./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu --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 2d3fedd3393c9ef9037d23202ca807e49e09d9211ff455e3da7db836a65b4737 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:56:34,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:56:34,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:56:34,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:56:34,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:56:34,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:56:34,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:56:34,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:56:34,955 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:56:34,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:56:34,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:56:34,962 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:56:34,962 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:56:34,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:56:34,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:56:34,965 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:56:34,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:56:34,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:56:34,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:56:34,967 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:56:34,968 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:56:34,968 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:56:34,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:56:34,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:56:34,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:56:34,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:56:34,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:56:34,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:56:34,972 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:56:34,972 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:56:34,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:56:34,974 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:56:34,974 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:56:34,974 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:56:34,975 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:56:34,975 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:56:34,975 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d3fedd3393c9ef9037d23202ca807e49e09d9211ff455e3da7db836a65b4737 [2023-11-19 07:56:35,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:56:35,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:56:35,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:56:35,294 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:56:35,295 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:56:35,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i [2023-11-19 07:56:38,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:56:39,184 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:56:39,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i [2023-11-19 07:56:39,252 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/data/3329d2a2b/e20dea8c134942bfad2d3fd14afb7879/FLAG571089e59 [2023-11-19 07:56:39,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/data/3329d2a2b/e20dea8c134942bfad2d3fd14afb7879 [2023-11-19 07:56:39,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:56:39,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:56:39,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:56:39,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:56:39,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:56:39,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:39" (1/1) ... [2023-11-19 07:56:39,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740aabbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:39, skipping insertion in model container [2023-11-19 07:56:39,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:56:39" (1/1) ... [2023-11-19 07:56:39,477 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:56:43,382 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i[367278,367291] [2023-11-19 07:56:43,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:56:43,915 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:56:44,053 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; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [5285-5286] [2023-11-19 07:56:44,448 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/10176/dscv_tempdir/dscv/ri/32_7a/drivers/gpu/drm/mgag200/mgag200_cursor.c"), "i" (69), "i" (12UL)); [9527-9528] [2023-11-19 07:56:44,449 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/10176/dscv_tempdir/dscv/ri/32_7a/drivers/gpu/drm/mgag200/mgag200_cursor.c"), "i" (70), "i" (12UL)); [9536-9537] [2023-11-19 07:56:44,449 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/10176/dscv_tempdir/dscv/ri/32_7a/drivers/gpu/drm/mgag200/mgag200_cursor.c"), "i" (71), "i" (12UL)); [9545-9546] [2023-11-19 07:56:44,460 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/10176/dscv_tempdir/dscv/ri/32_7a/drivers/gpu/drm/mgag200/mgag200_cursor.c"), "i" (184), "i" (12UL)); [9693-9694] [2023-11-19 07:56:44,465 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/10176/dscv_tempdir/dscv/ri/32_7a/drivers/gpu/drm/mgag200/mgag200_cursor.c"), "i" (242), "i" (12UL)); [9780-9781] [2023-11-19 07:56:44,468 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/10176/dscv_tempdir/dscv/ri/32_7a/drivers/gpu/drm/mgag200/mgag200_cursor.c"), "i" (266), "i" (12UL)); [9814-9815] [2023-11-19 07:56:44,469 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/10176/dscv_tempdir/dscv/ri/32_7a/drivers/gpu/drm/mgag200/mgag200_cursor.c"), "i" (267), "i" (12UL)); [9822-9823] [2023-11-19 07:56:44,469 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/10176/dscv_tempdir/dscv/ri/32_7a/drivers/gpu/drm/mgag200/mgag200_cursor.c"), "i" (268), "i" (12UL)); [9830-9831] [2023-11-19 07:56:44,471 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/10176/dscv_tempdir/dscv/ri/32_7a/drivers/gpu/drm/mgag200/mgag200_cursor.c"), "i" (269), "i" (12UL)); [9838-9839] [2023-11-19 07:56:44,494 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)); [10766-10767] [2023-11-19 07:56:44,495 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"); [10772-10774] [2023-11-19 07:56:44,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [10806] [2023-11-19 07:56:44,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10809] [2023-11-19 07:56:44,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10812] [2023-11-19 07:56:44,497 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [10815] [2023-11-19 07:56:44,500 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [10913] [2023-11-19 07:56:44,500 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10916] [2023-11-19 07:56:44,501 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10919] [2023-11-19 07:56:44,501 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [10922] [2023-11-19 07:56:44,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [10933] [2023-11-19 07:56:44,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10936] [2023-11-19 07:56:44,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10939] [2023-11-19 07:56:44,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [10942] [2023-11-19 07:56:44,504 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [10953] [2023-11-19 07:56:44,504 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10956] [2023-11-19 07:56:44,504 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10959] [2023-11-19 07:56:44,505 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [10962] [2023-11-19 07:56:44,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [10973] [2023-11-19 07:56:44,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10976] [2023-11-19 07:56:44,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10979] [2023-11-19 07:56:44,508 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [10982] [2023-11-19 07:56:44,575 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i[367278,367291] [2023-11-19 07:56:44,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:56:44,963 WARN L675 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:56:44,964 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:56:44,972 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:56:44,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44 WrapperNode [2023-11-19 07:56:44,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:56:44,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:56:44,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:56:44,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:56:44,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:45,133 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:45,604 INFO L138 Inliner]: procedures = 565, calls = 3179, calls flagged for inlining = 259, calls inlined = 251, statements flattened = 9970 [2023-11-19 07:56:45,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:56:45,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:56:45,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:56:45,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:56:45,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:45,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:45,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:45,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:45,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:45,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:45,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:45,968 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:46,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:56:46,062 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:56:46,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:56:46,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:56:46,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (1/1) ... [2023-11-19 07:56:46,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:56:46,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:56:46,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:56:46,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a808321a-185e-49d0-97d3-826d29c25aac/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:56:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2023-11-19 07:56:46,140 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2023-11-19 07:56:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_cursor_set [2023-11-19 07:56:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_cursor_set [2023-11-19 07:56:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:56:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:56:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:56:46,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:56:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure mga_pci_remove [2023-11-19 07:56:46,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_pci_remove [2023-11-19 07:56:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_load_lut [2023-11-19 07:56:46,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_load_lut [2023-11-19 07:56:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure mga_user_framebuffer_destroy [2023-11-19 07:56:46,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_user_framebuffer_destroy [2023-11-19 07:56:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_probe_single_connector_modes [2023-11-19 07:56:46,144 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_probe_single_connector_modes [2023-11-19 07:56:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-11-19 07:56:46,144 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-11-19 07:56:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2023-11-19 07:56:46,144 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2023-11-19 07:56:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2023-11-19 07:56:46,144 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2023-11-19 07:56:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure drm_err [2023-11-19 07:56:46,145 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_err [2023-11-19 07:56:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-19 07:56:46,145 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-19 07:56:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 07:56:46,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 07:56:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:56:46,145 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:56:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure __ww_mutex_lock [2023-11-19 07:56:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __ww_mutex_lock [2023-11-19 07:56:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_disable [2023-11-19 07:56:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_disable [2023-11-19 07:56:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_base_of_ww_mutex [2023-11-19 07:56:46,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_base_of_ww_mutex [2023-11-19 07:56:46,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_struct_mutex_of_drm_device [2023-11-19 07:56:46,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_struct_mutex_of_drm_device [2023-11-19 07:56:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 07:56:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 07:56:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:56:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:56:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_bo_unpin [2023-11-19 07:56:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_bo_unpin [2023-11-19 07:56:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:56:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure mga_dirty_update [2023-11-19 07:56:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_dirty_update [2023-11-19 07:56:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_fini [2023-11-19 07:56:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_fini [2023-11-19 07:56:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2023-11-19 07:56:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2023-11-19 07:56:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_del_sub_from_lru [2023-11-19 07:56:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_del_sub_from_lru [2023-11-19 07:56:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_dpms [2023-11-19 07:56:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_dpms [2023-11-19 07:56:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_driver_unload [2023-11-19 07:56:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_driver_unload [2023-11-19 07:56:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_ttm_tt_unpopulate [2023-11-19 07:56:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_ttm_tt_unpopulate [2023-11-19 07:56:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:56:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2023-11-19 07:56:46,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2023-11-19 07:56:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure mga_encoder_prepare [2023-11-19 07:56:46,152 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_encoder_prepare [2023-11-19 07:56:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2023-11-19 07:56:46,153 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2023-11-19 07:56:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:56:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 07:56:46,153 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 07:56:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:56:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:56:46,153 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:56:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_apertures [2023-11-19 07:56:46,154 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_apertures [2023-11-19 07:56:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure mga_hide_cursor [2023-11-19 07:56:46,154 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_hide_cursor [2023-11-19 07:56:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference [2023-11-19 07:56:46,154 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference [2023-11-19 07:56:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_commit [2023-11-19 07:56:46,154 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_commit [2023-11-19 07:56:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 07:56:46,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 07:56:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:56:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_request_region [2023-11-19 07:56:46,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_request_region [2023-11-19 07:56:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_gem_free_object [2023-11-19 07:56:46,156 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_gem_free_object [2023-11-19 07:56:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:56:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure mga_encoder_commit [2023-11-19 07:56:46,156 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_encoder_commit [2023-11-19 07:56:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_base_of_ww_mutex [2023-11-19 07:56:46,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_base_of_ww_mutex [2023-11-19 07:56:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 07:56:46,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 07:56:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 07:56:46,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 07:56:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_gem_create [2023-11-19 07:56:46,158 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_gem_create [2023-11-19 07:56:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:56:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:56:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2023-11-19 07:56:46,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2023-11-19 07:56:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure mga_encoder_dpms [2023-11-19 07:56:46,159 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_encoder_dpms [2023-11-19 07:56:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure mga_vga_calculate_mode_bandwidth [2023-11-19 07:56:46,159 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_vga_calculate_mode_bandwidth [2023-11-19 07:56:46,160 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_destroy [2023-11-19 07:56:46,161 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_destroy [2023-11-19 07:56:46,161 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2023-11-19 07:56:46,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2023-11-19 07:56:46,162 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2023-11-19 07:56:46,162 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2023-11-19 07:56:46,162 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2023-11-19 07:56:46,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2023-11-19 07:56:46,162 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_bo_pin [2023-11-19 07:56:46,163 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_bo_pin [2023-11-19 07:56:46,163 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-19 07:56:46,163 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-19 07:56:46,163 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_ttm_placement [2023-11-19 07:56:46,163 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_ttm_placement [2023-11-19 07:56:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_cursor_move [2023-11-19 07:56:46,164 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_cursor_move [2023-11-19 07:56:46,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:56:46,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:56:46,168 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_mmap [2023-11-19 07:56:46,168 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_mmap [2023-11-19 07:56:46,168 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_bo_unreserve [2023-11-19 07:56:46,169 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_bo_unreserve [2023-11-19 07:56:46,170 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 07:56:46,170 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 07:56:46,170 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_bo_push_sysram [2023-11-19 07:56:46,175 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_bo_push_sysram [2023-11-19 07:56:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:56:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:56:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:56:46,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:56:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_mode_set [2023-11-19 07:56:46,176 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_mode_set [2023-11-19 07:56:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2023-11-19 07:56:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_bo_gpu_offset [2023-11-19 07:56:46,177 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_bo_gpu_offset [2023-11-19 07:56:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_base_of_ww_mutex [2023-11-19 07:56:46,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_base_of_ww_mutex [2023-11-19 07:56:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-11-19 07:56:46,177 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-11-19 07:56:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 07:56:46,177 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 07:56:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:56:46,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:56:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 07:56:46,178 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 07:56:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:56:46,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:56:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:56:46,179 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:56:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked [2023-11-19 07:56:46,179 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked [2023-11-19 07:56:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 07:56:46,179 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 07:56:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-19 07:56:46,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-19 07:56:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:56:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_free [2023-11-19 07:56:46,180 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_free [2023-11-19 07:56:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2023-11-19 07:56:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_struct_mutex_of_drm_device [2023-11-19 07:56:46,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_struct_mutex_of_drm_device [2023-11-19 07:56:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:56:46,181 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_mode_fixup [2023-11-19 07:56:46,181 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_mode_fixup [2023-11-19 07:56:46,181 INFO L130 BoogieDeclarations]: Found specification of procedure __ww_mutex_lock_interruptible [2023-11-19 07:56:46,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __ww_mutex_lock_interruptible [2023-11-19 07:56:46,181 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_ttm_backend_destroy [2023-11-19 07:56:46,181 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_ttm_backend_destroy [2023-11-19 07:56:46,181 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2023-11-19 07:56:46,181 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2023-11-19 07:56:46,181 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_bo_create [2023-11-19 07:56:46,182 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_bo_create [2023-11-19 07:56:46,182 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_do_set_base [2023-11-19 07:56:46,182 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_do_set_base [2023-11-19 07:56:46,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:56:46,182 INFO L130 BoogieDeclarations]: Found specification of procedure drm_ut_debug_printk [2023-11-19 07:56:46,182 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_ut_debug_printk [2023-11-19 07:56:46,182 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 07:56:46,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 07:56:46,182 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:56:46,183 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:56:46,183 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_bo_reserve___0 [2023-11-19 07:56:46,183 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_bo_reserve___0 [2023-11-19 07:56:46,183 INFO L130 BoogieDeclarations]: Found specification of procedure mga_encoder_destroy [2023-11-19 07:56:46,183 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_encoder_destroy [2023-11-19 07:56:46,183 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_prepare [2023-11-19 07:56:46,183 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_prepare [2023-11-19 07:56:46,183 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_bo [2023-11-19 07:56:46,183 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_bo [2023-11-19 07:56:46,184 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_gamma_set [2023-11-19 07:56:46,184 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_gamma_set [2023-11-19 07:56:46,184 INFO L130 BoogieDeclarations]: Found specification of procedure mga_connector_destroy [2023-11-19 07:56:46,184 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_connector_destroy [2023-11-19 07:56:46,184 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-19 07:56:46,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-19 07:56:46,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_mutex_19 [2023-11-19 07:56:46,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_mutex_19 [2023-11-19 07:56:46,184 INFO L130 BoogieDeclarations]: Found specification of procedure remove_conflicting_framebuffers [2023-11-19 07:56:46,185 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_conflicting_framebuffers [2023-11-19 07:56:46,185 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_connector_dpms [2023-11-19 07:56:46,185 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_connector_dpms [2023-11-19 07:56:46,185 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_framebuffer_init [2023-11-19 07:56:46,185 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_framebuffer_init [2023-11-19 07:56:46,185 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:56:46,185 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:56:46,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:56:46,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:56:46,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:56:46,186 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2023-11-19 07:56:46,186 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2023-11-19 07:56:46,186 INFO L130 BoogieDeclarations]: Found specification of procedure mgag200_bo_reserve [2023-11-19 07:56:46,186 INFO L138 BoogieDeclarations]: Found implementation of procedure mgag200_bo_reserve [2023-11-19 07:56:46,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 07:56:46,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 07:56:46,186 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-11-19 07:56:46,186 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-11-19 07:56:46,187 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_helper_set_config [2023-11-19 07:56:46,187 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_helper_set_config [2023-11-19 07:56:46,187 INFO L130 BoogieDeclarations]: Found specification of procedure drm_poll [2023-11-19 07:56:46,187 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_poll [2023-11-19 07:56:46,187 INFO L130 BoogieDeclarations]: Found specification of procedure mga_crtc_mode_set_base [2023-11-19 07:56:46,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_crtc_mode_set_base [2023-11-19 07:56:46,187 INFO L130 BoogieDeclarations]: Found specification of procedure mga_vga_detect [2023-11-19 07:56:46,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_vga_detect [2023-11-19 07:56:46,187 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_lookup [2023-11-19 07:56:46,187 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_lookup [2023-11-19 07:56:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure mga_i2c_set [2023-11-19 07:56:46,188 INFO L138 BoogieDeclarations]: Found implementation of procedure mga_i2c_set [2023-11-19 07:56:46,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:56:47,407 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:56:47,412 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:56:48,075 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:57:10,181 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:57:10,224 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:57:10,224 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:57:10,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:57:10 BoogieIcfgContainer [2023-11-19 07:57:10,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:57:10,246 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:57:10,246 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:57:10,249 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:57:10,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:56:39" (1/3) ... [2023-11-19 07:57:10,250 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd48459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:57:10, skipping insertion in model container [2023-11-19 07:57:10,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:56:44" (2/3) ... [2023-11-19 07:57:10,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cd48459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:57:10, skipping insertion in model container [2023-11-19 07:57:10,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:57:10" (3/3) ... [2023-11-19 07:57:10,253 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--mgag200--mgag200.ko-entry_point.cil.out.i [2023-11-19 07:57:10,272 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:57:10,272 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:57:10,420 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:57:10,428 INFO L357 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, mHoare=true, 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;@72d67773, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:57:10,428 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:57:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand has 3385 states, 2430 states have (on average 1.3954732510288066) internal successors, (3391), 2516 states have internal predecessors, (3391), 846 states have call successors, (846), 108 states have call predecessors, (846), 107 states have return successors, (829), 811 states have call predecessors, (829), 829 states have call successors, (829) [2023-11-19 07:57:10,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-19 07:57:10,491 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:57:10,492 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:57:10,492 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:57:10,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:57:10,498 INFO L85 PathProgramCache]: Analyzing trace with hash -267319520, now seen corresponding path program 1 times [2023-11-19 07:57:10,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:57:10,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744557598] [2023-11-19 07:57:10,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:57:10,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:57:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:57:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:57:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 07:57:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:57:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:57:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:57:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:57:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:57:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 07:57:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:11,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:57:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 07:57:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:57:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-19 07:57:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:57:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-19 07:57:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:57:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-19 07:57:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:57:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-19 07:57:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-19 07:57:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-19 07:57:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-19 07:57:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-19 07:57:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-19 07:57:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-19 07:57:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-19 07:57:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:57:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:57:12,586 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-19 07:57:12,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:57:12,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744557598] [2023-11-19 07:57:12,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744557598] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:57:12,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:57:12,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:57:12,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896071211] [2023-11-19 07:57:12,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:57:12,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:57:12,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:57:12,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:57:12,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:57:12,647 INFO L87 Difference]: Start difference. First operand has 3385 states, 2430 states have (on average 1.3954732510288066) internal successors, (3391), 2516 states have internal predecessors, (3391), 846 states have call successors, (846), 108 states have call predecessors, (846), 107 states have return successors, (829), 811 states have call predecessors, (829), 829 states have call successors, (829) Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-19 07:57:23,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:57:25,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []