./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1264b42ba0b5dcb83ee2e2b35dfcd5adbd8a3fb1fa3fff4328b672883ffa55c1 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 15:33:57,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 15:33:57,803 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 15:33:57,810 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 15:33:57,810 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 15:33:57,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 15:33:57,830 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 15:33:57,830 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 15:33:57,831 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 15:33:57,834 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 15:33:57,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 15:33:57,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 15:33:57,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 15:33:57,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 15:33:57,835 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 15:33:57,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 15:33:57,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 15:33:57,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 15:33:57,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 15:33:57,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 15:33:57,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 15:33:57,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 15:33:57,838 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 15:33:57,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 15:33:57,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 15:33:57,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 15:33:57,839 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 15:33:57,839 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 15:33:57,839 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 15:33:57,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:33:57,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 15:33:57,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 15:33:57,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 15:33:57,840 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 15:33:57,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 15:33:57,840 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 15:33:57,840 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 15:33:57,841 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 15:33:57,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 15:33:57,841 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1264b42ba0b5dcb83ee2e2b35dfcd5adbd8a3fb1fa3fff4328b672883ffa55c1 [2024-10-14 15:33:58,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 15:33:58,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 15:33:58,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 15:33:58,094 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 15:33:58,094 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 15:33:58,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2024-10-14 15:33:59,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 15:33:59,766 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 15:33:59,767 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2024-10-14 15:33:59,805 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00ffbcfbf/4a42e4aa986f4d7094b4f39fc4b1edc6/FLAG03271fe2d [2024-10-14 15:33:59,933 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00ffbcfbf/4a42e4aa986f4d7094b4f39fc4b1edc6 [2024-10-14 15:33:59,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 15:33:59,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 15:33:59,941 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 15:33:59,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 15:33:59,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 15:33:59,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:33:59" (1/1) ... [2024-10-14 15:33:59,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63d935e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:33:59, skipping insertion in model container [2024-10-14 15:33:59,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:33:59" (1/1) ... [2024-10-14 15:34:00,048 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 15:34:01,609 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i[237227,237240] [2024-10-14 15:34:01,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:34:01,764 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 15:34:01,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3942] [2024-10-14 15:34:01,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3949] [2024-10-14 15:34:01,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3956] [2024-10-14 15:34:01,830 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)); [3964-3965] [2024-10-14 15:34:01,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [3974] [2024-10-14 15:34:01,832 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (831), "i" (12UL)); [4041-4042] [2024-10-14 15:34:01,832 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" (43UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4047-4049] [2024-10-14 15:34:01,832 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (836), "i" (12UL)); [4071-4072] [2024-10-14 15:34:01,832 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.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [4077-4079] [2024-10-14 15:34:01,833 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 *)"./arch/x86/include/asm/paravirt.h"), "i" (841), "i" (12UL)); [4100-4101] [2024-10-14 15:34:01,833 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" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4106-4108] [2024-10-14 15:34:01,841 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" (90), "i" (12UL)); [4417-4418] [2024-10-14 15:34:01,842 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" (92), "i" (12UL)); [4425-4426] [2024-10-14 15:34:01,843 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" (93), "i" (12UL)); [4433-4434] [2024-10-14 15:34:01,843 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" (123), "i" (12UL)); [4460-4461] [2024-10-14 15:34:01,843 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" (124), "i" (12UL)); [4468-4469] [2024-10-14 15:34:01,844 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" (193), "i" (12UL)); [4483-4484] [2024-10-14 15:34:01,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (464), "i" (12UL)); [5073-5074] [2024-10-14 15:34:01,868 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/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (577), "i" (12UL)); [5187-5188] [2024-10-14 15:34:01,870 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/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (653), "i" (12UL)); [5278-5279] [2024-10-14 15:34:01,872 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/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (676), "i" (12UL)); [5315-5316] [2024-10-14 15:34:01,879 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/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (719), "i" (12UL)); [5367-5368] [2024-10-14 15:34:01,939 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/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (953), "i" (12UL)); [5680-5681] [2024-10-14 15:34:01,952 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/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (1004), "i" (12UL)); [5753-5754] [2024-10-14 15:34:01,966 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/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/8278/dscv_tempdir/dscv/ri/32_7a/drivers/memstick/core/ms_block.c"), "i" (1262), "i" (12UL)); [6134-6135] [2024-10-14 15:34:02,067 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i[237227,237240] [2024-10-14 15:34:02,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:34:02,123 INFO L204 MainTranslator]: Completed translation [2024-10-14 15:34:02,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02 WrapperNode [2024-10-14 15:34:02,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 15:34:02,125 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 15:34:02,125 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 15:34:02,125 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 15:34:02,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,363 INFO L138 Inliner]: procedures = 306, calls = 1844, calls flagged for inlining = 110, calls inlined = 101, statements flattened = 4283 [2024-10-14 15:34:02,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 15:34:02,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 15:34:02,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 15:34:02,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 15:34:02,374 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,394 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,672 INFO L175 MemorySlicer]: Split 672 memory accesses to 15 slices as follows [2, 21, 2, 0, 555, 6, 16, 4, 7, 3, 1, 10, 8, 33, 4]. 83 percent of accesses are in the largest equivalence class. The 125 initializations are split as follows [2, 21, 0, 0, 58, 0, 16, 0, 0, 0, 0, 0, 0, 28, 0]. The 179 writes are split as follows [0, 0, 1, 0, 162, 4, 0, 1, 4, 0, 1, 5, 0, 0, 1]. [2024-10-14 15:34:02,673 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,773 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,814 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 15:34:02,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 15:34:02,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 15:34:02,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 15:34:02,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (1/1) ... [2024-10-14 15:34:02,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:34:02,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:34:02,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 15:34:02,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 15:34:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-10-14 15:34:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-10-14 15:34:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_memstick_host [2024-10-14 15:34:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_memstick_host [2024-10-14 15:34:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-10-14 15:34:02,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-10-14 15:34:02,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-14 15:34:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-14 15:34:02,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-14 15:34:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-14 15:34:02,968 INFO L130 BoogieDeclarations]: Found specification of procedure msb_stop [2024-10-14 15:34:02,968 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_stop [2024-10-14 15:34:02,968 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_pba [2024-10-14 15:34:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_pba [2024-10-14 15:34:02,969 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-10-14 15:34:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-10-14 15:34:02,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-14 15:34:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-14 15:34:02,969 INFO L130 BoogieDeclarations]: Found specification of procedure blk_fetch_request [2024-10-14 15:34:02,969 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_fetch_request [2024-10-14 15:34:02,969 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-10-14 15:34:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-10-14 15:34:02,970 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2024-10-14 15:34:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2024-10-14 15:34:02,970 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-14 15:34:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-14 15:34:02,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-14 15:34:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-14 15:34:02,970 INFO L130 BoogieDeclarations]: Found specification of procedure msb_switch_to_parallel [2024-10-14 15:34:02,970 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_switch_to_parallel [2024-10-14 15:34:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-14 15:34:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-14 15:34:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-14 15:34:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-14 15:34:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-14 15:34:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-14 15:34:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-14 15:34:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-14 15:34:02,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-14 15:34:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-14 15:34:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-14 15:34:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-14 15:34:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-14 15:34:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-10-14 15:34:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-10-14 15:34:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-14 15:34:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-14 15:34:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-14 15:34:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-14 15:34:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-14 15:34:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-14 15:34:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-14 15:34:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-14 15:34:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-14 15:34:02,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-14 15:34:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-14 15:34:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-14 15:34:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-14 15:34:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-10-14 15:34:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-10-14 15:34:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 15:34:02,974 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 15:34:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure msb_validate_used_block_bitmap [2024-10-14 15:34:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_validate_used_block_bitmap [2024-10-14 15:34:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-10-14 15:34:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-10-14 15:34:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure msb_verify_block [2024-10-14 15:34:02,975 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_verify_block [2024-10-14 15:34:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-14 15:34:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-14 15:34:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2024-10-14 15:34:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2024-10-14 15:34:02,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_msb_disk_lock [2024-10-14 15:34:02,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_msb_disk_lock [2024-10-14 15:34:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 15:34:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_write [2024-10-14 15:34:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_write [2024-10-14 15:34:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2024-10-14 15:34:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2024-10-14 15:34:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_drvdata [2024-10-14 15:34:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_drvdata [2024-10-14 15:34:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request [2024-10-14 15:34:02,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_end_request [2024-10-14 15:34:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 15:34:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 15:34:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 15:34:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 15:34:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 15:34:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 15:34:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 15:34:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 15:34:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 15:34:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 15:34:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 15:34:02,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 15:34:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 15:34:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-14 15:34:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-14 15:34:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2024-10-14 15:34:02,980 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2024-10-14 15:34:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure msb_invalidate_reg_window [2024-10-14 15:34:02,980 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_invalidate_reg_window [2024-10-14 15:34:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure msb_io_work [2024-10-14 15:34:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_io_work [2024-10-14 15:34:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-14 15:34:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-14 15:34:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2024-10-14 15:34:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2024-10-14 15:34:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 15:34:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure msb_erase_block [2024-10-14 15:34:02,981 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_erase_block [2024-10-14 15:34:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 15:34:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 15:34:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 15:34:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 15:34:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 15:34:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 15:34:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 15:34:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 15:34:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 15:34:02,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 15:34:02,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 15:34:02,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 15:34:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 15:34:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-14 15:34:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-14 15:34:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-14 15:34:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-14 15:34:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_get_drvdata [2024-10-14 15:34:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_get_drvdata [2024-10-14 15:34:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure msb_data_clear [2024-10-14 15:34:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_data_clear [2024-10-14 15:34:02,984 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-10-14 15:34:02,984 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-10-14 15:34:02,985 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-10-14 15:34:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-10-14 15:34:02,985 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-10-14 15:34:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-10-14 15:34:02,985 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-10-14 15:34:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-10-14 15:34:02,985 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-10-14 15:34:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-10-14 15:34:02,985 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_bad_block_table [2024-10-14 15:34:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_bad_block_table [2024-10-14 15:34:02,985 INFO L130 BoogieDeclarations]: Found specification of procedure msb_update_block [2024-10-14 15:34:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_update_block [2024-10-14 15:34:02,985 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_flush [2024-10-14 15:34:02,985 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_flush [2024-10-14 15:34:02,985 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2024-10-14 15:34:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2024-10-14 15:34:02,986 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2024-10-14 15:34:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2024-10-14 15:34:02,986 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_start [2024-10-14 15:34:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_start [2024-10-14 15:34:02,986 INFO L130 BoogieDeclarations]: Found specification of procedure msb_run_state_machine [2024-10-14 15:34:02,986 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_run_state_machine [2024-10-14 15:34:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure msb_sg_copy [2024-10-14 15:34:02,988 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_sg_copy [2024-10-14 15:34:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2024-10-14 15:34:02,988 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2024-10-14 15:34:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-10-14 15:34:02,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-10-14 15:34:02,988 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2024-10-14 15:34:02,988 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2024-10-14 15:34:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_memstick_host [2024-10-14 15:34:02,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_memstick_host [2024-10-14 15:34:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 15:34:02,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 15:34:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 15:34:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 15:34:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-14 15:34:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-14 15:34:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-14 15:34:02,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-14 15:34:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-14 15:34:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-14 15:34:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-14 15:34:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-14 15:34:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-14 15:34:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-14 15:34:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-14 15:34:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-10-14 15:34:02,991 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-10-14 15:34:02,991 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_lba [2024-10-14 15:34:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_lba [2024-10-14 15:34:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure msb_reset [2024-10-14 15:34:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_reset [2024-10-14 15:34:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2024-10-14 15:34:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2024-10-14 15:34:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2024-10-14 15:34:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2024-10-14 15:34:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-14 15:34:02,992 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-14 15:34:02,992 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2024-10-14 15:34:02,993 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2024-10-14 15:34:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure msb_bd_getgeo [2024-10-14 15:34:02,993 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_bd_getgeo [2024-10-14 15:34:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 15:34:02,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 15:34:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 15:34:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 15:34:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-14 15:34:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-14 15:34:02,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-14 15:34:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-14 15:34:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-14 15:34:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-14 15:34:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-14 15:34:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-14 15:34:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-14 15:34:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-14 15:34:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-14 15:34:02,995 INFO L130 BoogieDeclarations]: Found specification of procedure msb_remove [2024-10-14 15:34:02,995 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_remove [2024-10-14 15:34:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-14 15:34:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-14 15:34:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2024-10-14 15:34:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2024-10-14 15:34:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_bad [2024-10-14 15:34:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_bad [2024-10-14 15:34:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-14 15:34:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-14 15:34:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 15:34:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2024-10-14 15:34:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2024-10-14 15:34:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-14 15:34:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-14 15:34:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 15:34:02,996 INFO L130 BoogieDeclarations]: Found specification of procedure sg_nents [2024-10-14 15:34:02,996 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_nents [2024-10-14 15:34:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 15:34:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 15:34:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 15:34:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 15:34:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 15:34:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 15:34:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 15:34:02,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 15:34:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 15:34:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 15:34:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 15:34:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 15:34:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 15:34:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-14 15:34:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-14 15:34:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_page [2024-10-14 15:34:02,998 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_page [2024-10-14 15:34:02,998 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2024-10-14 15:34:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2024-10-14 15:34:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2024-10-14 15:34:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2024-10-14 15:34:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure msb_set_overwrite_flag [2024-10-14 15:34:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_set_overwrite_flag [2024-10-14 15:34:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2024-10-14 15:34:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2024-10-14 15:34:02,999 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2024-10-14 15:34:02,999 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2024-10-14 15:34:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure msb_disk_release [2024-10-14 15:34:03,001 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_disk_release [2024-10-14 15:34:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_block_used [2024-10-14 15:34:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_block_used [2024-10-14 15:34:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_discard [2024-10-14 15:34:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_discard [2024-10-14 15:34:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-14 15:34:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-14 15:34:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure msb_start [2024-10-14 15:34:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_start [2024-10-14 15:34:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-10-14 15:34:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-10-14 15:34:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2024-10-14 15:34:03,002 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2024-10-14 15:34:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2024-10-14 15:34:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2024-10-14 15:34:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure msb_init_card [2024-10-14 15:34:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_init_card [2024-10-14 15:34:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2024-10-14 15:34:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2024-10-14 15:34:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-14 15:34:03,003 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-14 15:34:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 15:34:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 15:34:03,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 15:34:03,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 15:34:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-14 15:34:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-14 15:34:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-14 15:34:03,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2024-10-14 15:34:03,007 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2024-10-14 15:34:03,007 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_msb_disk_lock [2024-10-14 15:34:03,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_msb_disk_lock [2024-10-14 15:34:03,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 15:34:03,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 15:34:03,533 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 15:34:03,536 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 15:34:03,571 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-14 15:34:06,530 INFO L? ?]: Removed 1498 outVars from TransFormulas that were not future-live. [2024-10-14 15:34:06,530 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 15:34:06,673 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 15:34:06,674 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 15:34:06,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:34:06 BoogieIcfgContainer [2024-10-14 15:34:06,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 15:34:06,675 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 15:34:06,676 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 15:34:06,678 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 15:34:06,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:33:59" (1/3) ... [2024-10-14 15:34:06,679 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11b3661c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:34:06, skipping insertion in model container [2024-10-14 15:34:06,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:34:02" (2/3) ... [2024-10-14 15:34:06,679 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11b3661c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:34:06, skipping insertion in model container [2024-10-14 15:34:06,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:34:06" (3/3) ... [2024-10-14 15:34:06,681 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--memstick--core--ms_block.ko-entry_point.cil.out.i [2024-10-14 15:34:06,694 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 15:34:06,694 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 15:34:06,777 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 15:34:06,783 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;@5b90f29a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 15:34:06,783 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 15:34:06,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 1593 states, 1059 states have (on average 1.4079320113314449) internal successors, (1491), 1102 states have internal predecessors, (1491), 440 states have call successors, (440), 93 states have call predecessors, (440), 92 states have return successors, (434), 428 states have call predecessors, (434), 434 states have call successors, (434) [2024-10-14 15:34:06,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-10-14 15:34:06,804 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:34:06,805 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:34:06,806 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:34:06,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:34:06,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1620920606, now seen corresponding path program 1 times [2024-10-14 15:34:06,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:34:06,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193348476] [2024-10-14 15:34:06,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:34:06,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:34:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:34:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:34:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:34:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 15:34:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:07,457 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-14 15:34:07,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:34:07,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193348476] [2024-10-14 15:34:07,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193348476] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:34:07,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:34:07,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:34:07,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731800034] [2024-10-14 15:34:07,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:34:07,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:34:07,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:34:07,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:34:07,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:34:07,498 INFO L87 Difference]: Start difference. First operand has 1593 states, 1059 states have (on average 1.4079320113314449) internal successors, (1491), 1102 states have internal predecessors, (1491), 440 states have call successors, (440), 93 states have call predecessors, (440), 92 states have return successors, (434), 428 states have call predecessors, (434), 434 states have call successors, (434) Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-14 15:34:17,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:34:17,499 INFO L93 Difference]: Finished difference Result 5641 states and 8801 transitions. [2024-10-14 15:34:17,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 15:34:17,501 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 70 [2024-10-14 15:34:17,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:34:17,551 INFO L225 Difference]: With dead ends: 5641 [2024-10-14 15:34:17,552 INFO L226 Difference]: Without dead ends: 4003 [2024-10-14 15:34:17,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-14 15:34:17,575 INFO L432 NwaCegarLoop]: 396 mSDtfsCounter, 6835 mSDsluCounter, 971 mSDsCounter, 0 mSdLazyCounter, 7184 mSolverCounterSat, 4002 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7224 SdHoareTripleChecker+Valid, 1367 SdHoareTripleChecker+Invalid, 11186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4002 IncrementalHoareTripleChecker+Valid, 7184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-10-14 15:34:17,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7224 Valid, 1367 Invalid, 11186 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4002 Valid, 7184 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2024-10-14 15:34:17,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4003 states. [2024-10-14 15:34:17,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4003 to 3072. [2024-10-14 15:34:17,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3072 states, 2048 states have (on average 1.38916015625) internal successors, (2845), 2112 states have internal predecessors, (2845), 844 states have call successors, (844), 180 states have call predecessors, (844), 179 states have return successors, (835), 821 states have call predecessors, (835), 835 states have call successors, (835) [2024-10-14 15:34:17,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 3072 states and 4524 transitions. [2024-10-14 15:34:17,859 INFO L78 Accepts]: Start accepts. Automaton has 3072 states and 4524 transitions. Word has length 70 [2024-10-14 15:34:17,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:34:17,860 INFO L471 AbstractCegarLoop]: Abstraction has 3072 states and 4524 transitions. [2024-10-14 15:34:17,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-14 15:34:17,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 4524 transitions. [2024-10-14 15:34:17,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-10-14 15:34:17,864 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:34:17,864 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:34:17,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 15:34:17,865 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:34:17,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:34:17,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1772671011, now seen corresponding path program 1 times [2024-10-14 15:34:17,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:34:17,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121224992] [2024-10-14 15:34:17,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:34:17,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:34:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:34:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:34:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:34:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 15:34:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 15:34:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:18,214 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-14 15:34:18,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:34:18,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121224992] [2024-10-14 15:34:18,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121224992] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:34:18,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:34:18,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:34:18,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397708128] [2024-10-14 15:34:18,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:34:18,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:34:18,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:34:18,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:34:18,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:34:18,218 INFO L87 Difference]: Start difference. First operand 3072 states and 4524 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-14 15:34:27,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:34:27,186 INFO L93 Difference]: Finished difference Result 10942 states and 16663 transitions. [2024-10-14 15:34:27,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 15:34:27,186 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 71 [2024-10-14 15:34:27,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:34:27,238 INFO L225 Difference]: With dead ends: 10942 [2024-10-14 15:34:27,239 INFO L226 Difference]: Without dead ends: 7888 [2024-10-14 15:34:27,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-10-14 15:34:27,258 INFO L432 NwaCegarLoop]: 427 mSDtfsCounter, 6679 mSDsluCounter, 1026 mSDsCounter, 0 mSdLazyCounter, 7125 mSolverCounterSat, 3956 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7068 SdHoareTripleChecker+Valid, 1453 SdHoareTripleChecker+Invalid, 11081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3956 IncrementalHoareTripleChecker+Valid, 7125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-10-14 15:34:27,258 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7068 Valid, 1453 Invalid, 11081 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3956 Valid, 7125 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2024-10-14 15:34:27,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7888 states. [2024-10-14 15:34:27,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7888 to 6059. [2024-10-14 15:34:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6059 states, 4050 states have (on average 1.3891358024691358) internal successors, (5626), 4167 states have internal predecessors, (5626), 1657 states have call successors, (1657), 352 states have call predecessors, (1657), 351 states have return successors, (1648), 1623 states have call predecessors, (1648), 1648 states have call successors, (1648) [2024-10-14 15:34:27,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6059 states to 6059 states and 8931 transitions. [2024-10-14 15:34:27,655 INFO L78 Accepts]: Start accepts. Automaton has 6059 states and 8931 transitions. Word has length 71 [2024-10-14 15:34:27,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:34:27,657 INFO L471 AbstractCegarLoop]: Abstraction has 6059 states and 8931 transitions. [2024-10-14 15:34:27,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-14 15:34:27,657 INFO L276 IsEmpty]: Start isEmpty. Operand 6059 states and 8931 transitions. [2024-10-14 15:34:27,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-10-14 15:34:27,662 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:34:27,663 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:34:27,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 15:34:27,663 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:34:27,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:34:27,664 INFO L85 PathProgramCache]: Analyzing trace with hash 115798407, now seen corresponding path program 1 times [2024-10-14 15:34:27,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:34:27,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184883041] [2024-10-14 15:34:27,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:34:27,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:34:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:27,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:34:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:34:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:34:27,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 15:34:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 15:34:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:27,907 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-14 15:34:27,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:34:27,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184883041] [2024-10-14 15:34:27,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184883041] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:34:27,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:34:27,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:34:27,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198094079] [2024-10-14 15:34:27,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:34:27,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:34:27,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:34:27,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:34:27,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:34:27,912 INFO L87 Difference]: Start difference. First operand 6059 states and 8931 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-14 15:34:35,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:34:35,007 INFO L93 Difference]: Finished difference Result 18925 states and 28594 transitions. [2024-10-14 15:34:35,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 15:34:35,007 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 76 [2024-10-14 15:34:35,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:34:35,097 INFO L225 Difference]: With dead ends: 18925 [2024-10-14 15:34:35,098 INFO L226 Difference]: Without dead ends: 12884 [2024-10-14 15:34:35,132 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-14 15:34:35,134 INFO L432 NwaCegarLoop]: 436 mSDtfsCounter, 5857 mSDsluCounter, 788 mSDsCounter, 0 mSdLazyCounter, 6356 mSolverCounterSat, 3718 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6204 SdHoareTripleChecker+Valid, 1224 SdHoareTripleChecker+Invalid, 10074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3718 IncrementalHoareTripleChecker+Valid, 6356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:34:35,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6204 Valid, 1224 Invalid, 10074 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3718 Valid, 6356 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-10-14 15:34:35,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12884 states. [2024-10-14 15:34:35,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12884 to 9503. [2024-10-14 15:34:35,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9503 states, 6424 states have (on average 1.3913449564134495) internal successors, (8938), 6587 states have internal predecessors, (8938), 2473 states have call successors, (2473), 606 states have call predecessors, (2473), 605 states have return successors, (2464), 2423 states have call predecessors, (2464), 2464 states have call successors, (2464) [2024-10-14 15:34:35,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9503 states to 9503 states and 13875 transitions. [2024-10-14 15:34:35,767 INFO L78 Accepts]: Start accepts. Automaton has 9503 states and 13875 transitions. Word has length 76 [2024-10-14 15:34:35,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:34:35,768 INFO L471 AbstractCegarLoop]: Abstraction has 9503 states and 13875 transitions. [2024-10-14 15:34:35,768 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-14 15:34:35,768 INFO L276 IsEmpty]: Start isEmpty. Operand 9503 states and 13875 transitions. [2024-10-14 15:34:35,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-10-14 15:34:35,771 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:34:35,771 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:34:35,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 15:34:35,772 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:34:35,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:34:35,772 INFO L85 PathProgramCache]: Analyzing trace with hash 107411570, now seen corresponding path program 1 times [2024-10-14 15:34:35,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:34:35,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590617646] [2024-10-14 15:34:35,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:34:35,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:34:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:35,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:35,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:35,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:35,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:34:35,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:35,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:35,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:35,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:34:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:36,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:36,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:34:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:36,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:36,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 15:34:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:36,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:36,036 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-14 15:34:36,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:34:36,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590617646] [2024-10-14 15:34:36,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590617646] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:34:36,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:34:36,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:34:36,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346994032] [2024-10-14 15:34:36,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:34:36,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:34:36,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:34:36,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:34:36,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:34:36,039 INFO L87 Difference]: Start difference. First operand 9503 states and 13875 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:34:40,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:34:40,800 INFO L93 Difference]: Finished difference Result 12867 states and 19661 transitions. [2024-10-14 15:34:40,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 15:34:40,800 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 74 [2024-10-14 15:34:40,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:34:40,931 INFO L225 Difference]: With dead ends: 12867 [2024-10-14 15:34:40,932 INFO L226 Difference]: Without dead ends: 12864 [2024-10-14 15:34:40,939 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-10-14 15:34:40,940 INFO L432 NwaCegarLoop]: 382 mSDtfsCounter, 4413 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 4076 mSolverCounterSat, 3346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4487 SdHoareTripleChecker+Valid, 822 SdHoareTripleChecker+Invalid, 7422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3346 IncrementalHoareTripleChecker+Valid, 4076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-14 15:34:40,941 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4487 Valid, 822 Invalid, 7422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3346 Valid, 4076 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-10-14 15:34:40,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12864 states. [2024-10-14 15:34:41,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12864 to 9502. [2024-10-14 15:34:41,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9502 states, 6424 states have (on average 1.391189290161893) internal successors, (8937), 6586 states have internal predecessors, (8937), 2472 states have call successors, (2472), 606 states have call predecessors, (2472), 605 states have return successors, (2464), 2423 states have call predecessors, (2464), 2464 states have call successors, (2464) [2024-10-14 15:34:41,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9502 states to 9502 states and 13873 transitions. [2024-10-14 15:34:41,472 INFO L78 Accepts]: Start accepts. Automaton has 9502 states and 13873 transitions. Word has length 74 [2024-10-14 15:34:41,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:34:41,472 INFO L471 AbstractCegarLoop]: Abstraction has 9502 states and 13873 transitions. [2024-10-14 15:34:41,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:34:41,473 INFO L276 IsEmpty]: Start isEmpty. Operand 9502 states and 13873 transitions. [2024-10-14 15:34:41,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-10-14 15:34:41,474 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:34:41,474 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:34:41,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 15:34:41,474 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:34:41,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:34:41,475 INFO L85 PathProgramCache]: Analyzing trace with hash -965843767, now seen corresponding path program 1 times [2024-10-14 15:34:41,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:34:41,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646581880] [2024-10-14 15:34:41,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:34:41,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:34:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:34:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:34:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:34:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 15:34:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:41,737 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-14 15:34:41,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:34:41,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646581880] [2024-10-14 15:34:41,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646581880] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:34:41,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:34:41,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:34:41,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66730754] [2024-10-14 15:34:41,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:34:41,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:34:41,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:34:41,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:34:41,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:34:41,740 INFO L87 Difference]: Start difference. First operand 9502 states and 13873 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:34:47,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:34:47,026 INFO L93 Difference]: Finished difference Result 12866 states and 19659 transitions. [2024-10-14 15:34:47,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 15:34:47,026 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 75 [2024-10-14 15:34:47,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:34:47,092 INFO L225 Difference]: With dead ends: 12866 [2024-10-14 15:34:47,092 INFO L226 Difference]: Without dead ends: 12863 [2024-10-14 15:34:47,102 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-10-14 15:34:47,103 INFO L432 NwaCegarLoop]: 380 mSDtfsCounter, 4122 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 5039 mSolverCounterSat, 2761 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4196 SdHoareTripleChecker+Valid, 1023 SdHoareTripleChecker+Invalid, 7800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2761 IncrementalHoareTripleChecker+Valid, 5039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-10-14 15:34:47,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4196 Valid, 1023 Invalid, 7800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2761 Valid, 5039 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-10-14 15:34:47,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12863 states. [2024-10-14 15:34:47,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12863 to 9501. [2024-10-14 15:34:47,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9501 states, 6424 states have (on average 1.3910336239103362) internal successors, (8936), 6585 states have internal predecessors, (8936), 2471 states have call successors, (2471), 606 states have call predecessors, (2471), 605 states have return successors, (2464), 2423 states have call predecessors, (2464), 2464 states have call successors, (2464) [2024-10-14 15:34:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9501 states to 9501 states and 13871 transitions. [2024-10-14 15:34:47,706 INFO L78 Accepts]: Start accepts. Automaton has 9501 states and 13871 transitions. Word has length 75 [2024-10-14 15:34:47,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:34:47,707 INFO L471 AbstractCegarLoop]: Abstraction has 9501 states and 13871 transitions. [2024-10-14 15:34:47,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 3 states have internal predecessors, (35), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:34:47,707 INFO L276 IsEmpty]: Start isEmpty. Operand 9501 states and 13871 transitions. [2024-10-14 15:34:47,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-10-14 15:34:47,710 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:34:47,710 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:34:47,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 15:34:47,710 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:34:47,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:34:47,711 INFO L85 PathProgramCache]: Analyzing trace with hash 122984021, now seen corresponding path program 1 times [2024-10-14 15:34:47,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:34:47,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667214710] [2024-10-14 15:34:47,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:34:47,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:34:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:47,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:34:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:34:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:34:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 15:34:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-14 15:34:47,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:34:47,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667214710] [2024-10-14 15:34:47,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667214710] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:34:47,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:34:47,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:34:47,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542695987] [2024-10-14 15:34:47,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:34:47,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:34:47,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:34:47,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:34:47,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:34:47,984 INFO L87 Difference]: Start difference. First operand 9501 states and 13871 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:34:55,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:34:55,377 INFO L93 Difference]: Finished difference Result 16251 states and 24606 transitions. [2024-10-14 15:34:55,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 15:34:55,378 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 76 [2024-10-14 15:34:55,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:34:55,452 INFO L225 Difference]: With dead ends: 16251 [2024-10-14 15:34:55,452 INFO L226 Difference]: Without dead ends: 16247 [2024-10-14 15:34:55,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-14 15:34:55,463 INFO L432 NwaCegarLoop]: 377 mSDtfsCounter, 4710 mSDsluCounter, 683 mSDsCounter, 0 mSdLazyCounter, 7937 mSolverCounterSat, 2707 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4939 SdHoareTripleChecker+Valid, 1060 SdHoareTripleChecker+Invalid, 10644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2707 IncrementalHoareTripleChecker+Valid, 7937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:34:55,463 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4939 Valid, 1060 Invalid, 10644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2707 Valid, 7937 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-10-14 15:34:55,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16247 states. [2024-10-14 15:34:56,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16247 to 12487. [2024-10-14 15:34:56,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12487 states, 8408 states have (on average 1.3828496669838248) internal successors, (11627), 8603 states have internal predecessors, (11627), 3249 states have call successors, (3249), 830 states have call predecessors, (3249), 829 states have return successors, (3244), 3191 states have call predecessors, (3244), 3244 states have call successors, (3244) [2024-10-14 15:34:56,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12487 states to 12487 states and 18120 transitions. [2024-10-14 15:34:56,248 INFO L78 Accepts]: Start accepts. Automaton has 12487 states and 18120 transitions. Word has length 76 [2024-10-14 15:34:56,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:34:56,249 INFO L471 AbstractCegarLoop]: Abstraction has 12487 states and 18120 transitions. [2024-10-14 15:34:56,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:34:56,250 INFO L276 IsEmpty]: Start isEmpty. Operand 12487 states and 18120 transitions. [2024-10-14 15:34:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-10-14 15:34:56,253 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:34:56,253 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:34:56,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 15:34:56,253 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:34:56,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:34:56,254 INFO L85 PathProgramCache]: Analyzing trace with hash -483088052, now seen corresponding path program 1 times [2024-10-14 15:34:56,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:34:56,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047351280] [2024-10-14 15:34:56,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:34:56,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:34:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:56,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:34:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:56,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:34:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:34:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:34:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 15:34:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:34:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:34:56,466 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-14 15:34:56,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:34:56,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047351280] [2024-10-14 15:34:56,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047351280] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:34:56,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:34:56,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:34:56,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441088531] [2024-10-14 15:34:56,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:34:56,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:34:56,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:34:56,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:34:56,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:34:56,468 INFO L87 Difference]: Start difference. First operand 12487 states and 18120 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:35:01,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:35:01,536 INFO L93 Difference]: Finished difference Result 16305 states and 24659 transitions. [2024-10-14 15:35:01,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 15:35:01,536 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 77 [2024-10-14 15:35:01,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:35:01,637 INFO L225 Difference]: With dead ends: 16305 [2024-10-14 15:35:01,638 INFO L226 Difference]: Without dead ends: 16301 [2024-10-14 15:35:01,654 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-14 15:35:01,656 INFO L432 NwaCegarLoop]: 374 mSDtfsCounter, 4410 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 4087 mSolverCounterSat, 3371 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4478 SdHoareTripleChecker+Valid, 823 SdHoareTripleChecker+Invalid, 7458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3371 IncrementalHoareTripleChecker+Valid, 4087 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-14 15:35:01,656 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4478 Valid, 823 Invalid, 7458 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3371 Valid, 4087 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-10-14 15:35:01,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16301 states. [2024-10-14 15:35:02,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16301 to 12541. [2024-10-14 15:35:02,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12541 states, 8436 states have (on average 1.3807491702228545) internal successors, (11648), 8629 states have internal predecessors, (11648), 3263 states have call successors, (3263), 842 states have call predecessors, (3263), 841 states have return successors, (3260), 3207 states have call predecessors, (3260), 3260 states have call successors, (3260) [2024-10-14 15:35:02,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12541 states to 12541 states and 18171 transitions. [2024-10-14 15:35:02,485 INFO L78 Accepts]: Start accepts. Automaton has 12541 states and 18171 transitions. Word has length 77 [2024-10-14 15:35:02,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:35:02,485 INFO L471 AbstractCegarLoop]: Abstraction has 12541 states and 18171 transitions. [2024-10-14 15:35:02,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:35:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 12541 states and 18171 transitions. [2024-10-14 15:35:02,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-10-14 15:35:02,487 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:35:02,487 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:35:02,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 15:35:02,487 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:35:02,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:35:02,487 INFO L85 PathProgramCache]: Analyzing trace with hash -2091448264, now seen corresponding path program 1 times [2024-10-14 15:35:02,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:35:02,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680634302] [2024-10-14 15:35:02,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:35:02,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:35:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:35:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:35:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:35:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:35:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:35:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 15:35:02,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:02,761 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-10-14 15:35:02,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:35:02,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680634302] [2024-10-14 15:35:02,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680634302] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:35:02,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:35:02,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:35:02,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242192588] [2024-10-14 15:35:02,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:35:02,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:35:02,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:35:02,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:35:02,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:35:02,763 INFO L87 Difference]: Start difference. First operand 12541 states and 18171 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:35:08,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:35:08,002 INFO L93 Difference]: Finished difference Result 16301 states and 24649 transitions. [2024-10-14 15:35:08,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 15:35:08,003 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 78 [2024-10-14 15:35:08,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:35:08,085 INFO L225 Difference]: With dead ends: 16301 [2024-10-14 15:35:08,085 INFO L226 Difference]: Without dead ends: 16288 [2024-10-14 15:35:08,099 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-10-14 15:35:08,103 INFO L432 NwaCegarLoop]: 373 mSDtfsCounter, 4357 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 4090 mSolverCounterSat, 3291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4432 SdHoareTripleChecker+Valid, 807 SdHoareTripleChecker+Invalid, 7381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3291 IncrementalHoareTripleChecker+Valid, 4090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-14 15:35:08,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4432 Valid, 807 Invalid, 7381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3291 Valid, 4090 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-10-14 15:35:08,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16288 states. [2024-10-14 15:35:08,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16288 to 12530. [2024-10-14 15:35:08,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12530 states, 8428 states have (on average 1.3800427147603227) internal successors, (11631), 8620 states have internal predecessors, (11631), 3261 states have call successors, (3261), 841 states have call predecessors, (3261), 840 states have return successors, (3259), 3206 states have call predecessors, (3259), 3259 states have call successors, (3259) [2024-10-14 15:35:09,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12530 states to 12530 states and 18151 transitions. [2024-10-14 15:35:09,021 INFO L78 Accepts]: Start accepts. Automaton has 12530 states and 18151 transitions. Word has length 78 [2024-10-14 15:35:09,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:35:09,022 INFO L471 AbstractCegarLoop]: Abstraction has 12530 states and 18151 transitions. [2024-10-14 15:35:09,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 15:35:09,022 INFO L276 IsEmpty]: Start isEmpty. Operand 12530 states and 18151 transitions. [2024-10-14 15:35:09,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-10-14 15:35:09,027 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:35:09,027 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 15:35:09,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 15:35:09,028 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:35:09,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:35:09,028 INFO L85 PathProgramCache]: Analyzing trace with hash 117932236, now seen corresponding path program 1 times [2024-10-14 15:35:09,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:35:09,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546313537] [2024-10-14 15:35:09,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:35:09,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:35:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:35:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:35:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:35:09,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:35:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:35:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 15:35:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-14 15:35:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:35:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 15:35:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:35:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:35:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 15:35:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 15:35:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:35:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-10-14 15:35:09,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:35:09,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546313537] [2024-10-14 15:35:09,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546313537] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:35:09,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:35:09,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-14 15:35:09,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320346070] [2024-10-14 15:35:09,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:35:09,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 15:35:09,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:35:09,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 15:35:09,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 15:35:09,428 INFO L87 Difference]: Start difference. First operand 12530 states and 18151 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-10-14 15:35:20,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:35:20,992 INFO L93 Difference]: Finished difference Result 36882 states and 54978 transitions. [2024-10-14 15:35:20,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-14 15:35:20,996 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 123 [2024-10-14 15:35:20,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:35:21,103 INFO L225 Difference]: With dead ends: 36882 [2024-10-14 15:35:21,103 INFO L226 Difference]: Without dead ends: 24378 [2024-10-14 15:35:21,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2024-10-14 15:35:21,152 INFO L432 NwaCegarLoop]: 352 mSDtfsCounter, 9391 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 9612 mSolverCounterSat, 6535 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9479 SdHoareTripleChecker+Valid, 1650 SdHoareTripleChecker+Invalid, 16147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6535 IncrementalHoareTripleChecker+Valid, 9612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:35:21,152 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9479 Valid, 1650 Invalid, 16147 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6535 Valid, 9612 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2024-10-14 15:35:21,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24378 states.