39:05,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:39:05,943 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 [2024-11-23 22:39:05,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:05,960 INFO L225 Difference]: With dead ends: 1062 [2024-11-23 22:39:05,963 INFO L226 Difference]: Without dead ends: 1059 [2024-11-23 22:39:05,964 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 [2024-11-23 22:39:05,966 INFO L435 NwaCegarLoop]: 784 mSDtfsCounter, 778 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:05,968 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [778 Valid, 784 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:39:05,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2024-11-23 22:39:06,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 1059. [2024-11-23 22:39:06,202 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) [2024-11-23 22:39:06,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1543 transitions. [2024-11-23 22:39:06,215 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1543 transitions. Word has length 10 [2024-11-23 22:39:06,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:06,216 INFO L471 AbstractCegarLoop]: Abstraction has 1059 states and 1543 transitions. [2024-11-23 22:39:06,216 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) [2024-11-23 22:39:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1543 transitions. [2024-11-23 22:39:06,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-23 22:39:06,217 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:06,219 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:39:06,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:39:06,223 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:06,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:06,224 INFO L85 PathProgramCache]: Analyzing trace with hash -417530881, now seen corresponding path program 1 times [2024-11-23 22:39:06,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:06,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942493136] [2024-11-23 22:39:06,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:06,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:06,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:39:06,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:06,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942493136] [2024-11-23 22:39:06,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942493136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:06,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:06,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:39:06,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146720495] [2024-11-23 22:39:06,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:06,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:39:06,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:06,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:39:06,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:39:06,445 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) [2024-11-23 22:39:06,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:06,585 INFO L93 Difference]: Finished difference Result 1061 states and 1544 transitions. [2024-11-23 22:39:06,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:39:06,586 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 [2024-11-23 22:39:06,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:06,594 INFO L225 Difference]: With dead ends: 1061 [2024-11-23 22:39:06,595 INFO L226 Difference]: Without dead ends: 1058 [2024-11-23 22:39:06,596 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 [2024-11-23 22:39:06,597 INFO L435 NwaCegarLoop]: 782 mSDtfsCounter, 775 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 775 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:06,597 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [775 Valid, 782 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:39:06,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2024-11-23 22:39:06,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 1058. [2024-11-23 22:39:06,702 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) [2024-11-23 22:39:06,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1541 transitions. [2024-11-23 22:39:06,714 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1541 transitions. Word has length 11 [2024-11-23 22:39:06,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:06,714 INFO L471 AbstractCegarLoop]: Abstraction has 1058 states and 1541 transitions. [2024-11-23 22:39:06,715 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) [2024-11-23 22:39:06,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1541 transitions. [2024-11-23 22:39:06,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-23 22:39:06,715 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:06,716 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:39:06,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:39:06,716 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:06,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:06,717 INFO L85 PathProgramCache]: Analyzing trace with hash -58786731, now seen corresponding path program 1 times [2024-11-23 22:39:06,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:06,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456490518] [2024-11-23 22:39:06,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:06,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:39:06,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:06,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456490518] [2024-11-23 22:39:06,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456490518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:06,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:06,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:39:06,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677371445] [2024-11-23 22:39:06,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:06,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:39:06,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:06,900 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:39:06,900 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:39:06,901 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) [2024-11-23 22:39:07,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:07,030 INFO L93 Difference]: Finished difference Result 1060 states and 1542 transitions. [2024-11-23 22:39:07,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:39:07,032 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 [2024-11-23 22:39:07,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:07,040 INFO L225 Difference]: With dead ends: 1060 [2024-11-23 22:39:07,040 INFO L226 Difference]: Without dead ends: 1052 [2024-11-23 22:39:07,041 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 [2024-11-23 22:39:07,042 INFO L435 NwaCegarLoop]: 781 mSDtfsCounter, 772 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:07,044 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [772 Valid, 781 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:39:07,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2024-11-23 22:39:07,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 1052. [2024-11-23 22:39:07,154 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) [2024-11-23 22:39:07,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1533 transitions. [2024-11-23 22:39:07,169 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1533 transitions. Word has length 12 [2024-11-23 22:39:07,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:07,170 INFO L471 AbstractCegarLoop]: Abstraction has 1052 states and 1533 transitions. [2024-11-23 22:39:07,170 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) [2024-11-23 22:39:07,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1533 transitions. [2024-11-23 22:39:07,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-23 22:39:07,173 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:07,173 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] [2024-11-23 22:39:07,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:39:07,173 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:07,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:07,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1195483157, now seen corresponding path program 1 times [2024-11-23 22:39:07,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:07,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71276209] [2024-11-23 22:39:07,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:07,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:07,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:39:07,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:07,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71276209] [2024-11-23 22:39:07,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71276209] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:07,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:07,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:39:07,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886546050] [2024-11-23 22:39:07,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:07,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:39:07,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:07,829 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:39:07,829 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:39:07,830 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) [2024-11-23 22:39:08,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:08,062 INFO L93 Difference]: Finished difference Result 2060 states and 3015 transitions. [2024-11-23 22:39:08,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:39:08,063 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 [2024-11-23 22:39:08,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:08,074 INFO L225 Difference]: With dead ends: 2060 [2024-11-23 22:39:08,075 INFO L226 Difference]: Without dead ends: 1011 [2024-11-23 22:39:08,080 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 [2024-11-23 22:39:08,083 INFO L435 NwaCegarLoop]: 769 mSDtfsCounter, 0 mSDsluCounter, 2300 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3069 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:08,084 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3069 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:39:08,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2024-11-23 22:39:08,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 1011. [2024-11-23 22:39:08,220 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) [2024-11-23 22:39:08,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1484 transitions. [2024-11-23 22:39:08,235 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1484 transitions. Word has length 42 [2024-11-23 22:39:08,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:08,236 INFO L471 AbstractCegarLoop]: Abstraction has 1011 states and 1484 transitions. [2024-11-23 22:39:08,236 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) [2024-11-23 22:39:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1484 transitions. [2024-11-23 22:39:08,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-23 22:39:08,238 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:08,239 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] [2024-11-23 22:39:08,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 22:39:08,239 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:08,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:08,242 INFO L85 PathProgramCache]: Analyzing trace with hash -104339007, now seen corresponding path program 1 times [2024-11-23 22:39:08,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:08,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828724403] [2024-11-23 22:39:08,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:08,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:08,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:39:08,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:08,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828724403] [2024-11-23 22:39:08,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828724403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:08,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:08,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:39:08,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597005342] [2024-11-23 22:39:08,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:08,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:39:08,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:08,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:39:08,537 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:39:08,537 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) [2024-11-23 22:39:08,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:08,679 INFO L93 Difference]: Finished difference Result 1014 states and 1486 transitions. [2024-11-23 22:39:08,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:39:08,680 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 [2024-11-23 22:39:08,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:08,689 INFO L225 Difference]: With dead ends: 1014 [2024-11-23 22:39:08,689 INFO L226 Difference]: Without dead ends: 1011 [2024-11-23 22:39:08,690 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 [2024-11-23 22:39:08,691 INFO L435 NwaCegarLoop]: 771 mSDtfsCounter, 701 mSDsluCounter, 765 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 1536 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:08,692 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 1536 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:39:08,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2024-11-23 22:39:08,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 1011. [2024-11-23 22:39:08,789 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) [2024-11-23 22:39:08,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1483 transitions. [2024-11-23 22:39:08,801 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1483 transitions. Word has length 46 [2024-11-23 22:39:08,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:08,803 INFO L471 AbstractCegarLoop]: Abstraction has 1011 states and 1483 transitions. [2024-11-23 22:39:08,803 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) [2024-11-23 22:39:08,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1483 transitions. [2024-11-23 22:39:08,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-23 22:39:08,809 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:39:08,809 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] [2024-11-23 22:39:08,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 22:39:08,809 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:39:08,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:39:08,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1384202685, now seen corresponding path program 1 times [2024-11-23 22:39:08,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:39:08,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948901282] [2024-11-23 22:39:08,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:39:08,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:39:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:39:09,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:39:09,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:39:09,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948901282] [2024-11-23 22:39:09,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948901282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:39:09,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:39:09,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:39:09,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127082330] [2024-11-23 22:39:09,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:39:09,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:39:09,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:39:09,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:39:09,222 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:39:09,222 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) [2024-11-23 22:39:09,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:39:09,359 INFO L93 Difference]: Finished difference Result 1011 states and 1483 transitions. [2024-11-23 22:39:09,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:39:09,361 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 [2024-11-23 22:39:09,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:39:09,363 INFO L225 Difference]: With dead ends: 1011 [2024-11-23 22:39:09,363 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 22:39:09,366 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 [2024-11-23 22:39:09,367 INFO L435 NwaCegarLoop]: 768 mSDtfsCounter, 0 mSDsluCounter, 2293 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3061 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:39:09,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3061 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:39:09,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 22:39:09,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 22:39:09,370 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) [2024-11-23 22:39:09,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 22:39:09,371 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2024-11-23 22:39:09,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:39:09,371 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 22:39:09,371 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) [2024-11-23 22:39:09,371 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 22:39:09,372 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 22:39:09,375 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:39:09,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 22:39:09,380 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:39:09,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 22:39:14,586 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:39:14,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:39:14 BoogieIcfgContainer [2024-11-23 22:39:14,617 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:39:14,618 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:39:14,618 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:39:14,618 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:39:14,619 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:39:02" (3/4) ... [2024-11-23 22:39:14,626 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 22:39:14,635 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_status [2024-11-23 22:39:14,635 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2024-11-23 22:39:14,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-23 22:39:14,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure SAA7146_IER_DISABLE [2024-11-23 22:39:14,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure to_saa7146_dev [2024-11-23 22:39:14,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-11-23 22:39:14,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-11-23 22:39:14,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2024-11-23 22:39:14,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2024-11-23 22:39:14,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2024-11-23 22:39:14,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#7 [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_writeout [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __dynamic_pr_debug [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#10 [2024-11-23 22:39:14,637 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#9 [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#8 [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#18 [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#17 [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#16 [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#15 [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#14 [2024-11-23 22:39:14,638 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#13 [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#12 [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#11 [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure get_current [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#19 [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_reset [2024-11-23 22:39:14,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#21 [2024-11-23 22:39:14,640 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#20 [2024-11-23 22:39:14,640 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2024-11-23 22:39:14,689 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 380 nodes and edges [2024-11-23 22:39:14,693 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2024-11-23 22:39:14,696 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2024-11-23 22:39:14,699 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-23 22:39:14,702 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-23 22:39:14,705 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-23 22:39:14,707 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-23 22:39:14,710 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-23 22:39:14,713 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 22:39:14,983 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 22:39:14,985 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 22:39:14,985 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:39:14,986 INFO L158 Benchmark]: Toolchain (without parser) took 20214.95ms. Allocated memory was 142.6MB in the beginning and 469.8MB in the end (delta: 327.2MB). Free memory was 94.2MB in the beginning and 339.2MB in the end (delta: -245.0MB). Peak memory consumption was 80.8MB. Max. memory is 16.1GB. [2024-11-23 22:39:14,988 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:39:14,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2952.08ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 58.9MB in the end (delta: 34.9MB). Peak memory consumption was 91.3MB. Max. memory is 16.1GB. [2024-11-23 22:39:14,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.87ms. Allocated memory is still 142.6MB. Free memory was 58.9MB in the beginning and 47.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:39:14,990 INFO L158 Benchmark]: Boogie Preprocessor took 405.01ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 47.7MB in the beginning and 285.3MB in the end (delta: -237.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-11-23 22:39:14,991 INFO L158 Benchmark]: RCFGBuilder took 4507.80ms. Allocated memory is still 360.7MB. Free memory was 285.3MB in the beginning and 215.8MB in the end (delta: 69.6MB). Peak memory consumption was 129.5MB. Max. memory is 16.1GB. [2024-11-23 22:39:14,991 INFO L158 Benchmark]: TraceAbstraction took 11727.82ms. Allocated memory was 360.7MB in the beginning and 469.8MB in the end (delta: 109.1MB). Free memory was 215.8MB in the beginning and 360.2MB in the end (delta: -144.4MB). Peak memory consumption was 206.2MB. Max. memory is 16.1GB. [2024-11-23 22:39:14,992 INFO L158 Benchmark]: Witness Printer took 366.97ms. Allocated memory is still 469.8MB. Free memory was 360.2MB in the beginning and 339.2MB in the end (delta: 21.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-23 22:39:14,995 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2952.08ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 58.9MB in the end (delta: 34.9MB). Peak memory consumption was 91.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 242.87ms. Allocated memory is still 142.6MB. Free memory was 58.9MB in the beginning and 47.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 405.01ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 47.7MB in the beginning and 285.3MB in the end (delta: -237.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * RCFGBuilder took 4507.80ms. Allocated memory is still 360.7MB. Free memory was 285.3MB in the beginning and 215.8MB in the end (delta: 69.6MB). Peak memory consumption was 129.5MB. Max. memory is 16.1GB. * TraceAbstraction took 11727.82ms. Allocated memory was 360.7MB in the beginning and 469.8MB in the end (delta: 109.1MB). Free memory was 215.8MB in the beginning and 360.2MB in the end (delta: -144.4MB). Peak memory consumption was 206.2MB. Max. memory is 16.1GB. * Witness Printer took 366.97ms. Allocated memory is still 469.8MB. Free memory was 360.2MB in the beginning and 339.2MB in the end (delta: 21.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 4603]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [4603-4604] - GenericResultAtLocation [Line: 4618]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4618] - GenericResultAtLocation [Line: 4621]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4621] - GenericResultAtLocation [Line: 4624]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4624] - GenericResultAtLocation [Line: 4627]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4627] - GenericResultAtLocation [Line: 4694]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4694] - GenericResultAtLocation [Line: 4701]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4701] - GenericResultAtLocation [Line: 5674]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/exper_fp/inst/current/envs/linux-3.10-rc1.tar/linux-3.10-rc1/arch/x86/include/asm/paravirt.h"), "i" (824), "i" (12UL)); [5674-5675] - GenericResultAtLocation [Line: 5680]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5680-5682] - GenericResultAtLocation [Line: 5811]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (65), "i" (12UL)); [5811-5812] - GenericResultAtLocation [Line: 5819]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (67), "i" (12UL)); [5819-5820] - GenericResultAtLocation [Line: 5827]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (68), "i" (12UL)); [5827-5828] - GenericResultAtLocation [Line: 5854]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (98), "i" (12UL)); [5854-5855] - GenericResultAtLocation [Line: 5862]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (99), "i" (12UL)); [5862-5863] - GenericResultAtLocation [Line: 5951]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (52), "i" (12UL)); [5951-5952] - GenericResultAtLocation [Line: 5976]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (65), "i" (12UL)); [5976-5977] - GenericResultAtLocation [Line: 6174]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (99), "i" (12UL)); [6174-6175] - GenericResultAtLocation [Line: 6359]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (210), "i" (12UL)); [6359-6360] - GenericResultAtLocation [Line: 6490]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (301), "i" (12UL)); [6490-6491] - GenericResultAtLocation [Line: 6498]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/exper_fp/work/current--X--drivers--X--defaultlinux-3.10-rc1.tar--X--32_7a--X--cpachecker/linux-3.10-rc1.tar/csd_deg_dscv/2093/dscv_tempdir/dscv/ri/32_7a/drivers/media/common/saa7146/saa7146_core.c.prepared"), "i" (302), "i" (12UL)); [6498-6499] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7002]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 633 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4588 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4588 mSDsluCounter, 13064 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6117 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60 IncrementalHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 6947 mSDtfsCounter, 60 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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: 1.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 278 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5287]: Location Invariant Derived location invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_lock_of_v4l2_ctrl_handler == 1)) && (ldv_mutex_vb_lock_of_videobuf_queue == 1)) && (ldv_mutex_i2c_lock_of_saa7146_dev == 2)) - InvariantResult [Line: 5089]: Location Invariant Derived location invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_lock_of_v4l2_ctrl_handler == 1)) && (ldv_mutex_vb_lock_of_videobuf_queue == 1)) && (ldv_mutex_i2c_lock_of_saa7146_dev == 2)) - InvariantResult [Line: 5287]: Location Invariant Derived location invariant: (((((1 == ldv_mutex_mutex_of_device) && (ldv_mutex_lock == 1)) && (ldv_mutex_lock_of_v4l2_ctrl_handler == 1)) && (ldv_mutex_vb_lock_of_videobuf_queue == 1)) && (ldv_mutex_i2c_lock_of_saa7146_dev == 2)) RESULT: Ultimate proved your program to be correct! [2024-11-23 22:39:15,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30413ec7-d024-4569-b25d-3e267ca54da0/bin/uautomizer-verify-LYvppIcaGC/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