./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/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_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB --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-d790fec [2024-11-28 02:35:16,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:35:16,647 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 02:35:16,651 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:35:16,652 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:35:16,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:35:16,693 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:35:16,694 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:35:16,694 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:35:16,694 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:35:16,694 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:35:16,694 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:35:16,695 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:35:16,695 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:35:16,695 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:35:16,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:35:16,696 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:35:16,696 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:35:16,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:35:16,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:35:16,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:35:16,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:35:16,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:35:16,698 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:35:16,698 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:35:16,698 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:35:16,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:35:16,698 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:35:16,699 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:35:16,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:35:16,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:35:16,699 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:35:16,699 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:35:16,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:35:16,700 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:35:16,701 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:35:16,701 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_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 02:35:17,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:35:17,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:35:17,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:35:17,063 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:35:17,064 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:35:17,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2024-11-28 02:35:20,061 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/data/90985510b/2bde071b01bd49328c2ce4c471d40474/FLAG13b6a8b90 [2024-11-28 02:35:20,613 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:35:20,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2024-11-28 02:35:20,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/data/90985510b/2bde071b01bd49328c2ce4c471d40474/FLAG13b6a8b90 [2024-11-28 02:35:21,112 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/data/90985510b/2bde071b01bd49328c2ce4c471d40474 [2024-11-28 02:35:21,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:35:21,115 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:35:21,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:35:21,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:35:21,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:35:21,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:35:21" (1/1) ... [2024-11-28 02:35:21,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d03e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:21, skipping insertion in model container [2024-11-28 02:35:21,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:35:21" (1/1) ... [2024-11-28 02:35:21,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:35:22,868 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_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2024-11-28 02:35:22,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:35:22,986 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:35:23,117 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] [2024-11-28 02:35:23,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4618] [2024-11-28 02:35:23,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4621] [2024-11-28 02:35:23,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4624] [2024-11-28 02:35:23,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4627] [2024-11-28 02:35:23,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4694] [2024-11-28 02:35:23,125 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4701] [2024-11-28 02:35:23,218 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] [2024-11-28 02:35:23,219 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] [2024-11-28 02:35:23,225 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] [2024-11-28 02:35:23,226 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] [2024-11-28 02:35:23,226 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] [2024-11-28 02:35:23,228 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] [2024-11-28 02:35:23,229 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] [2024-11-28 02:35:23,236 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] [2024-11-28 02:35:23,237 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] [2024-11-28 02:35:23,247 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] [2024-11-28 02:35:23,261 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] [2024-11-28 02:35:23,271 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] [2024-11-28 02:35:23,271 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] [2024-11-28 02:35:23,356 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_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i[215431,215444] [2024-11-28 02:35:23,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:35:23,462 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:35:23,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23 WrapperNode [2024-11-28 02:35:23,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:35:23,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:35:23,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:35:23,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:35:23,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,627 INFO L138 Inliner]: procedures = 210, calls = 1449, calls flagged for inlining = 82, calls inlined = 27, statements flattened = 1847 [2024-11-28 02:35:23,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:35:23,628 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:35:23,628 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:35:23,628 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:35:23,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,646 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,730 INFO L175 MemorySlicer]: Split 430 memory accesses to 22 slices as follows [112, 2, 8, 8, 3, 7, 24, 1, 8, 8, 49, 8, 8, 8, 128, 8, 8, 2, 8, 8, 8, 6]. 30 percent of accesses are in the largest equivalence class. The 229 initializations are split as follows [0, 2, 8, 8, 3, 0, 0, 0, 8, 8, 0, 8, 8, 8, 128, 8, 8, 0, 8, 8, 8, 0]. The 112 writes are split as follows [96, 0, 0, 0, 0, 0, 9, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 5]. [2024-11-28 02:35:23,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,785 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,921 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:35:23,922 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:35:23,922 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:35:23,922 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:35:23,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (1/1) ... [2024-11-28 02:35:23,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:35:23,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:35:23,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:35:23,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:35:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 02:35:24,000 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 02:35:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_writeout [2024-11-28 02:35:24,000 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_writeout [2024-11-28 02:35:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-28 02:35:24,000 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-28 02:35:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 02:35:24,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 02:35:24,000 INFO L130 BoogieDeclarations]: Found specification of procedure SAA7146_IER_DISABLE [2024-11-28 02:35:24,001 INFO L138 BoogieDeclarations]: Found implementation of procedure SAA7146_IER_DISABLE [2024-11-28 02:35:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-28 02:35:24,001 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-28 02:35:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 02:35:24,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 02:35:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 02:35:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 02:35:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 02:35:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 02:35:24,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 02:35:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 02:35:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 02:35:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 02:35:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 02:35:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 02:35:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 02:35:24,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 02:35:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 02:35:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 02:35:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 02:35:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 02:35:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-28 02:35:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-28 02:35:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-28 02:35:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-28 02:35:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-28 02:35:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-28 02:35:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 02:35:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 02:35:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 02:35:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 02:35:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 02:35:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 02:35:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 02:35:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-28 02:35:24,007 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-28 02:35:24,008 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-28 02:35:24,008 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-28 02:35:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-28 02:35:24,008 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-28 02:35:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:35:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 02:35:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 02:35:24,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 02:35:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 02:35:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 02:35:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 02:35:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 02:35:24,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 02:35:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 02:35:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 02:35:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 02:35:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 02:35:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 02:35:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 02:35:24,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 02:35:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 02:35:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 02:35:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 02:35:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 02:35:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 02:35:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 02:35:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-28 02:35:24,013 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 02:35:24,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 02:35:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 02:35:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 02:35:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 02:35:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 02:35:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 02:35:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 02:35:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 02:35:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 02:35:24,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 02:35:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-28 02:35:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-28 02:35:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-28 02:35:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_status [2024-11-28 02:35:24,017 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_status [2024-11-28 02:35:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 02:35:24,017 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 02:35:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-28 02:35:24,017 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-28 02:35:24,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-28 02:35:24,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-28 02:35:24,018 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 02:35:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 02:35:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure to_saa7146_dev [2024-11-28 02:35:24,019 INFO L138 BoogieDeclarations]: Found implementation of procedure to_saa7146_dev [2024-11-28 02:35:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:35:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:35:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 02:35:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 02:35:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 02:35:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 02:35:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 02:35:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 02:35:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 02:35:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-28 02:35:24,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 02:35:24,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 02:35:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 02:35:24,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 02:35:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 02:35:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 02:35:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 02:35:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 02:35:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 02:35:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 02:35:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 02:35:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 02:35:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-28 02:35:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-28 02:35:24,030 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-28 02:35:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-28 02:35:24,030 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-28 02:35:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:35:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:35:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 02:35:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 02:35:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure saa7146_i2c_reset [2024-11-28 02:35:24,031 INFO L138 BoogieDeclarations]: Found implementation of procedure saa7146_i2c_reset [2024-11-28 02:35:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:35:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:35:24,593 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:35:24,597 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:35:27,671 INFO L? ?]: Removed 477 outVars from TransFormulas that were not future-live. [2024-11-28 02:35:27,672 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:35:27,706 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:35:27,709 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 02:35:27,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:35:27 BoogieIcfgContainer [2024-11-28 02:35:27,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:35:27,716 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:35:27,716 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:35:27,725 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:35:27,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:35:21" (1/3) ... [2024-11-28 02:35:27,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b8ecb23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:35:27, skipping insertion in model container [2024-11-28 02:35:27,728 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:35:23" (2/3) ... [2024-11-28 02:35:27,728 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b8ecb23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:35:27, skipping insertion in model container [2024-11-28 02:35:27,728 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:35:27" (3/3) ... [2024-11-28 02:35:27,731 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--media--common--saa7146--saa7146.ko-ldv_main0.cil.out.i [2024-11-28 02:35:27,748 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:35:27,749 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. [2024-11-28 02:35:27,824 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:35:27,837 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;@295be643, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:35:27,838 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:35:27,843 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) [2024-11-28 02:35:27,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-28 02:35:27,850 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:35:27,850 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:35:27,851 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:35:27,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:35:27,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1218386161, now seen corresponding path program 1 times [2024-11-28 02:35:27,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:35:27,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328742540] [2024-11-28 02:35:27,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:35:27,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:35:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:35:28,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:35:28,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:35:28,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328742540] [2024-11-28 02:35:28,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328742540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:35:28,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:35:28,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:35:28,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237426334] [2024-11-28 02:35:28,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:35:28,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:35:28,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:35:28,574 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:35:28,575 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:35:28,579 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) [2024-11-28 02:35:28,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:35:28,889 INFO L93 Difference]: Finished difference Result 1614 states and 2382 transitions. [2024-11-28 02:35:28,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:35:28,894 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 [2024-11-28 02:35:28,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:35:28,927 INFO L225 Difference]: With dead ends: 1614 [2024-11-28 02:35:28,927 INFO L226 Difference]: Without dead ends: 1064 [2024-11-28 02:35:28,940 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 [2024-11-28 02:35:28,944 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 [2024-11-28 02:35:28,946 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] [2024-11-28 02:35:28,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states. [2024-11-28 02:35:29,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 1061. [2024-11-28 02:35:29,110 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) [2024-11-28 02:35:29,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1547 transitions. [2024-11-28 02:35:29,141 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1547 transitions. Word has length 8 [2024-11-28 02:35:29,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:35:29,143 INFO L471 AbstractCegarLoop]: Abstraction has 1061 states and 1547 transitions. [2024-11-28 02:35:29,144 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) [2024-11-28 02:35:29,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1547 transitions. [2024-11-28 02:35:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-28 02:35:29,144 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:35:29,144 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:35:29,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:35:29,145 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:35:29,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:35:29,145 INFO L85 PathProgramCache]: Analyzing trace with hash 884488764, now seen corresponding path program 1 times [2024-11-28 02:35:29,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:35:29,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124480837] [2024-11-28 02:35:29,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:35:29,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:35:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:35:29,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:35:29,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:35:29,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124480837] [2024-11-28 02:35:29,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124480837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:35:29,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:35:29,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:35:29,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772225193] [2024-11-28 02:35:29,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:35:29,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:35:29,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:35:29,398 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:35:29,398 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:35:29,398 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) [2024-11-28 02:35:29,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:35:29,563 INFO L93 Difference]: Finished difference Result 1063 states and 1548 transitions. [2024-11-28 02:35:29,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:35:29,566 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 [2024-11-28 02:35:29,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:35:29,574 INFO L225 Difference]: With dead ends: 1063 [2024-11-28 02:35:29,575 INFO L226 Difference]: Without dead ends: 1060 [2024-11-28 02:35:29,578 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 [2024-11-28 02:35:29,580 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 [2024-11-28 02:35:29,580 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] [2024-11-28 02:35:29,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2024-11-28 02:35:29,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 1060. [2024-11-28 02:35:29,669 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) [2024-11-28 02:35:29,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 1060 states and 1545 transitions. [2024-11-28 02:35:29,681 INFO L78 Accepts]: Start accepts. Automaton has 1060 states and 1545 transitions. Word has length 9 [2024-11-28 02:35:29,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:35:29,681 INFO L471 AbstractCegarLoop]: Abstraction has 1060 states and 1545 transitions. [2024-11-28 02:35:29,681 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) [2024-11-28 02:35:29,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1545 transitions. [2024-11-28 02:35:29,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-28 02:35:29,682 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:35:29,682 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:35:29,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:35:29,682 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:35:29,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:35:29,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1649106866, now seen corresponding path program 1 times [2024-11-28 02:35:29,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:35:29,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670379023] [2024-11-28 02:35:29,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:35:29,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:35:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:35:29,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:35:29,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:35:29,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670379023] [2024-11-28 02:35:29,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670379023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:35:29,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:35:29,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:35:29,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599849079] [2024-11-28 02:35:29,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:35:29,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:35:29,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:35:29,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:35:29,870 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:35:29,870 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) [2024-11-28 02:35:29,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:35:29,974 INFO L93 Difference]: Finished difference Result 1062 states and 1546 transitions. [2024-11-28 02:35:29,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:35:29,974 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 [2024-11-28 02:35:29,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:35:29,987 INFO L225 Difference]: With dead ends: 1062 [2024-11-28 02:35:29,987 INFO L226 Difference]: Without dead ends: 1059 [2024-11-28 02:35:29,988 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 [2024-11-28 02:35:29,989 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 [2024-11-28 02:35:29,989 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] [2024-11-28 02:35:29,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2024-11-28 02:35:30,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 1059. [2024-11-28 02:35:30,088 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) [2024-11-28 02:35:30,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1543 transitions. [2024-11-28 02:35:30,100 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1543 transitions. Word has length 10 [2024-11-28 02:35:30,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:35:30,100 INFO L471 AbstractCegarLoop]: Abstraction has 1059 states and 1543 transitions. [2024-11-28 02:35:30,100 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) [2024-11-28 02:35:30,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1543 transitions. [2024-11-28 02:35:30,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-28 02:35:30,101 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:35:30,103 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:35:30,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:35:30,104 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:35:30,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:35:30,104 INFO L85 PathProgramCache]: Analyzing trace with hash -417530881, now seen corresponding path program 1 times [2024-11-28 02:35:30,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:35:30,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027703543] [2024-11-28 02:35:30,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:35:30,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:35:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:35:30,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:35:30,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:35:30,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027703543] [2024-11-28 02:35:30,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027703543] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:35:30,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:35:30,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:35:30,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206989440] [2024-11-28 02:35:30,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:35:30,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:35:30,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:35:30,316 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:35:30,316 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:35:30,317 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) [2024-11-28 02:35:30,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:35:30,446 INFO L93 Difference]: Finished difference Result 1061 states and 1544 transitions. [2024-11-28 02:35:30,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:35:30,447 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 [2024-11-28 02:35:30,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:35:30,456 INFO L225 Difference]: With dead ends: 1061 [2024-11-28 02:35:30,456 INFO L226 Difference]: Without dead ends: 1058 [2024-11-28 02:35:30,457 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 [2024-11-28 02:35:30,460 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 [2024-11-28 02:35:30,461 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] [2024-11-28 02:35:30,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2024-11-28 02:35:30,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 1058. [2024-11-28 02:35:30,583 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) [2024-11-28 02:35:30,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1541 transitions. [2024-11-28 02:35:30,595 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1541 transitions. Word has length 11 [2024-11-28 02:35:30,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:35:30,595 INFO L471 AbstractCegarLoop]: Abstraction has 1058 states and 1541 transitions. [2024-11-28 02:35:30,596 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) [2024-11-28 02:35:30,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1541 transitions. [2024-11-28 02:35:30,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-28 02:35:30,596 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:35:30,596 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:35:30,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:35:30,597 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:35:30,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:35:30,598 INFO L85 PathProgramCache]: Analyzing trace with hash -58786731, now seen corresponding path program 1 times [2024-11-28 02:35:30,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:35:30,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398224061] [2024-11-28 02:35:30,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:35:30,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:35:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:35:30,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:35:30,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:35:30,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398224061] [2024-11-28 02:35:30,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398224061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:35:30,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:35:30,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:35:30,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479701706] [2024-11-28 02:35:30,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:35:30,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:35:30,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:35:30,773 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:35:30,773 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:35:30,773 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) [2024-11-28 02:35:30,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:35:30,882 INFO L93 Difference]: Finished difference Result 1060 states and 1542 transitions. [2024-11-28 02:35:30,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:35:30,885 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 [2024-11-28 02:35:30,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:35:30,892 INFO L225 Difference]: With dead ends: 1060 [2024-11-28 02:35:30,892 INFO L226 Difference]: Without dead ends: 1052 [2024-11-28 02:35:30,893 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 [2024-11-28 02:35:30,894 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 [2024-11-28 02:35:30,894 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] [2024-11-28 02:35:30,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2024-11-28 02:35:30,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 1052. [2024-11-28 02:35:30,999 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) [2024-11-28 02:35:31,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1533 transitions. [2024-11-28 02:35:31,013 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1533 transitions. Word has length 12 [2024-11-28 02:35:31,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:35:31,013 INFO L471 AbstractCegarLoop]: Abstraction has 1052 states and 1533 transitions. [2024-11-28 02:35:31,013 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) [2024-11-28 02:35:31,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1533 transitions. [2024-11-28 02:35:31,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-28 02:35:31,015 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:35:31,015 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] [2024-11-28 02:35:31,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 02:35:31,015 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:35:31,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:35:31,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1195483157, now seen corresponding path program 1 times [2024-11-28 02:35:31,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:35:31,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576368448] [2024-11-28 02:35:31,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:35:31,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:35:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:35:31,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:35:31,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:35:31,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576368448] [2024-11-28 02:35:31,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576368448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:35:31,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:35:31,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:35:31,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022515081] [2024-11-28 02:35:31,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:35:31,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:35:31,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:35:31,486 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:35:31,486 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:35:31,487 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) [2024-11-28 02:35:31,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:35:31,634 INFO L93 Difference]: Finished difference Result 2060 states and 3015 transitions. [2024-11-28 02:35:31,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:35:31,635 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 [2024-11-28 02:35:31,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:35:31,644 INFO L225 Difference]: With dead ends: 2060 [2024-11-28 02:35:31,644 INFO L226 Difference]: Without dead ends: 1011 [2024-11-28 02:35:31,652 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 [2024-11-28 02:35:31,653 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 [2024-11-28 02:35:31,653 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] [2024-11-28 02:35:31,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2024-11-28 02:35:31,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 1011. [2024-11-28 02:35:31,736 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) [2024-11-28 02:35:31,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1484 transitions. [2024-11-28 02:35:31,747 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1484 transitions. Word has length 42 [2024-11-28 02:35:31,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:35:31,749 INFO L471 AbstractCegarLoop]: Abstraction has 1011 states and 1484 transitions. [2024-11-28 02:35:31,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-28 02:35:31,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1484 transitions. [2024-11-28 02:35:31,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-28 02:35:31,753 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:35:31,753 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] [2024-11-28 02:35:31,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 02:35:31,754 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:35:31,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:35:31,754 INFO L85 PathProgramCache]: Analyzing trace with hash -104339007, now seen corresponding path program 1 times [2024-11-28 02:35:31,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:35:31,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902558794] [2024-11-28 02:35:31,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:35:31,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:35:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:35:31,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:35:31,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:35:31,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902558794] [2024-11-28 02:35:31,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902558794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:35:31,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:35:31,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:35:31,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972690703] [2024-11-28 02:35:31,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:35:31,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:35:31,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:35:31,999 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:35:31,999 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:35:32,000 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) [2024-11-28 02:35:32,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:35:32,144 INFO L93 Difference]: Finished difference Result 1014 states and 1486 transitions. [2024-11-28 02:35:32,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:35:32,145 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 [2024-11-28 02:35:32,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:35:32,151 INFO L225 Difference]: With dead ends: 1014 [2024-11-28 02:35:32,151 INFO L226 Difference]: Without dead ends: 1011 [2024-11-28 02:35:32,152 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 [2024-11-28 02:35:32,153 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 [2024-11-28 02:35:32,154 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] [2024-11-28 02:35:32,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2024-11-28 02:35:32,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 1011. [2024-11-28 02:35:32,229 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) [2024-11-28 02:35:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 1483 transitions. [2024-11-28 02:35:32,239 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 1483 transitions. Word has length 46 [2024-11-28 02:35:32,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:35:32,241 INFO L471 AbstractCegarLoop]: Abstraction has 1011 states and 1483 transitions. [2024-11-28 02:35:32,241 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) [2024-11-28 02:35:32,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1483 transitions. [2024-11-28 02:35:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-28 02:35:32,243 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:35:32,243 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] [2024-11-28 02:35:32,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 02:35:32,243 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:35:32,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:35:32,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1384202685, now seen corresponding path program 1 times [2024-11-28 02:35:32,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:35:32,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726306571] [2024-11-28 02:35:32,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:35:32,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:35:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:35:32,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:35:32,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:35:32,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726306571] [2024-11-28 02:35:32,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726306571] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:35:32,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:35:32,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:35:32,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466179444] [2024-11-28 02:35:32,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:35:32,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:35:32,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:35:32,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:35:32,578 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:35:32,579 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) [2024-11-28 02:35:32,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:35:32,695 INFO L93 Difference]: Finished difference Result 1011 states and 1483 transitions. [2024-11-28 02:35:32,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:35:32,695 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 [2024-11-28 02:35:32,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:35:32,697 INFO L225 Difference]: With dead ends: 1011 [2024-11-28 02:35:32,697 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 02:35:32,700 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 [2024-11-28 02:35:32,701 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 [2024-11-28 02:35:32,702 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] [2024-11-28 02:35:32,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 02:35:32,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 02:35:32,704 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) [2024-11-28 02:35:32,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 02:35:32,705 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2024-11-28 02:35:32,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:35:32,705 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:35:32,705 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) [2024-11-28 02:35:32,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 02:35:32,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 02:35:32,709 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:35:32,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 02:35:32,713 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:35:32,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 02:35:36,733 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:35:36,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:35:36 BoogieIcfgContainer [2024-11-28 02:35:36,761 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:35:36,761 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:35:36,761 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:35:36,762 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:35:36,770 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:35:27" (3/4) ... [2024-11-28 02:35:36,772 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:35:36,778 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_status [2024-11-28 02:35:36,778 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure SAA7146_IER_DISABLE [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure to_saa7146_dev [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#7 [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2024-11-28 02:35:36,779 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_writeout [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __dynamic_pr_debug [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#10 [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#9 [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#8 [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#18 [2024-11-28 02:35:36,780 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#17 [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#16 [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#15 [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#14 [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#13 [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#12 [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#11 [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure get_current [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#19 [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-28 02:35:36,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-28 02:35:36,782 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure saa7146_i2c_reset [2024-11-28 02:35:36,782 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#21 [2024-11-28 02:35:36,782 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#20 [2024-11-28 02:35:36,782 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2024-11-28 02:35:36,818 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 380 nodes and edges [2024-11-28 02:35:36,822 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2024-11-28 02:35:36,824 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2024-11-28 02:35:36,826 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-28 02:35:36,828 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-28 02:35:36,830 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-28 02:35:36,832 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 02:35:36,834 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-28 02:35:36,836 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:35:37,061 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:35:37,061 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:35:37,062 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:35:37,063 INFO L158 Benchmark]: Toolchain (without parser) took 15947.77ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 83.5MB in the beginning and 225.5MB in the end (delta: -142.0MB). Peak memory consumption was 232.2MB. Max. memory is 16.1GB. [2024-11-28 02:35:37,063 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:35:37,063 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2347.25ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 56.5MB in the end (delta: 26.8MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2024-11-28 02:35:37,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.83ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 44.7MB in the end (delta: 11.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:35:37,064 INFO L158 Benchmark]: Boogie Preprocessor took 293.37ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 44.7MB in the beginning and 167.4MB in the end (delta: -122.8MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2024-11-28 02:35:37,064 INFO L158 Benchmark]: RCFGBuilder took 3791.82ms. Allocated memory is still 234.9MB. Free memory was 167.4MB in the beginning and 76.1MB in the end (delta: 91.3MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2024-11-28 02:35:37,064 INFO L158 Benchmark]: TraceAbstraction took 9044.90ms. Allocated memory was 234.9MB in the beginning and 327.2MB in the end (delta: 92.3MB). Free memory was 76.1MB in the beginning and 65.9MB in the end (delta: 10.3MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. [2024-11-28 02:35:37,065 INFO L158 Benchmark]: Witness Printer took 300.37ms. Allocated memory is still 327.2MB. Free memory was 65.9MB in the beginning and 225.5MB in the end (delta: -159.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:35:37,066 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2347.25ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 56.5MB in the end (delta: 26.8MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.83ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 44.7MB in the end (delta: 11.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 293.37ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 44.7MB in the beginning and 167.4MB in the end (delta: -122.8MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3791.82ms. Allocated memory is still 234.9MB. Free memory was 167.4MB in the beginning and 76.1MB in the end (delta: 91.3MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. * TraceAbstraction took 9044.90ms. Allocated memory was 234.9MB in the beginning and 327.2MB in the end (delta: 92.3MB). Free memory was 76.1MB in the beginning and 65.9MB in the end (delta: 10.3MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. * Witness Printer took 300.37ms. Allocated memory is still 327.2MB. Free memory was 65.9MB in the beginning and 225.5MB in the end (delta: -159.7MB). Peak memory consumption was 8.4MB. 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: 4.9s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, 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, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6117 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60 IncrementalHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 6947 mSDtfsCounter, 60 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s 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: 0.8s AutomataMinimizationTime, 8 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s 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! [2024-11-28 02:35:37,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9d9cb4a-2cf7-4221-b7f0-b362e1fdb7e0/bin/uautomizer-verify-aQ6SnzHsRB/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