./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--atm--nicstar.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1 --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 89ec7a369049947024193ee477b4585465ed6af209dd2b3d652a7b8bb10516dd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:24:53,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:24:53,778 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 06:24:53,782 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:24:53,782 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:24:53,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:24:53,803 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:24:53,803 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:24:53,803 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:24:53,803 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:24:53,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:24:53,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:24:53,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:24:53,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:24:53,804 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:24:53,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:24:53,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:24:53,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 06:24:53,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:24:53,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:24:53,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:24:53,805 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:24:53,805 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:24:53,805 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:24:53,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:24:53,806 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:24:53,806 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_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1 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 -> 89ec7a369049947024193ee477b4585465ed6af209dd2b3d652a7b8bb10516dd [2024-12-02 06:24:54,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:24:54,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:24:54,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:24:54,047 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:24:54,047 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:24:54,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2024-12-02 06:24:56,776 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/data/7ea73afc2/617ee63d9c2e43bfabb7024f03d87579/FLAG1c7fbaf4d [2024-12-02 06:24:57,191 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:24:57,191 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2024-12-02 06:24:57,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/data/7ea73afc2/617ee63d9c2e43bfabb7024f03d87579/FLAG1c7fbaf4d [2024-12-02 06:24:57,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/data/7ea73afc2/617ee63d9c2e43bfabb7024f03d87579 [2024-12-02 06:24:57,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:24:57,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:24:57,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:24:57,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:24:57,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:24:57,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:24:57" (1/1) ... [2024-12-02 06:24:57,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f387f55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:57, skipping insertion in model container [2024-12-02 06:24:57,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:24:57" (1/1) ... [2024-12-02 06:24:57,324 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:24:58,759 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_f816068c-86b6-4c79-a316-eb7239b75add/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i[321673,321686] [2024-12-02 06:24:58,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:24:58,847 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:24:58,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6371] [2024-12-02 06:24:58,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6373] [2024-12-02 06:24:58,951 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"); [6383] [2024-12-02 06:24:58,951 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)); [6390] [2024-12-02 06:24:58,956 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; addl %1,%0": "+m" (v->counter): "ir" (i)); [6520] [2024-12-02 06:24:58,956 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %1,%0": "+m" (v->counter): "ir" (i)); [6527] [2024-12-02 06:24:58,957 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)); [6534] [2024-12-02 06:24:58,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6545] [2024-12-02 06:24:58,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6548] [2024-12-02 06:24:58,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6551] [2024-12-02 06:24:58,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6554] [2024-12-02 06:24:58,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6637] [2024-12-02 06:24:58,962 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6644] [2024-12-02 06:24:58,971 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)); [6838-6839] [2024-12-02 06:24:58,973 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)); [6867-6868] [2024-12-02 06:24:58,974 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" (108), "i" (12UL)); [6897-6898] [2024-12-02 06:24:59,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (& ((pool_levels *)arg)->buftype), "i" (4UL)); [10046-10047] [2024-12-02 06:24:59,248 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_f816068c-86b6-4c79-a316-eb7239b75add/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i[321673,321686] [2024-12-02 06:24:59,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:24:59,323 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:24:59,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59 WrapperNode [2024-12-02 06:24:59,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:24:59,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:24:59,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:24:59,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:24:59,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:24:59,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:24:59,568 INFO L138 Inliner]: procedures = 253, calls = 2416, calls flagged for inlining = 115, calls inlined = 113, statements flattened = 7132 [2024-12-02 06:24:59,568 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:24:59,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:24:59,569 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:24:59,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:24:59,579 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:24:59,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:24:59,605 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:25:00,433 INFO L175 MemorySlicer]: Split 1331 memory accesses to 25 slices as follows [40, 3, 4, 3, 3, 1024, 31, 2, 2, 8, 8, 8, 18, 22, 9, 15, 38, 7, 43, 9, 1, 14, 8, 8, 3]. 77 percent of accesses are in the largest equivalence class. The 83 initializations are split as follows [0, 3, 0, 3, 3, 8, 0, 2, 0, 0, 8, 0, 0, 0, 4, 0, 31, 4, 0, 0, 0, 0, 8, 8, 1]. The 447 writes are split as follows [17, 0, 4, 0, 0, 279, 27, 0, 1, 4, 0, 4, 17, 18, 3, 15, 5, 0, 43, 1, 0, 9, 0, 0, 0]. [2024-12-02 06:25:00,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:25:00,433 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:25:00,546 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:25:00,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:25:00,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:25:00,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:25:00,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:25:00,690 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:25:00,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:25:00,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:25:00,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:25:00,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (1/1) ... [2024-12-02 06:25:00,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:25:00,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:25:00,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:25:00,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure atm_charge [2024-12-02 06:25:00,735 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_charge [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2024-12-02 06:25:00,735 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure process_tsq [2024-12-02 06:25:00,735 INFO L138 BoogieDeclarations]: Found implementation of procedure process_tsq [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 06:25:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 06:25:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 06:25:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 06:25:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 06:25:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 06:25:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 06:25:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 06:25:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-12-02 06:25:00,737 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 06:25:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 06:25:00,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 06:25:00,739 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2024-12-02 06:25:00,739 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2024-12-02 06:25:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure ns_open [2024-12-02 06:25:00,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_open [2024-12-02 06:25:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-12-02 06:25:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-12-02 06:25:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-12-02 06:25:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-12-02 06:25:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure ns_read_sram [2024-12-02 06:25:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_read_sram [2024-12-02 06:25:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure get_scq [2024-12-02 06:25:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure get_scq [2024-12-02 06:25:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 06:25:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 06:25:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_rx_buf [2024-12-02 06:25:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_rx_buf [2024-12-02 06:25:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-12-02 06:25:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-12-02 06:25:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 06:25:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 06:25:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure __net_timestamp [2024-12-02 06:25:00,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __net_timestamp [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-12-02 06:25:00,741 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 06:25:00,741 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 06:25:00,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-12-02 06:25:00,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-12-02 06:25:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 06:25:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 06:25:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 06:25:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 06:25:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 06:25:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 06:25:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 06:25:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 06:25:00,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-12-02 06:25:00,743 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:25:00,743 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-12-02 06:25:00,743 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioctl [2024-12-02 06:25:00,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioctl [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-12-02 06:25:00,744 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-12-02 06:25:00,744 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure process_rsq [2024-12-02 06:25:00,744 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rsq [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 06:25:00,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 06:25:00,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-12-02 06:25:00,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 06:25:00,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 06:25:00,746 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-12-02 06:25:00,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2024-12-02 06:25:00,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-12-02 06:25:00,747 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2024-12-02 06:25:00,747 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 06:25:00,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_sm_buf [2024-12-02 06:25:00,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_sm_buf [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 06:25:00,748 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-12-02 06:25:00,748 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-12-02 06:25:00,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-12-02 06:25:00,748 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure push_rxbufs [2024-12-02 06:25:00,748 INFO L138 BoogieDeclarations]: Found implementation of procedure push_rxbufs [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 06:25:00,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 06:25:00,749 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_get [2024-12-02 06:25:00,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_get [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-12-02 06:25:00,750 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-12-02 06:25:00,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2024-12-02 06:25:00,750 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 06:25:00,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure ns_close [2024-12-02 06:25:00,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_close [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-12-02 06:25:00,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-12-02 06:25:00,751 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-12-02 06:25:00,751 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 06:25:00,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-12-02 06:25:00,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_read_eprom [2024-12-02 06:25:00,752 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_read_eprom [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 06:25:00,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-12-02 06:25:00,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 06:25:00,754 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-12-02 06:25:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_put [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_put [2024-12-02 06:25:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-12-02 06:25:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iov_buf [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iov_buf [2024-12-02 06:25:00,755 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2024-12-02 06:25:00,755 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 06:25:00,756 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 06:25:00,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-12-02 06:25:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-12-02 06:25:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure ns_send [2024-12-02 06:25:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_send [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2024-12-02 06:25:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-12-02 06:25:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-12-02 06:25:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 06:25:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-12-02 06:25:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-12-02 06:25:00,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-12-02 06:25:00,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-12-02 06:25:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-12-02 06:25:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-12-02 06:25:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2024-12-02 06:25:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2024-12-02 06:25:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-12-02 06:25:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-12-02 06:25:00,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 06:25:00,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-12-02 06:25:00,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-12-02 06:25:00,759 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-12-02 06:25:00,759 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-12-02 06:25:00,759 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-12-02 06:25:00,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-12-02 06:25:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure free_scq [2024-12-02 06:25:00,760 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scq [2024-12-02 06:25:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2024-12-02 06:25:00,760 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2024-12-02 06:25:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2024-12-02 06:25:00,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2024-12-02 06:25:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iovec_rx_bufs [2024-12-02 06:25:00,760 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iovec_rx_bufs [2024-12-02 06:25:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2024-12-02 06:25:00,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2024-12-02 06:25:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_remove_one [2024-12-02 06:25:00,760 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_remove_one [2024-12-02 06:25:00,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2024-12-02 06:25:00,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-12-02 06:25:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-12-02 06:25:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure ns_init_card_error [2024-12-02 06:25:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_init_card_error [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-12-02 06:25:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-12-02 06:25:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 06:25:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure ns_write_sram [2024-12-02 06:25:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_write_sram [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-12-02 06:25:00,761 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 06:25:00,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-12-02 06:25:00,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-12-02 06:25:00,762 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-12-02 06:25:00,762 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:25:00,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:25:00,762 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2024-12-02 06:25:00,762 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2024-12-02 06:25:01,692 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:25:01,696 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:25:15,084 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 06:25:20,342 INFO L? ?]: Removed 2986 outVars from TransFormulas that were not future-live. [2024-12-02 06:25:20,342 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:25:20,385 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:25:20,385 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-02 06:25:20,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:25:20 BoogieIcfgContainer [2024-12-02 06:25:20,386 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:25:20,388 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:25:20,388 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:25:20,392 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:25:20,392 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:24:57" (1/3) ... [2024-12-02 06:25:20,393 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756856ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:25:20, skipping insertion in model container [2024-12-02 06:25:20,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:24:59" (2/3) ... [2024-12-02 06:25:20,393 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756856ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:25:20, skipping insertion in model container [2024-12-02 06:25:20,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:25:20" (3/3) ... [2024-12-02 06:25:20,394 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2024-12-02 06:25:20,404 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:25:20,407 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i that has 142 procedures, 2752 locations, 1 initial locations, 81 loop locations, and 1 error locations. [2024-12-02 06:25:20,488 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:25:20,497 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;@53689069, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:25:20,497 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:25:20,505 INFO L276 IsEmpty]: Start isEmpty. Operand has 2539 states, 1824 states have (on average 1.386513157894737) internal successors, (2529), 1897 states have internal predecessors, (2529), 624 states have call successors, (624), 94 states have call predecessors, (624), 93 states have return successors, (618), 607 states have call predecessors, (618), 618 states have call successors, (618) [2024-12-02 06:25:20,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-02 06:25:20,522 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:20,523 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-12-02 06:25:20,524 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:20,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:20,528 INFO L85 PathProgramCache]: Analyzing trace with hash -444787805, now seen corresponding path program 1 times [2024-12-02 06:25:20,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:20,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88335479] [2024-12-02 06:25:20,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:20,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:22,045 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-12-02 06:25:22,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:22,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88335479] [2024-12-02 06:25:22,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88335479] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:25:22,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167826612] [2024-12-02 06:25:22,046 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:22,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:25:22,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:25:22,050 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:25:22,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 06:25:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:23,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 2433 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 06:25:23,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:25:23,999 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2024-12-02 06:25:23,999 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:25:23,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167826612] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:23,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:25:23,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 06:25:24,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709034565] [2024-12-02 06:25:24,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:24,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 06:25:24,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:24,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 06:25:24,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:25:24,031 INFO L87 Difference]: Start difference. First operand has 2539 states, 1824 states have (on average 1.386513157894737) internal successors, (2529), 1897 states have internal predecessors, (2529), 624 states have call successors, (624), 94 states have call predecessors, (624), 93 states have return successors, (618), 607 states have call predecessors, (618), 618 states have call successors, (618) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-12-02 06:25:24,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:24,230 INFO L93 Difference]: Finished difference Result 5061 states and 7681 transitions. [2024-12-02 06:25:24,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 06:25:24,232 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 150 [2024-12-02 06:25:24,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:24,261 INFO L225 Difference]: With dead ends: 5061 [2024-12-02 06:25:24,261 INFO L226 Difference]: Without dead ends: 2502 [2024-12-02 06:25:24,285 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 06:25:24,287 INFO L435 NwaCegarLoop]: 3720 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, 3720 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 [2024-12-02 06:25:24,288 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3720 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:25:24,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2502 states. [2024-12-02 06:25:24,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2502 to 2502. [2024-12-02 06:25:24,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2502 states, 1795 states have (on average 1.369359331476323) internal successors, (2458), 1858 states have internal predecessors, (2458), 614 states have call successors, (614), 93 states have call predecessors, (614), 92 states have return successors, (613), 602 states have call predecessors, (613), 613 states have call successors, (613) [2024-12-02 06:25:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2502 states and 3685 transitions. [2024-12-02 06:25:24,477 INFO L78 Accepts]: Start accepts. Automaton has 2502 states and 3685 transitions. Word has length 150 [2024-12-02 06:25:24,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:24,478 INFO L471 AbstractCegarLoop]: Abstraction has 2502 states and 3685 transitions. [2024-12-02 06:25:24,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-12-02 06:25:24,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 3685 transitions. [2024-12-02 06:25:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-02 06:25:24,483 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:24,483 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-12-02 06:25:24,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 06:25:24,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:25:24,684 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:24,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:24,684 INFO L85 PathProgramCache]: Analyzing trace with hash 575805229, now seen corresponding path program 1 times [2024-12-02 06:25:24,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:24,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377779165] [2024-12-02 06:25:24,685 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:24,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:25,758 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:25:25,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:25,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377779165] [2024-12-02 06:25:25,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377779165] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:25,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:25,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:25:25,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119530326] [2024-12-02 06:25:25,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:25,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:25:25,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:25,760 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:25:25,760 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:25:25,760 INFO L87 Difference]: Start difference. First operand 2502 states and 3685 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-12-02 06:25:26,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:26,180 INFO L93 Difference]: Finished difference Result 6806 states and 9996 transitions. [2024-12-02 06:25:26,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:25:26,181 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 150 [2024-12-02 06:25:26,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:26,219 INFO L225 Difference]: With dead ends: 6806 [2024-12-02 06:25:26,219 INFO L226 Difference]: Without dead ends: 4334 [2024-12-02 06:25:26,236 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 [2024-12-02 06:25:26,236 INFO L435 NwaCegarLoop]: 3930 mSDtfsCounter, 2695 mSDsluCounter, 3634 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2695 SdHoareTripleChecker+Valid, 7564 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:26,237 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2695 Valid, 7564 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:25:26,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4334 states. [2024-12-02 06:25:26,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4334 to 4330. [2024-12-02 06:25:26,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4330 states, 3111 states have (on average 1.3696560591449696) internal successors, (4261), 3224 states have internal predecessors, (4261), 1043 states have call successors, (1043), 176 states have call predecessors, (1043), 175 states have return successors, (1042), 1020 states have call predecessors, (1042), 1042 states have call successors, (1042) [2024-12-02 06:25:26,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 4330 states and 6346 transitions. [2024-12-02 06:25:26,535 INFO L78 Accepts]: Start accepts. Automaton has 4330 states and 6346 transitions. Word has length 150 [2024-12-02 06:25:26,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:26,536 INFO L471 AbstractCegarLoop]: Abstraction has 4330 states and 6346 transitions. [2024-12-02 06:25:26,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-12-02 06:25:26,536 INFO L276 IsEmpty]: Start isEmpty. Operand 4330 states and 6346 transitions. [2024-12-02 06:25:26,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-12-02 06:25:26,540 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:26,541 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-12-02 06:25:26,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 06:25:26,541 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:26,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:26,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1165003289, now seen corresponding path program 1 times [2024-12-02 06:25:26,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:26,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874977714] [2024-12-02 06:25:26,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:26,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:27,769 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:25:27,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:27,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874977714] [2024-12-02 06:25:27,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874977714] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:27,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:27,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:25:27,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395557797] [2024-12-02 06:25:27,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:27,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:25:27,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:27,771 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:25:27,771 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:25:27,771 INFO L87 Difference]: Start difference. First operand 4330 states and 6346 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 06:25:28,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:28,267 INFO L93 Difference]: Finished difference Result 11856 states and 17350 transitions. [2024-12-02 06:25:28,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:25:28,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 158 [2024-12-02 06:25:28,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:28,377 INFO L225 Difference]: With dead ends: 11856 [2024-12-02 06:25:28,377 INFO L226 Difference]: Without dead ends: 7566 [2024-12-02 06:25:28,419 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 [2024-12-02 06:25:28,420 INFO L435 NwaCegarLoop]: 3686 mSDtfsCounter, 2955 mSDsluCounter, 3546 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2955 SdHoareTripleChecker+Valid, 7232 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:28,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2955 Valid, 7232 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 06:25:28,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7566 states. [2024-12-02 06:25:28,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7566 to 7559. [2024-12-02 06:25:28,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7559 states, 5414 states have (on average 1.3618396749168822) internal successors, (7373), 5614 states have internal predecessors, (7373), 1831 states have call successors, (1831), 314 states have call predecessors, (1831), 313 states have return successors, (1841), 1784 states have call predecessors, (1841), 1830 states have call successors, (1841) [2024-12-02 06:25:28,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7559 states to 7559 states and 11045 transitions. [2024-12-02 06:25:28,844 INFO L78 Accepts]: Start accepts. Automaton has 7559 states and 11045 transitions. Word has length 158 [2024-12-02 06:25:28,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:28,845 INFO L471 AbstractCegarLoop]: Abstraction has 7559 states and 11045 transitions. [2024-12-02 06:25:28,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 06:25:28,845 INFO L276 IsEmpty]: Start isEmpty. Operand 7559 states and 11045 transitions. [2024-12-02 06:25:28,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-12-02 06:25:28,853 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:28,854 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 06:25:28,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 06:25:28,854 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:28,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:28,855 INFO L85 PathProgramCache]: Analyzing trace with hash -820583412, now seen corresponding path program 1 times [2024-12-02 06:25:28,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:28,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663652623] [2024-12-02 06:25:28,855 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:28,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-12-02 06:25:29,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:29,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663652623] [2024-12-02 06:25:29,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663652623] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:29,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:29,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 06:25:29,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314065105] [2024-12-02 06:25:29,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:29,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 06:25:29,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:29,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 06:25:29,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 06:25:29,932 INFO L87 Difference]: Start difference. First operand 7559 states and 11045 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, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-12-02 06:25:30,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:30,116 INFO L93 Difference]: Finished difference Result 7566 states and 11055 transitions. [2024-12-02 06:25:30,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 06:25:30,117 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, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 182 [2024-12-02 06:25:30,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:30,164 INFO L225 Difference]: With dead ends: 7566 [2024-12-02 06:25:30,164 INFO L226 Difference]: Without dead ends: 7563 [2024-12-02 06:25:30,170 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 [2024-12-02 06:25:30,170 INFO L435 NwaCegarLoop]: 3684 mSDtfsCounter, 0 mSDsluCounter, 3679 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7363 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 [2024-12-02 06:25:30,170 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7363 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 06:25:30,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2024-12-02 06:25:30,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 7563. [2024-12-02 06:25:30,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7563 states, 5418 states have (on average 1.3615725359911406) internal successors, (7377), 5618 states have internal predecessors, (7377), 1831 states have call successors, (1831), 314 states have call predecessors, (1831), 313 states have return successors, (1841), 1784 states have call predecessors, (1841), 1830 states have call successors, (1841) [2024-12-02 06:25:30,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7563 states to 7563 states and 11049 transitions. [2024-12-02 06:25:30,554 INFO L78 Accepts]: Start accepts. Automaton has 7563 states and 11049 transitions. Word has length 182 [2024-12-02 06:25:30,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:30,555 INFO L471 AbstractCegarLoop]: Abstraction has 7563 states and 11049 transitions. [2024-12-02 06:25:30,555 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, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-12-02 06:25:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 7563 states and 11049 transitions. [2024-12-02 06:25:30,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-12-02 06:25:30,561 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:30,561 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 06:25:30,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 06:25:30,562 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:30,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:30,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1095815569, now seen corresponding path program 1 times [2024-12-02 06:25:30,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:30,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859635069] [2024-12-02 06:25:30,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:30,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:32,013 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-12-02 06:25:32,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:32,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859635069] [2024-12-02 06:25:32,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859635069] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:32,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:32,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 06:25:32,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915292387] [2024-12-02 06:25:32,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:32,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 06:25:32,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:32,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 06:25:32,014 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 06:25:32,015 INFO L87 Difference]: Start difference. First operand 7563 states and 11049 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 06:25:32,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:32,511 INFO L93 Difference]: Finished difference Result 19148 states and 28248 transitions. [2024-12-02 06:25:32,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 06:25:32,511 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 184 [2024-12-02 06:25:32,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:32,614 INFO L225 Difference]: With dead ends: 19148 [2024-12-02 06:25:32,614 INFO L226 Difference]: Without dead ends: 11625 [2024-12-02 06:25:32,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:25:32,669 INFO L435 NwaCegarLoop]: 4333 mSDtfsCounter, 3206 mSDsluCounter, 6308 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3206 SdHoareTripleChecker+Valid, 10641 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 [2024-12-02 06:25:32,669 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3206 Valid, 10641 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:25:32,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11625 states. [2024-12-02 06:25:33,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11625 to 11501. [2024-12-02 06:25:33,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11501 states, 8104 states have (on average 1.3515547877591314) internal successors, (10953), 8424 states have internal predecessors, (10953), 2855 states have call successors, (2855), 542 states have call predecessors, (2855), 541 states have return successors, (3023), 2762 states have call predecessors, (3023), 2854 states have call successors, (3023) [2024-12-02 06:25:33,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11501 states to 11501 states and 16831 transitions. [2024-12-02 06:25:33,202 INFO L78 Accepts]: Start accepts. Automaton has 11501 states and 16831 transitions. Word has length 184 [2024-12-02 06:25:33,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:33,202 INFO L471 AbstractCegarLoop]: Abstraction has 11501 states and 16831 transitions. [2024-12-02 06:25:33,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-12-02 06:25:33,203 INFO L276 IsEmpty]: Start isEmpty. Operand 11501 states and 16831 transitions. [2024-12-02 06:25:33,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-12-02 06:25:33,208 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:33,208 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:33,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 06:25:33,209 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:33,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:33,209 INFO L85 PathProgramCache]: Analyzing trace with hash 687336200, now seen corresponding path program 1 times [2024-12-02 06:25:33,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:33,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553086401] [2024-12-02 06:25:33,209 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:33,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:34,309 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:25:34,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:34,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553086401] [2024-12-02 06:25:34,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553086401] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:34,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:34,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 06:25:34,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736460254] [2024-12-02 06:25:34,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:34,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:25:34,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:34,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:25:34,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:25:34,311 INFO L87 Difference]: Start difference. First operand 11501 states and 16831 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 06:25:35,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:35,024 INFO L93 Difference]: Finished difference Result 34449 states and 50559 transitions. [2024-12-02 06:25:35,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 06:25:35,024 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 193 [2024-12-02 06:25:35,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:35,155 INFO L225 Difference]: With dead ends: 34449 [2024-12-02 06:25:35,155 INFO L226 Difference]: Without dead ends: 22988 [2024-12-02 06:25:35,212 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 06:25:35,213 INFO L435 NwaCegarLoop]: 4669 mSDtfsCounter, 3679 mSDsluCounter, 12965 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3679 SdHoareTripleChecker+Valid, 17634 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:35,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3679 Valid, 17634 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:25:35,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22988 states. [2024-12-02 06:25:35,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22988 to 22977. [2024-12-02 06:25:36,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22977 states, 16197 states have (on average 1.3511761437303205) internal successors, (21885), 16837 states have internal predecessors, (21885), 5697 states have call successors, (5697), 1083 states have call predecessors, (5697), 1082 states have return successors, (6102), 5512 states have call predecessors, (6102), 5696 states have call successors, (6102) [2024-12-02 06:25:36,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22977 states to 22977 states and 33684 transitions. [2024-12-02 06:25:36,123 INFO L78 Accepts]: Start accepts. Automaton has 22977 states and 33684 transitions. Word has length 193 [2024-12-02 06:25:36,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:36,123 INFO L471 AbstractCegarLoop]: Abstraction has 22977 states and 33684 transitions. [2024-12-02 06:25:36,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 06:25:36,124 INFO L276 IsEmpty]: Start isEmpty. Operand 22977 states and 33684 transitions. [2024-12-02 06:25:36,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-12-02 06:25:36,126 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:36,127 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:36,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 06:25:36,127 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:36,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:36,127 INFO L85 PathProgramCache]: Analyzing trace with hash 338699788, now seen corresponding path program 1 times [2024-12-02 06:25:36,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:36,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545700470] [2024-12-02 06:25:36,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:36,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:36,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:25:37,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:37,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545700470] [2024-12-02 06:25:37,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545700470] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:37,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:37,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 06:25:37,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389443444] [2024-12-02 06:25:37,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:37,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:25:37,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:37,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:25:37,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:25:37,116 INFO L87 Difference]: Start difference. First operand 22977 states and 33684 transitions. Second operand has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 06:25:38,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:38,364 INFO L93 Difference]: Finished difference Result 68907 states and 101282 transitions. [2024-12-02 06:25:38,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 06:25:38,365 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 194 [2024-12-02 06:25:38,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:38,740 INFO L225 Difference]: With dead ends: 68907 [2024-12-02 06:25:38,740 INFO L226 Difference]: Without dead ends: 45970 [2024-12-02 06:25:38,892 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 06:25:38,892 INFO L435 NwaCegarLoop]: 3682 mSDtfsCounter, 3682 mSDsluCounter, 10991 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3682 SdHoareTripleChecker+Valid, 14673 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:38,892 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3682 Valid, 14673 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:25:38,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45970 states. [2024-12-02 06:25:40,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45970 to 45951. [2024-12-02 06:25:40,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45951 states, 32401 states have (on average 1.3506990524983797) internal successors, (43764), 33681 states have internal predecessors, (43764), 11381 states have call successors, (11381), 2169 states have call predecessors, (11381), 2168 states have return successors, (12320), 11012 states have call predecessors, (12320), 11380 states have call successors, (12320) [2024-12-02 06:25:40,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45951 states to 45951 states and 67465 transitions. [2024-12-02 06:25:40,943 INFO L78 Accepts]: Start accepts. Automaton has 45951 states and 67465 transitions. Word has length 194 [2024-12-02 06:25:40,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:40,944 INFO L471 AbstractCegarLoop]: Abstraction has 45951 states and 67465 transitions. [2024-12-02 06:25:40,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.4) internal successors, (82), 4 states have internal predecessors, (82), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 06:25:40,944 INFO L276 IsEmpty]: Start isEmpty. Operand 45951 states and 67465 transitions. [2024-12-02 06:25:40,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-12-02 06:25:40,950 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:40,951 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:40,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 06:25:40,951 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:40,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:40,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1523954645, now seen corresponding path program 1 times [2024-12-02 06:25:40,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:40,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703278019] [2024-12-02 06:25:40,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:40,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:42,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:42,367 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:25:42,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:42,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703278019] [2024-12-02 06:25:42,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703278019] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:42,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:42,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 06:25:42,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024370108] [2024-12-02 06:25:42,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:42,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:25:42,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:42,369 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:25:42,369 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:25:42,369 INFO L87 Difference]: Start difference. First operand 45951 states and 67465 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 06:25:44,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:44,500 INFO L93 Difference]: Finished difference Result 137857 states and 202895 transitions. [2024-12-02 06:25:44,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 06:25:44,500 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 191 [2024-12-02 06:25:44,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:45,078 INFO L225 Difference]: With dead ends: 137857 [2024-12-02 06:25:45,079 INFO L226 Difference]: Without dead ends: 91946 [2024-12-02 06:25:45,292 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 06:25:45,292 INFO L435 NwaCegarLoop]: 4694 mSDtfsCounter, 3677 mSDsluCounter, 13016 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3677 SdHoareTripleChecker+Valid, 17710 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:45,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3677 Valid, 17710 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:25:45,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91946 states. [2024-12-02 06:25:48,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91946 to 91751. [2024-12-02 06:25:48,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91751 states, 64685 states have (on average 1.3506686248743913) internal successors, (87368), 67293 states have internal predecessors, (87368), 22733 states have call successors, (22733), 4333 states have call predecessors, (22733), 4332 states have return successors, (24852), 21948 states have call predecessors, (24852), 22732 states have call successors, (24852) [2024-12-02 06:25:48,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91751 states to 91751 states and 134953 transitions. [2024-12-02 06:25:48,765 INFO L78 Accepts]: Start accepts. Automaton has 91751 states and 134953 transitions. Word has length 191 [2024-12-02 06:25:48,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:25:48,766 INFO L471 AbstractCegarLoop]: Abstraction has 91751 states and 134953 transitions. [2024-12-02 06:25:48,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 06:25:48,766 INFO L276 IsEmpty]: Start isEmpty. Operand 91751 states and 134953 transitions. [2024-12-02 06:25:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-12-02 06:25:48,772 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:25:48,772 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:25:48,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 06:25:48,772 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:25:48,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:25:48,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1622358897, now seen corresponding path program 1 times [2024-12-02 06:25:48,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:25:48,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5554500] [2024-12-02 06:25:48,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:25:48,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:25:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:25:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:25:50,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:25:50,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5554500] [2024-12-02 06:25:50,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5554500] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:25:50,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 06:25:50,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 06:25:50,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291350893] [2024-12-02 06:25:50,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:25:50,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 06:25:50,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:25:50,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 06:25:50,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 06:25:50,584 INFO L87 Difference]: Start difference. First operand 91751 states and 134953 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 06:25:55,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:25:55,558 INFO L93 Difference]: Finished difference Result 273245 states and 402726 transitions. [2024-12-02 06:25:55,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 06:25:55,559 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 192 [2024-12-02 06:25:55,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:25:56,770 INFO L225 Difference]: With dead ends: 273245 [2024-12-02 06:25:56,770 INFO L226 Difference]: Without dead ends: 181534 [2024-12-02 06:25:57,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 06:25:57,350 INFO L435 NwaCegarLoop]: 4671 mSDtfsCounter, 3678 mSDsluCounter, 12969 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3678 SdHoareTripleChecker+Valid, 17640 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 06:25:57,350 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3678 Valid, 17640 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 06:25:57,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181534 states. [2024-12-02 06:26:01,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181534 to 181375. [2024-12-02 06:26:01,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181375 states, 127845 states have (on average 1.3495482811216708) internal successors, (172533), 133001 states have internal predecessors, (172533), 44925 states have call successors, (44925), 8593 states have call predecessors, (44925), 8604 states have return successors, (49568), 43388 states have call predecessors, (49568), 44924 states have call successors, (49568) [2024-12-02 06:26:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181375 states to 181375 states and 267026 transitions. [2024-12-02 06:26:03,199 INFO L78 Accepts]: Start accepts. Automaton has 181375 states and 267026 transitions. Word has length 192 [2024-12-02 06:26:03,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:03,199 INFO L471 AbstractCegarLoop]: Abstraction has 181375 states and 267026 transitions. [2024-12-02 06:26:03,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 06:26:03,199 INFO L276 IsEmpty]: Start isEmpty. Operand 181375 states and 267026 transitions. [2024-12-02 06:26:03,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 06:26:03,204 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:03,204 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 06:26:03,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 06:26:03,204 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:26:03,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:03,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1121427250, now seen corresponding path program 1 times [2024-12-02 06:26:03,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:03,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193184233] [2024-12-02 06:26:03,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:03,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-12-02 06:26:05,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:05,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193184233] [2024-12-02 06:26:05,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193184233] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:26:05,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050925456] [2024-12-02 06:26:05,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:05,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:26:05,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:26:05,304 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:26:05,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 06:26:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:07,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 2656 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 06:26:07,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:26:07,528 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:26:07,528 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:26:07,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1050925456] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:07,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:26:07,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2024-12-02 06:26:07,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218837874] [2024-12-02 06:26:07,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:07,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 06:26:07,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:07,529 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 06:26:07,530 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-12-02 06:26:07,530 INFO L87 Difference]: Start difference. First operand 181375 states and 267026 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 06:26:16,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:16,224 INFO L93 Difference]: Finished difference Result 453053 states and 667118 transitions. [2024-12-02 06:26:16,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:26:16,225 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 204 [2024-12-02 06:26:16,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:17,540 INFO L225 Difference]: With dead ends: 453053 [2024-12-02 06:26:17,540 INFO L226 Difference]: Without dead ends: 271718 [2024-12-02 06:26:18,442 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2024-12-02 06:26:18,443 INFO L435 NwaCegarLoop]: 4353 mSDtfsCounter, 3720 mSDsluCounter, 21047 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3720 SdHoareTripleChecker+Valid, 25400 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:18,443 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3720 Valid, 25400 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 06:26:18,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271718 states. [2024-12-02 06:26:26,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271718 to 271199. [2024-12-02 06:26:26,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271199 states, 191177 states have (on average 1.3494981090821594) internal successors, (257993), 198957 states have internal predecessors, (257993), 67101 states have call successors, (67101), 12837 states have call predecessors, (67101), 12920 states have return successors, (74349), 64796 states have call predecessors, (74349), 67100 states have call successors, (74349) [2024-12-02 06:26:28,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271199 states to 271199 states and 399443 transitions. [2024-12-02 06:26:28,213 INFO L78 Accepts]: Start accepts. Automaton has 271199 states and 399443 transitions. Word has length 204 [2024-12-02 06:26:28,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:26:28,213 INFO L471 AbstractCegarLoop]: Abstraction has 271199 states and 399443 transitions. [2024-12-02 06:26:28,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 06:26:28,213 INFO L276 IsEmpty]: Start isEmpty. Operand 271199 states and 399443 transitions. [2024-12-02 06:26:28,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 06:26:28,220 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:26:28,220 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 06:26:28,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 06:26:28,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:26:28,421 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:26:28,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:26:28,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1707386043, now seen corresponding path program 1 times [2024-12-02 06:26:28,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:26:28,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514956774] [2024-12-02 06:26:28,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:28,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:26:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:30,131 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:26:30,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:26:30,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514956774] [2024-12-02 06:26:30,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514956774] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:26:30,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979804368] [2024-12-02 06:26:30,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:26:30,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:26:30,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:26:30,133 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:26:30,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 06:26:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:26:32,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 2658 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 06:26:32,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:26:32,743 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:26:32,743 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:26:32,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979804368] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:26:32,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:26:32,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2024-12-02 06:26:32,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150181588] [2024-12-02 06:26:32,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:26:32,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 06:26:32,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:26:32,744 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 06:26:32,744 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-12-02 06:26:32,745 INFO L87 Difference]: Start difference. First operand 271199 states and 399443 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 06:26:43,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 06:26:43,966 INFO L93 Difference]: Finished difference Result 632829 states and 932032 transitions. [2024-12-02 06:26:43,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 06:26:43,966 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 205 [2024-12-02 06:26:43,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 06:26:46,456 INFO L225 Difference]: With dead ends: 632829 [2024-12-02 06:26:46,457 INFO L226 Difference]: Without dead ends: 361670 [2024-12-02 06:26:47,900 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2024-12-02 06:26:47,900 INFO L435 NwaCegarLoop]: 5351 mSDtfsCounter, 3718 mSDsluCounter, 25027 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3718 SdHoareTripleChecker+Valid, 30378 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 06:26:47,900 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3718 Valid, 30378 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 06:26:48,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361670 states. [2024-12-02 06:26:57,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361670 to 361045. [2024-12-02 06:26:58,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 361045 states, 254521 states have (on average 1.3494564299213032) internal successors, (343465), 264943 states have internal predecessors, (343465), 89277 states have call successors, (89277), 17081 states have call predecessors, (89277), 17246 states have return successors, (99106), 86196 states have call predecessors, (99106), 89276 states have call successors, (99106) [2024-12-02 06:27:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361045 states to 361045 states and 531848 transitions. [2024-12-02 06:27:00,921 INFO L78 Accepts]: Start accepts. Automaton has 361045 states and 531848 transitions. Word has length 205 [2024-12-02 06:27:00,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 06:27:00,921 INFO L471 AbstractCegarLoop]: Abstraction has 361045 states and 531848 transitions. [2024-12-02 06:27:00,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2024-12-02 06:27:00,922 INFO L276 IsEmpty]: Start isEmpty. Operand 361045 states and 531848 transitions. [2024-12-02 06:27:00,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 06:27:00,927 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:27:00,927 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-12-02 06:27:00,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 06:27:01,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:27:01,128 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:27:01,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:27:01,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1425935929, now seen corresponding path program 1 times [2024-12-02 06:27:01,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:27:01,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565191637] [2024-12-02 06:27:01,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:01,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 06:27:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:02,678 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:27:02,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 06:27:02,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565191637] [2024-12-02 06:27:02,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565191637] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 06:27:02,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842887106] [2024-12-02 06:27:02,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:27:02,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 06:27:02,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:27:02,680 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 06:27:02,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f816068c-86b6-4c79-a316-eb7239b75add/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 06:27:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 06:27:04,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 2660 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 06:27:04,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 06:27:04,931 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-02 06:27:04,931 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 06:27:04,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842887106] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 06:27:04,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 06:27:04,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2024-12-02 06:27:04,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190639136] [2024-12-02 06:27:04,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 06:27:04,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 06:27:04,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 06:27:04,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 06:27:04,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-12-02 06:27:04,932 INFO L87 Difference]: Start difference. First operand 361045 states and 531848 transitions. Second operand has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 5 states have internal predecessors, (92), 3 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17)