./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-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f79f3d9139777b1f3fad73d9402dfb981cfc6913b7a8d2e7fbb1388b638a27b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:34:45,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:34:45,316 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 22:34:45,326 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:34:45,327 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:34:45,366 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:34:45,367 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:34:45,367 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:34:45,367 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:34:45,368 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:34:45,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:34:45,369 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:34:45,370 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:34:45,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:34:45,370 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:34:45,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:34:45,371 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:34:45,371 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:34:45,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:34:45,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:34:45,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:34:45,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:34:45,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:34:45,372 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:34:45,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:34:45,372 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:34:45,372 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:45,372 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:45,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:45,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:45,373 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:34:45,374 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:45,374 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:45,374 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:45,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:45,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:34:45,374 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:34:45,374 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:34:45,375 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:34:45,375 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:34:45,375 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:34:45,375 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:34:45,375 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:34:45,375 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:34:45,375 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:34:45,375 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f79f3d9139777b1f3fad73d9402dfb981cfc6913b7a8d2e7fbb1388b638a27b1 [2024-11-23 22:34:45,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:34:45,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:34:45,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:34:45,743 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:34:45,744 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:34:45,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2024-11-23 22:34:49,041 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/data/61e4d761e/a7bbe444cbd846a7a4f9043f87b0af49/FLAG7bff5d79c [2024-11-23 22:34:49,797 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:34:49,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2024-11-23 22:34:49,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/data/61e4d761e/a7bbe444cbd846a7a4f9043f87b0af49/FLAG7bff5d79c [2024-11-23 22:34:49,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/data/61e4d761e/a7bbe444cbd846a7a4f9043f87b0af49 [2024-11-23 22:34:49,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:34:49,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:34:49,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:34:49,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:34:49,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:34:49,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:49,869 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@547e6a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49, skipping insertion in model container [2024-11-23 22:34:49,869 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:49,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:34:51,868 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i[262495,262508] [2024-11-23 22:34:51,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:34:51,988 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:34:52,162 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"); [5575] [2024-11-23 22:34:52,164 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5582] [2024-11-23 22:34:52,165 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [5590-5591] [2024-11-23 22:34:52,167 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; btr %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [5599-5600] [2024-11-23 22:34:52,174 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; incl %0": "+m" (v->counter)); [5732] [2024-11-23 22:34:52,174 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; decl %0": "+m" (v->counter)); [5739] [2024-11-23 22:34:52,177 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5838] [2024-11-23 22:34:52,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5845] [2024-11-23 22:34:52,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6002-6003] [2024-11-23 22:34:52,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6031-6032] [2024-11-23 22:34:52,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (84), "i" (12UL)); [6066-6067] [2024-11-23 22:34:52,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (96), "i" (12UL)); [6090-6091] [2024-11-23 22:34:52,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6453] [2024-11-23 22:34:52,227 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10706/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/natsemi/ns83820.c"), "i" (538), "i" (12UL)); [6480-6481] [2024-11-23 22:34:52,266 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6844] [2024-11-23 22:34:52,277 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6972] [2024-11-23 22:34:52,308 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)dev->rx_info.next_rx_desc) [7405] [2024-11-23 22:34:52,404 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i[262495,262508] [2024-11-23 22:34:52,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:34:52,632 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:34:52,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52 WrapperNode [2024-11-23 22:34:52,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:34:52,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:34:52,635 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:34:52,636 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:34:52,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:52,752 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:53,000 INFO L138 Inliner]: procedures = 265, calls = 1420, calls flagged for inlining = 130, calls inlined = 125, statements flattened = 4297 [2024-11-23 22:34:53,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:34:53,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:34:53,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:34:53,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:34:53,012 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:53,012 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:53,054 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:53,924 INFO L175 MemorySlicer]: Split 762 memory accesses to 14 slices as follows [2, 8, 6, 2, 26, 5, 5, 5, 3, 8, 8, 3, 43, 638]. 84 percent of accesses are in the largest equivalence class. The 91 initializations are split as follows [2, 8, 0, 0, 26, 5, 5, 5, 3, 8, 8, 0, 0, 21]. The 315 writes are split as follows [0, 0, 5, 1, 0, 0, 0, 0, 0, 0, 0, 1, 43, 265]. [2024-11-23 22:34:53,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:53,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:54,065 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:54,073 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:54,093 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:54,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:54,158 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:54,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:34:54,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:34:54,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:34:54,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:34:54,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (1/1) ... [2024-11-23 22:34:54,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:54,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:34:54,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:34:54,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:34:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure kick_tx [2024-11-23 22:34:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_tx [2024-11-23 22:34:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_multicast [2024-11-23 22:34:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_multicast [2024-11-23 22:34:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 22:34:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 22:34:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 22:34:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 22:34:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 22:34:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 22:34:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 22:34:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 22:34:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 22:34:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 22:34:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 22:34:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 22:34:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 22:34:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 22:34:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 22:34:54,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 22:34:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 22:34:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 22:34:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-23 22:34:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-23 22:34:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_rx_kick [2024-11-23 22:34:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_rx_kick [2024-11-23 22:34:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-23 22:34:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-23 22:34:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_reset [2024-11-23 22:34:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_reset [2024-11-23 22:34:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-23 22:34:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-23 22:34:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 22:34:54,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 22:34:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-23 22:34:54,296 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-23 22:34:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-23 22:34:54,296 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-23 22:34:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-23 22:34:54,296 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-23 22:34:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-23 22:34:54,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-23 22:34:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-23 22:34:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-23 22:34:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2024-11-23 22:34:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2024-11-23 22:34:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2024-11-23 22:34:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2024-11-23 22:34:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-11-23 22:34:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-11-23 22:34:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-23 22:34:54,299 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-23 22:34:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 22:34:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 22:34:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 22:34:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-23 22:34:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 22:34:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 22:34:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 22:34:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 22:34:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 22:34:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 22:34:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 22:34:54,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 22:34:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 22:34:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 22:34:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 22:34:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 22:34:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 22:34:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-23 22:34:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:34:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:34:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-23 22:34:54,301 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-23 22:34:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-23 22:34:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-23 22:34:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-23 22:34:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-23 22:34:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-23 22:34:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-23 22:34:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_update_stats [2024-11-23 22:34:54,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_update_stats [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2024-11-23 22:34:54,306 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-23 22:34:54,306 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure queue_refill [2024-11-23 22:34:54,306 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_refill [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-11-23 22:34:54,306 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 22:34:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-23 22:34:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-23 22:34:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-23 22:34:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-23 22:34:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-23 22:34:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-23 22:34:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-23 22:34:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-23 22:34:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-23 22:34:54,307 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-23 22:34:54,307 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-23 22:34:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-23 22:34:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-23 22:34:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-23 22:34:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-23 22:34:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-23 22:34:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-23 22:34:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_stats [2024-11-23 22:34:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_stats [2024-11-23 22:34:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-23 22:34:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-23 22:34:54,308 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_timeout [2024-11-23 22:34:54,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_timeout [2024-11-23 22:34:54,310 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-23 22:34:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-23 22:34:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-23 22:34:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-23 22:34:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-23 22:34:54,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-23 22:34:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 22:34:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 22:34:54,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 22:34:54,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 22:34:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 22:34:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 22:34:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 22:34:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 22:34:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 22:34:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 22:34:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 22:34:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 22:34:54,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-23 22:34:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2024-11-23 22:34:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 22:34:54,314 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-23 22:34:54,314 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-23 22:34:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-23 22:34:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-23 22:34:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2024-11-23 22:34:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2024-11-23 22:34:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-23 22:34:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-23 22:34:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure build_rx_desc [2024-11-23 22:34:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure build_rx_desc [2024-11-23 22:34:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-23 22:34:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-23 22:34:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-23 22:34:54,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-23 22:34:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 22:34:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 22:34:54,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-23 22:34:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-23 22:34:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_change_mtu [2024-11-23 22:34:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_change_mtu [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-23 22:34:54,318 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-23 22:34:54,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 22:34:54,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-23 22:34:54,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_run_bist [2024-11-23 22:34:54,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_run_bist [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure clear_rx_desc [2024-11-23 22:34:54,319 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_rx_desc [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure phy_intr [2024-11-23 22:34:54,319 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_intr [2024-11-23 22:34:54,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure rx_irq [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_irq [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure do_tx_done [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure do_tx_done [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_disable_interrupts [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_disable_interrupts [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure kick_rx [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_rx [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-23 22:34:54,320 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-11-23 22:34:54,320 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-23 22:34:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-23 22:34:54,321 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 22:34:54,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 22:34:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 22:34:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 22:34:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 22:34:54,324 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill [2024-11-23 22:34:54,324 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill [2024-11-23 22:34:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:34:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:34:54,325 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_stop [2024-11-23 22:34:54,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_stop [2024-11-23 22:34:55,302 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:34:55,308 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:34:55,576 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 22:35:09,773 INFO L? ?]: Removed 1803 outVars from TransFormulas that were not future-live. [2024-11-23 22:35:09,773 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:35:09,859 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:35:09,859 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-23 22:35:09,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:09 BoogieIcfgContainer [2024-11-23 22:35:09,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:35:09,867 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:35:09,867 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:35:09,875 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:35:09,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:34:49" (1/3) ... [2024-11-23 22:35:09,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d68aa05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:09, skipping insertion in model container [2024-11-23 22:35:09,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:52" (2/3) ... [2024-11-23 22:35:09,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d68aa05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:09, skipping insertion in model container [2024-11-23 22:35:09,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:09" (3/3) ... [2024-11-23 22:35:09,880 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2024-11-23 22:35:09,900 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:35:09,905 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i that has 97 procedures, 1969 locations, 1 initial locations, 14 loop locations, and 1 error locations. [2024-11-23 22:35:10,056 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:35:10,076 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;@33887ed5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:35:10,077 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:35:10,090 INFO L276 IsEmpty]: Start isEmpty. Operand has 1920 states, 1422 states have (on average 1.3565400843881856) internal successors, (1929), 1461 states have internal predecessors, (1929), 413 states have call successors, (413), 84 states have call predecessors, (413), 83 states have return successors, (405), 401 states have call predecessors, (405), 405 states have call successors, (405) [2024-11-23 22:35:10,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-23 22:35:10,128 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:10,129 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:10,130 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:10,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:10,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1587088652, now seen corresponding path program 1 times [2024-11-23 22:35:10,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:10,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368655494] [2024-11-23 22:35:10,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:10,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:16,811 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2024-11-23 22:35:16,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:16,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368655494] [2024-11-23 22:35:16,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368655494] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:35:16,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27894339] [2024-11-23 22:35:16,813 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:16,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:16,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:16,820 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:16,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:35:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:22,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 2533 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:35:22,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:22,404 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-11-23 22:35:22,404 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:22,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27894339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:22,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:35:22,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:35:22,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170100551] [2024-11-23 22:35:22,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:22,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:35:22,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:22,438 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:35:22,438 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:22,445 INFO L87 Difference]: Start difference. First operand has 1920 states, 1422 states have (on average 1.3565400843881856) internal successors, (1929), 1461 states have internal predecessors, (1929), 413 states have call successors, (413), 84 states have call predecessors, (413), 83 states have return successors, (405), 401 states have call predecessors, (405), 405 states have call successors, (405) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 22:35:22,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:22,762 INFO L93 Difference]: Finished difference Result 3835 states and 5528 transitions. [2024-11-23 22:35:22,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:35:22,764 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 111 [2024-11-23 22:35:22,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:22,818 INFO L225 Difference]: With dead ends: 3835 [2024-11-23 22:35:22,819 INFO L226 Difference]: Without dead ends: 1896 [2024-11-23 22:35:22,842 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:22,848 INFO L435 NwaCegarLoop]: 2699 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2699 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:22,850 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2699 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:22,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1896 states. [2024-11-23 22:35:23,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1896 to 1896. [2024-11-23 22:35:23,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1896 states, 1408 states have (on average 1.3167613636363635) internal successors, (1854), 1437 states have internal predecessors, (1854), 405 states have call successors, (405), 83 states have call predecessors, (405), 82 states have return successors, (404), 400 states have call predecessors, (404), 404 states have call successors, (404) [2024-11-23 22:35:23,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1896 states and 2663 transitions. [2024-11-23 22:35:23,124 INFO L78 Accepts]: Start accepts. Automaton has 1896 states and 2663 transitions. Word has length 111 [2024-11-23 22:35:23,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:23,125 INFO L471 AbstractCegarLoop]: Abstraction has 1896 states and 2663 transitions. [2024-11-23 22:35:23,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 22:35:23,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2663 transitions. [2024-11-23 22:35:23,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-23 22:35:23,134 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:23,134 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:23,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 22:35:23,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:23,335 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:23,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:23,336 INFO L85 PathProgramCache]: Analyzing trace with hash -197232636, now seen corresponding path program 1 times [2024-11-23 22:35:23,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:23,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170255832] [2024-11-23 22:35:23,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:23,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:28,619 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-23 22:35:28,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:28,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170255832] [2024-11-23 22:35:28,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170255832] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:28,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:28,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:28,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234042911] [2024-11-23 22:35:28,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:28,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:28,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:28,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:28,627 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:28,627 INFO L87 Difference]: Start difference. First operand 1896 states and 2663 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-23 22:35:28,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:28,881 INFO L93 Difference]: Finished difference Result 3747 states and 5262 transitions. [2024-11-23 22:35:28,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:28,882 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 111 [2024-11-23 22:35:28,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:28,906 INFO L225 Difference]: With dead ends: 3747 [2024-11-23 22:35:28,906 INFO L226 Difference]: Without dead ends: 1870 [2024-11-23 22:35:28,915 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:28,916 INFO L435 NwaCegarLoop]: 2621 mSDtfsCounter, 2613 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2613 SdHoareTripleChecker+Valid, 2621 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:28,916 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2613 Valid, 2621 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:35:28,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1870 states. [2024-11-23 22:35:29,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1870 to 1870. [2024-11-23 22:35:29,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1870 states, 1389 states have (on average 1.3138948884089272) internal successors, (1825), 1417 states have internal predecessors, (1825), 399 states have call successors, (399), 82 states have call predecessors, (399), 81 states have return successors, (398), 394 states have call predecessors, (398), 398 states have call successors, (398) [2024-11-23 22:35:29,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1870 states and 2622 transitions. [2024-11-23 22:35:29,087 INFO L78 Accepts]: Start accepts. Automaton has 1870 states and 2622 transitions. Word has length 111 [2024-11-23 22:35:29,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:29,089 INFO L471 AbstractCegarLoop]: Abstraction has 1870 states and 2622 transitions. [2024-11-23 22:35:29,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-23 22:35:29,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2622 transitions. [2024-11-23 22:35:29,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-23 22:35:29,103 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:29,104 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:29,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:35:29,104 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:29,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:29,105 INFO L85 PathProgramCache]: Analyzing trace with hash 2037947901, now seen corresponding path program 1 times [2024-11-23 22:35:29,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:29,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589600882] [2024-11-23 22:35:29,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:29,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:34,190 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-23 22:35:34,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:34,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589600882] [2024-11-23 22:35:34,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589600882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:34,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:34,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:34,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345235743] [2024-11-23 22:35:34,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:34,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:34,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:34,193 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:34,193 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:34,193 INFO L87 Difference]: Start difference. First operand 1870 states and 2622 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 22:35:34,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:34,376 INFO L93 Difference]: Finished difference Result 3581 states and 4998 transitions. [2024-11-23 22:35:34,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:34,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 140 [2024-11-23 22:35:34,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:34,389 INFO L225 Difference]: With dead ends: 3581 [2024-11-23 22:35:34,389 INFO L226 Difference]: Without dead ends: 1730 [2024-11-23 22:35:34,397 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:34,401 INFO L435 NwaCegarLoop]: 2398 mSDtfsCounter, 2392 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2392 SdHoareTripleChecker+Valid, 2398 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:34,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2392 Valid, 2398 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:35:34,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1730 states. [2024-11-23 22:35:34,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1730 to 1730. [2024-11-23 22:35:34,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1730 states, 1283 states have (on average 1.3000779423226811) internal successors, (1668), 1305 states have internal predecessors, (1668), 366 states have call successors, (366), 81 states have call predecessors, (366), 80 states have return successors, (365), 361 states have call predecessors, (365), 365 states have call successors, (365) [2024-11-23 22:35:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1730 states and 2399 transitions. [2024-11-23 22:35:34,516 INFO L78 Accepts]: Start accepts. Automaton has 1730 states and 2399 transitions. Word has length 140 [2024-11-23 22:35:34,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:34,517 INFO L471 AbstractCegarLoop]: Abstraction has 1730 states and 2399 transitions. [2024-11-23 22:35:34,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 22:35:34,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2399 transitions. [2024-11-23 22:35:34,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-23 22:35:34,524 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:34,524 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:34,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:35:34,524 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:34,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:34,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1785549328, now seen corresponding path program 1 times [2024-11-23 22:35:34,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:34,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472098484] [2024-11-23 22:35:34,526 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:34,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:38,543 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-23 22:35:38,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:38,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472098484] [2024-11-23 22:35:38,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472098484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:38,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:38,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:38,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457026444] [2024-11-23 22:35:38,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:38,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:38,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:38,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:38,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:38,548 INFO L87 Difference]: Start difference. First operand 1730 states and 2399 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-23 22:35:39,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:39,276 INFO L93 Difference]: Finished difference Result 4693 states and 6483 transitions. [2024-11-23 22:35:39,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:39,277 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 143 [2024-11-23 22:35:39,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:39,298 INFO L225 Difference]: With dead ends: 4693 [2024-11-23 22:35:39,298 INFO L226 Difference]: Without dead ends: 2982 [2024-11-23 22:35:39,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:39,306 INFO L435 NwaCegarLoop]: 2457 mSDtfsCounter, 1721 mSDsluCounter, 2306 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1721 SdHoareTripleChecker+Valid, 4763 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:39,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1721 Valid, 4763 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 22:35:39,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2982 states. [2024-11-23 22:35:39,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2982 to 2979. [2024-11-23 22:35:39,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2979 states, 2222 states have (on average 1.298829882988299) internal successors, (2886), 2261 states have internal predecessors, (2886), 610 states have call successors, (610), 147 states have call predecessors, (610), 146 states have return successors, (609), 601 states have call predecessors, (609), 609 states have call successors, (609) [2024-11-23 22:35:39,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2979 states and 4105 transitions. [2024-11-23 22:35:39,560 INFO L78 Accepts]: Start accepts. Automaton has 2979 states and 4105 transitions. Word has length 143 [2024-11-23 22:35:39,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:39,560 INFO L471 AbstractCegarLoop]: Abstraction has 2979 states and 4105 transitions. [2024-11-23 22:35:39,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-23 22:35:39,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2979 states and 4105 transitions. [2024-11-23 22:35:39,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-23 22:35:39,569 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:39,570 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:39,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:35:39,573 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:39,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:39,573 INFO L85 PathProgramCache]: Analyzing trace with hash 795240263, now seen corresponding path program 1 times [2024-11-23 22:35:39,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:39,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459838149] [2024-11-23 22:35:39,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:39,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:43,770 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-23 22:35:43,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:43,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459838149] [2024-11-23 22:35:43,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459838149] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:43,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:43,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:43,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239691896] [2024-11-23 22:35:43,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:43,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:43,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:43,773 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:43,773 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:43,774 INFO L87 Difference]: Start difference. First operand 2979 states and 4105 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 22:35:44,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:44,038 INFO L93 Difference]: Finished difference Result 5400 states and 7454 transitions. [2024-11-23 22:35:44,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:44,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 212 [2024-11-23 22:35:44,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:44,057 INFO L225 Difference]: With dead ends: 5400 [2024-11-23 22:35:44,057 INFO L226 Difference]: Without dead ends: 2440 [2024-11-23 22:35:44,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:44,067 INFO L435 NwaCegarLoop]: 2192 mSDtfsCounter, 2184 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2184 SdHoareTripleChecker+Valid, 2192 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:44,068 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2184 Valid, 2192 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:35:44,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2440 states. [2024-11-23 22:35:44,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2440 to 2440. [2024-11-23 22:35:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2440 states, 1829 states have (on average 1.2990705303444505) internal successors, (2376), 1854 states have internal predecessors, (2376), 498 states have call successors, (498), 113 states have call predecessors, (498), 112 states have return successors, (497), 489 states have call predecessors, (497), 497 states have call successors, (497) [2024-11-23 22:35:44,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 2440 states and 3371 transitions. [2024-11-23 22:35:44,236 INFO L78 Accepts]: Start accepts. Automaton has 2440 states and 3371 transitions. Word has length 212 [2024-11-23 22:35:44,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:44,237 INFO L471 AbstractCegarLoop]: Abstraction has 2440 states and 3371 transitions. [2024-11-23 22:35:44,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 22:35:44,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 3371 transitions. [2024-11-23 22:35:44,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-23 22:35:44,247 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:44,247 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:44,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:35:44,248 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:44,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:44,249 INFO L85 PathProgramCache]: Analyzing trace with hash -538509985, now seen corresponding path program 1 times [2024-11-23 22:35:44,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:44,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806868837] [2024-11-23 22:35:44,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:44,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:48,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:48,712 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2024-11-23 22:35:48,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:48,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806868837] [2024-11-23 22:35:48,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806868837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:48,713 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:48,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:48,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339117934] [2024-11-23 22:35:48,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:48,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:48,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:48,714 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:48,714 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:48,715 INFO L87 Difference]: Start difference. First operand 2440 states and 3371 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-23 22:35:52,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 22:35:53,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:53,733 INFO L93 Difference]: Finished difference Result 5953 states and 8237 transitions. [2024-11-23 22:35:53,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:53,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 229 [2024-11-23 22:35:53,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:53,756 INFO L225 Difference]: With dead ends: 5953 [2024-11-23 22:35:53,757 INFO L226 Difference]: Without dead ends: 3532 [2024-11-23 22:35:53,766 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:53,769 INFO L435 NwaCegarLoop]: 3384 mSDtfsCounter, 1494 mSDsluCounter, 2099 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 34 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 5483 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:53,769 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1494 Valid, 5483 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 80 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-23 22:35:53,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3532 states. [2024-11-23 22:35:53,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3532 to 3532. [2024-11-23 22:35:53,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3532 states, 2662 states have (on average 1.299023290758828) internal successors, (3458), 2696 states have internal predecessors, (3458), 705 states have call successors, (705), 165 states have call predecessors, (705), 164 states have return successors, (704), 692 states have call predecessors, (704), 704 states have call successors, (704) [2024-11-23 22:35:53,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3532 states and 4867 transitions. [2024-11-23 22:35:53,991 INFO L78 Accepts]: Start accepts. Automaton has 3532 states and 4867 transitions. Word has length 229 [2024-11-23 22:35:53,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:53,992 INFO L471 AbstractCegarLoop]: Abstraction has 3532 states and 4867 transitions. [2024-11-23 22:35:53,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-23 22:35:53,992 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 4867 transitions. [2024-11-23 22:35:54,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-23 22:35:54,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:54,004 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:54,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 22:35:54,004 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:54,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:54,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1811626438, now seen corresponding path program 1 times [2024-11-23 22:35:54,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:54,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991108848] [2024-11-23 22:35:54,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:54,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-11-23 22:35:59,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:59,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991108848] [2024-11-23 22:35:59,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991108848] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:59,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:59,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:35:59,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738023666] [2024-11-23 22:35:59,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:59,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:35:59,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:59,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:35:59,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:59,592 INFO L87 Difference]: Start difference. First operand 3532 states and 4867 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-23 22:35:59,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:59,768 INFO L93 Difference]: Finished difference Result 3536 states and 4871 transitions. [2024-11-23 22:35:59,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:35:59,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 251 [2024-11-23 22:35:59,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:59,794 INFO L225 Difference]: With dead ends: 3536 [2024-11-23 22:35:59,794 INFO L226 Difference]: Without dead ends: 3533 [2024-11-23 22:35:59,797 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:35:59,799 INFO L435 NwaCegarLoop]: 2192 mSDtfsCounter, 0 mSDsluCounter, 2187 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4379 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:59,800 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4379 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:59,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3533 states. [2024-11-23 22:35:59,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3533 to 3533. [2024-11-23 22:36:00,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3533 states, 2663 states have (on average 1.2989110026286144) internal successors, (3459), 2697 states have internal predecessors, (3459), 705 states have call successors, (705), 165 states have call predecessors, (705), 164 states have return successors, (704), 692 states have call predecessors, (704), 704 states have call successors, (704) [2024-11-23 22:36:00,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 4868 transitions. [2024-11-23 22:36:00,024 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 4868 transitions. Word has length 251 [2024-11-23 22:36:00,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:00,025 INFO L471 AbstractCegarLoop]: Abstraction has 3533 states and 4868 transitions. [2024-11-23 22:36:00,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-23 22:36:00,025 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 4868 transitions. [2024-11-23 22:36:00,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-23 22:36:00,037 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:00,038 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:00,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 22:36:00,038 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:00,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:00,039 INFO L85 PathProgramCache]: Analyzing trace with hash -2074121249, now seen corresponding path program 1 times [2024-11-23 22:36:00,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:36:00,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276691831] [2024-11-23 22:36:00,039 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:00,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:36:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:05,406 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-11-23 22:36:05,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:36:05,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276691831] [2024-11-23 22:36:05,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276691831] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:05,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:36:05,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:36:05,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881395492] [2024-11-23 22:36:05,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:05,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:36:05,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:36:05,407 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:36:05,407 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:36:05,411 INFO L87 Difference]: Start difference. First operand 3533 states and 4868 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 22:36:05,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:05,800 INFO L93 Difference]: Finished difference Result 9262 states and 12766 transitions. [2024-11-23 22:36:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:36:05,802 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 253 [2024-11-23 22:36:05,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:05,854 INFO L225 Difference]: With dead ends: 9262 [2024-11-23 22:36:05,855 INFO L226 Difference]: Without dead ends: 5748 [2024-11-23 22:36:05,870 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:36:05,871 INFO L435 NwaCegarLoop]: 2287 mSDtfsCounter, 1487 mSDsluCounter, 4304 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1487 SdHoareTripleChecker+Valid, 6591 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:05,871 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1487 Valid, 6591 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:36:05,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5748 states. [2024-11-23 22:36:06,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5748 to 5614. [2024-11-23 22:36:06,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5614 states, 4218 states have (on average 1.2972972972972974) internal successors, (5472), 4289 states have internal predecessors, (5472), 1121 states have call successors, (1121), 282 states have call predecessors, (1121), 274 states have return successors, (1122), 1075 states have call predecessors, (1122), 1120 states have call successors, (1122) [2024-11-23 22:36:06,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5614 states to 5614 states and 7715 transitions. [2024-11-23 22:36:06,268 INFO L78 Accepts]: Start accepts. Automaton has 5614 states and 7715 transitions. Word has length 253 [2024-11-23 22:36:06,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:06,269 INFO L471 AbstractCegarLoop]: Abstraction has 5614 states and 7715 transitions. [2024-11-23 22:36:06,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 22:36:06,271 INFO L276 IsEmpty]: Start isEmpty. Operand 5614 states and 7715 transitions. [2024-11-23 22:36:06,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-23 22:36:06,287 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:06,287 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:06,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 22:36:06,287 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:06,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:06,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1380647842, now seen corresponding path program 1 times [2024-11-23 22:36:06,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:36:06,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674148084] [2024-11-23 22:36:06,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:06,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:36:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:11,945 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-11-23 22:36:11,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:36:11,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674148084] [2024-11-23 22:36:11,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674148084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:11,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:36:11,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:36:11,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345975119] [2024-11-23 22:36:11,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:11,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:36:11,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:36:11,947 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:36:11,947 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:36:11,948 INFO L87 Difference]: Start difference. First operand 5614 states and 7715 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:36:12,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:12,229 INFO L93 Difference]: Finished difference Result 11215 states and 15416 transitions. [2024-11-23 22:36:12,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:36:12,229 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 257 [2024-11-23 22:36:12,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:12,274 INFO L225 Difference]: With dead ends: 11215 [2024-11-23 22:36:12,278 INFO L226 Difference]: Without dead ends: 5620 [2024-11-23 22:36:12,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:36:12,297 INFO L435 NwaCegarLoop]: 2191 mSDtfsCounter, 1 mSDsluCounter, 2187 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4378 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:12,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 4378 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:36:12,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5620 states. [2024-11-23 22:36:12,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5620 to 5616. [2024-11-23 22:36:12,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5616 states, 4220 states have (on average 1.2971563981042653) internal successors, (5474), 4291 states have internal predecessors, (5474), 1121 states have call successors, (1121), 282 states have call predecessors, (1121), 274 states have return successors, (1122), 1075 states have call predecessors, (1122), 1120 states have call successors, (1122) [2024-11-23 22:36:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5616 states to 5616 states and 7717 transitions. [2024-11-23 22:36:12,602 INFO L78 Accepts]: Start accepts. Automaton has 5616 states and 7717 transitions. Word has length 257 [2024-11-23 22:36:12,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:12,603 INFO L471 AbstractCegarLoop]: Abstraction has 5616 states and 7717 transitions. [2024-11-23 22:36:12,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:36:12,603 INFO L276 IsEmpty]: Start isEmpty. Operand 5616 states and 7717 transitions. [2024-11-23 22:36:12,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-23 22:36:12,614 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:12,615 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:12,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 22:36:12,615 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:12,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:12,615 INFO L85 PathProgramCache]: Analyzing trace with hash 128304466, now seen corresponding path program 1 times [2024-11-23 22:36:12,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:36:12,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571435285] [2024-11-23 22:36:12,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:12,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:36:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:17,549 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-11-23 22:36:17,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:36:17,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571435285] [2024-11-23 22:36:17,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571435285] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:36:17,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579593984] [2024-11-23 22:36:17,550 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:17,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:36:17,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:36:17,552 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:36:17,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:36:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:22,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 3325 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 22:36:22,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:36:23,239 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2024-11-23 22:36:23,239 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:36:23,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579593984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:23,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:36:23,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-11-23 22:36:23,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129664948] [2024-11-23 22:36:23,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:23,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:36:23,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:36:23,241 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:36:23,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:36:23,242 INFO L87 Difference]: Start difference. First operand 5616 states and 7717 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-23 22:36:23,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:23,620 INFO L93 Difference]: Finished difference Result 9258 states and 12675 transitions. [2024-11-23 22:36:23,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:36:23,621 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 268 [2024-11-23 22:36:23,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:23,628 INFO L225 Difference]: With dead ends: 9258 [2024-11-23 22:36:23,628 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 22:36:23,651 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:36:23,652 INFO L435 NwaCegarLoop]: 2168 mSDtfsCounter, 69 mSDsluCounter, 4249 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 6417 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:23,652 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 6417 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:36:23,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 22:36:23,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 22:36:23,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 22:36:23,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 22:36:23,659 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 268 [2024-11-23 22:36:23,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:23,660 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 22:36:23,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (25), 3 states have call predecessors, (25), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2024-11-23 22:36:23,660 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 22:36:23,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 22:36:23,663 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:36:23,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 22:36:23,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-23 22:36:23,870 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:23,871 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 22:37:55,062 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:37:55,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:37:55 BoogieIcfgContainer [2024-11-23 22:37:55,084 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:37:55,084 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:37:55,084 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:37:55,085 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:37:55,085 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:09" (3/4) ... [2024-11-23 22:37:55,087 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 22:37:55,095 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dma_ops [2024-11-23 22:37:55,095 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2024-11-23 22:37:55,095 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _dev_info [2024-11-23 22:37:55,095 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kick_tx [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_pending_timer_3 [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_set_multicast [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_netdev [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __phys_addr [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_rx_kick [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_wake_queue [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_do_reset [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure synchronize_irq [2024-11-23 22:37:55,096 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure build_rx_desc [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rtnl_unlock [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kmemcheck_mark_initialized [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_dma_mask [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_free_consistent [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#7 [2024-11-23 22:37:55,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure disable_suitable_irq_1 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#10 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_map_single [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#9 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_work_2 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ip_hdr [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#8 [2024-11-23 22:37:55,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ethtool_cmd_speed_set [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_dma_direction [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_change_mtu [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irq [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#13 [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#12 [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#11 [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_run_bist [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_stop_queue [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_alloc_consistent [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure debug_dma_unmap_page [2024-11-23 22:37:55,099 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_update_stats [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure PRIV [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_start_queue [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_rx_desc [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phy_intr [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_timer_3 [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irq [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_refill [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_mac_addr [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_dec [2024-11-23 22:37:55,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure strlcpy [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_end_pointer [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_validate_addr [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mod_timer [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_unmap_single [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rx_irq [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure debug_dma_map_page [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure do_tx_done [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree_skb [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_disable_interrupts [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kick_rx [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure queue_work_on [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __fswab16 [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_frag_size [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2024-11-23 22:37:55,101 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_get_stats [2024-11-23 22:37:55,102 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2024-11-23 22:37:55,102 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_tx_timeout [2024-11-23 22:37:55,102 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rx_refill [2024-11-23 22:37:55,102 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_irq [2024-11-23 22:37:55,102 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ns83820_stop [2024-11-23 22:37:55,162 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 508 nodes and edges [2024-11-23 22:37:55,168 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 193 nodes and edges [2024-11-23 22:37:55,174 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2024-11-23 22:37:55,185 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-23 22:37:55,197 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-23 22:37:55,201 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-23 22:37:55,209 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 22:37:55,212 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 22:37:55,670 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 22:37:55,671 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 22:37:55,671 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:37:55,672 INFO L158 Benchmark]: Toolchain (without parser) took 185812.66ms. Allocated memory was 117.4MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 80.7MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 307.4MB. Max. memory is 16.1GB. [2024-11-23 22:37:55,673 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:37:55,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2772.50ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 80.7MB in the beginning and 111.2MB in the end (delta: -30.5MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2024-11-23 22:37:55,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 365.62ms. Allocated memory is still 201.3MB. Free memory was 111.2MB in the beginning and 84.7MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-23 22:37:55,676 INFO L158 Benchmark]: Boogie Preprocessor took 1200.74ms. Allocated memory is still 201.3MB. Free memory was 84.7MB in the beginning and 110.4MB in the end (delta: -25.8MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2024-11-23 22:37:55,676 INFO L158 Benchmark]: RCFGBuilder took 15656.07ms. Allocated memory was 201.3MB in the beginning and 335.5MB in the end (delta: 134.2MB). Free memory was 110.4MB in the beginning and 205.9MB in the end (delta: -95.4MB). Peak memory consumption was 212.7MB. Max. memory is 16.1GB. [2024-11-23 22:37:55,676 INFO L158 Benchmark]: TraceAbstraction took 165216.94ms. Allocated memory was 335.5MB in the beginning and 2.0GB in the end (delta: 1.6GB). Free memory was 205.9MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-23 22:37:55,677 INFO L158 Benchmark]: Witness Printer took 586.98ms. Allocated memory is still 2.0GB. Free memory was 1.7GB in the beginning and 1.6GB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-23 22:37:55,679 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2772.50ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 80.7MB in the beginning and 111.2MB in the end (delta: -30.5MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 365.62ms. Allocated memory is still 201.3MB. Free memory was 111.2MB in the beginning and 84.7MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1200.74ms. Allocated memory is still 201.3MB. Free memory was 84.7MB in the beginning and 110.4MB in the end (delta: -25.8MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. * RCFGBuilder took 15656.07ms. Allocated memory was 201.3MB in the beginning and 335.5MB in the end (delta: 134.2MB). Free memory was 110.4MB in the beginning and 205.9MB in the end (delta: -95.4MB). Peak memory consumption was 212.7MB. Max. memory is 16.1GB. * TraceAbstraction took 165216.94ms. Allocated memory was 335.5MB in the beginning and 2.0GB in the end (delta: 1.6GB). Free memory was 205.9MB in the beginning and 1.7GB in the end (delta: -1.5GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 586.98ms. Allocated memory is still 2.0GB. Free memory was 1.7GB in the beginning and 1.6GB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5575]: 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"); [5575] - GenericResultAtLocation [Line: 5582]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5582] - GenericResultAtLocation [Line: 5590]: 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [5590-5591] - GenericResultAtLocation [Line: 5599]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [5599-5600] - GenericResultAtLocation [Line: 5732]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [5732] - GenericResultAtLocation [Line: 5739]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [5739] - GenericResultAtLocation [Line: 5838]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5838] - GenericResultAtLocation [Line: 5845]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5845] - GenericResultAtLocation [Line: 6002]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6002-6003] - GenericResultAtLocation [Line: 6031]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6031-6032] - GenericResultAtLocation [Line: 6066]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (84), "i" (12UL)); [6066-6067] - GenericResultAtLocation [Line: 6090]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (96), "i" (12UL)); [6090-6091] - GenericResultAtLocation [Line: 6453]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6453] - GenericResultAtLocation [Line: 6480]: 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10706/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/natsemi/ns83820.c"), "i" (538), "i" (12UL)); [6480-6481] - GenericResultAtLocation [Line: 6844]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6844] - GenericResultAtLocation [Line: 6972]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6972] - GenericResultAtLocation [Line: 7405]: Unsoundness Warning ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)dev->rx_info.next_rx_desc) [7405] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 8974]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 97 procedures, 1969 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 73.9s, OverallIterations: 10, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 11962 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11961 mSDsluCounter, 41921 SdHoareTripleChecker+Invalid, 5.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17332 mSDsCounter, 68 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 186 IncrementalHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 68 mSolverCounterUnsat, 24589 mSDtfsCounter, 186 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 411 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5616occurred in iteration=9, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 141 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 2354 NumberOfCodeBlocks, 2354 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2342 ConstructedInterpolants, 0 QuantifiedInterpolants, 2692 SizeOfPredicates, 1 NumberOfNonLiveVariables, 5858 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 3220/3236 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 7918]: Location Invariant Derived location invariant: ((((ldv_state_variable_2 == 0) && (ldv_spin == 0)) && (ldv_state_variable_1 == 0)) && (ldv_state_variable_3 == 0)) - InvariantResult [Line: 6704]: Location Invariant Derived location invariant: ((((ldv_state_variable_2 == 0) && (ldv_spin == 0)) && (ldv_state_variable_1 == 0)) && (ldv_state_variable_3 == 0)) - InvariantResult [Line: 7756]: Location Invariant Derived location invariant: ((((ldv_state_variable_2 == 0) && (ldv_spin == 0)) && (ldv_state_variable_1 == 0)) && (ldv_state_variable_3 == 0)) - InvariantResult [Line: 7600]: Location Invariant Derived location invariant: ((((ldv_state_variable_2 == 0) && (ldv_spin == 0)) && (ldv_state_variable_1 == 0)) && (ldv_state_variable_3 == 0)) - InvariantResult [Line: 6896]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 7152]: Location Invariant Derived location invariant: (((ldv_state_variable_2 == 0) && (ldv_state_variable_1 == 0)) && (ldv_state_variable_3 == 0)) - InvariantResult [Line: 7756]: Location Invariant Derived location invariant: ((((ldv_state_variable_2 == 0) && (ldv_spin == 0)) && (ldv_state_variable_1 == 0)) && (ldv_state_variable_3 == 0)) RESULT: Ultimate proved your program to be correct! [2024-11-23 22:37:55,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9ae9f9e-a40a-484b-ba88-17d42e2c006f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE