./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.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_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66bf0b457d4d5112c0b99aeef3b038fb34481370a385df3d77d1a982d2cba2ad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:18:57,101 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:18:57,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 03:18:57,201 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:18:57,201 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:18:57,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:18:57,234 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:18:57,235 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:18:57,235 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:18:57,235 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:18:57,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:18:57,235 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:18:57,236 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:18:57,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:18:57,236 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:18:57,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:18:57,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:18:57,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:18:57,236 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:18:57,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:18:57,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:18:57,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:18:57,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:18:57,237 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:18:57,237 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:18:57,237 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:18:57,237 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:18:57,237 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:18:57,238 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:18:57,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:18:57,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:18:57,238 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:18:57,238 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:18:57,238 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:18:57,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:18:57,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:18:57,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:18:57,239 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:18:57,239 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:18:57,239 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:18:57,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:18:57,239 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:18:57,239 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:18:57,239 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:18:57,239 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:18:57,240 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_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66bf0b457d4d5112c0b99aeef3b038fb34481370a385df3d77d1a982d2cba2ad [2024-11-28 03:18:57,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:18:57,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:18:57,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:18:57,570 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:18:57,570 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:18:57,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2024-11-28 03:19:00,618 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/data/bd5bed0b5/ed38fa1424ab48a9a8c8d66e15f994c7/FLAG92d35e597 [2024-11-28 03:19:01,281 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:19:01,282 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2024-11-28 03:19:01,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/data/bd5bed0b5/ed38fa1424ab48a9a8c8d66e15f994c7/FLAG92d35e597 [2024-11-28 03:19:01,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/data/bd5bed0b5/ed38fa1424ab48a9a8c8d66e15f994c7 [2024-11-28 03:19:01,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:19:01,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:19:01,687 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:19:01,687 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:19:01,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:19:01,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:01" (1/1) ... [2024-11-28 03:19:01,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a7009b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:01, skipping insertion in model container [2024-11-28 03:19:01,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:01" (1/1) ... [2024-11-28 03:19:01,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:19:05,097 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_86e4b8ca-739c-4f25-b070-7035bab2f34f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i[348806,348819] [2024-11-28 03:19:05,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:19:05,474 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:19:05,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [4166] [2024-11-28 03:19:05,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [4723] [2024-11-28 03:19:05,710 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5842] [2024-11-28 03:19:05,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10747/dscv_tempdir/dscv/ri/32_7a/drivers/block/rsxx/cregs.c"), "i" (378), "i" (12UL)); [7950-7951] [2024-11-28 03:19:05,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8274] [2024-11-28 03:19:05,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8277] [2024-11-28 03:19:05,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8280] [2024-11-28 03:19:05,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8283] [2024-11-28 03:19:05,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8286] [2024-11-28 03:19:05,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [8998] [2024-11-28 03:19:05,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [9005] [2024-11-28 03:19:05,908 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [9022-9023] [2024-11-28 03:19:06,004 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)); [9647] [2024-11-28 03:19:06,004 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)); [9654] [2024-11-28 03:19:06,005 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)); [9661] [2024-11-28 03:19:06,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [9668] [2024-11-28 03:19:06,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (84), "i" (12UL)); [9782-9783] [2024-11-28 03:19:06,012 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (96), "i" (12UL)); [9806-9807] [2024-11-28 03:19:06,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [10447] [2024-11-28 03:19:06,247 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_86e4b8ca-739c-4f25-b070-7035bab2f34f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i[348806,348819] [2024-11-28 03:19:06,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:19:06,566 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:19:06,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06 WrapperNode [2024-11-28 03:19:06,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:19:06,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:19:06,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:19:06,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:19:06,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:06,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:06,954 INFO L138 Inliner]: procedures = 566, calls = 3732, calls flagged for inlining = 225, calls inlined = 183, statements flattened = 6575 [2024-11-28 03:19:06,955 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:19:06,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:19:06,956 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:19:06,956 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:19:06,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:06,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:07,008 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:08,562 INFO L175 MemorySlicer]: Split 1359 memory accesses to 29 slices as follows [15, 5, 11, 19, 5, 2, 15, 6, 75, 105, 2, 5, 5, 2, 9, 11, 5, 5, 2, 5, 17, 87, 5, 2, 5, 43, 2, 5, 884]. 65 percent of accesses are in the largest equivalence class. The 216 initializations are split as follows [0, 5, 0, 19, 5, 0, 15, 6, 75, 0, 0, 5, 5, 2, 0, 11, 5, 5, 0, 5, 17, 0, 5, 0, 5, 0, 0, 5, 21]. The 506 writes are split as follows [1, 0, 10, 0, 0, 1, 0, 0, 0, 90, 1, 0, 0, 0, 8, 0, 0, 0, 1, 0, 0, 87, 0, 1, 0, 43, 0, 0, 263]. [2024-11-28 03:19:08,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:08,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:08,753 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:08,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:08,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:08,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:08,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:08,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:19:08,980 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:19:08,981 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:19:08,981 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:19:08,982 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (1/1) ... [2024-11-28 03:19:08,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:19:09,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:19:09,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:19:09,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:19:09,066 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-28 03:19:09,066 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-28 03:19:09,066 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2024-11-28 03:19:09,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2024-11-28 03:19:09,067 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 03:19:09,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 03:19:09,067 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2024-11-28 03:19:09,067 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2024-11-28 03:19:09,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 03:19:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 03:19:09,069 INFO L130 BoogieDeclarations]: Found specification of procedure __disable_intr [2024-11-28 03:19:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __disable_intr [2024-11-28 03:19:09,069 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_hw_buffers_init [2024-11-28 03:19:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_hw_buffers_init [2024-11-28 03:19:09,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-28 03:19:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-28 03:19:09,069 INFO L130 BoogieDeclarations]: Found specification of procedure config_data_crc32 [2024-11-28 03:19:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure config_data_crc32 [2024-11-28 03:19:09,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 03:19:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 03:19:09,070 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_configure [2024-11-28 03:19:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_configure [2024-11-28 03:19:09,070 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-28 03:19:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-28 03:19:09,071 INFO L130 BoogieDeclarations]: Found specification of procedure creg_queue_cmd [2024-11-28 03:19:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_queue_cmd [2024-11-28 03:19:09,071 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_cleanup_dma_queue [2024-11-28 03:19:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_cleanup_dma_queue [2024-11-28 03:19:09,071 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_free_dma [2024-11-28 03:19:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_free_dma [2024-11-28 03:19:09,072 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2024-11-28 03:19:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2024-11-28 03:19:09,073 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-28 03:19:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-28 03:19:09,073 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2024-11-28 03:19:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2024-11-28 03:19:09,073 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_cancel [2024-11-28 03:19:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_cancel [2024-11-28 03:19:09,073 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-28 03:19:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-28 03:19:09,073 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dev_cleanup [2024-11-28 03:19:09,073 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dev_cleanup [2024-11-28 03:19:09,073 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_get_card_state [2024-11-28 03:19:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_get_card_state [2024-11-28 03:19:09,074 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-28 03:19:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-28 03:19:09,074 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2024-11-28 03:19:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2024-11-28 03:19:09,074 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_cram_write [2024-11-28 03:19:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_cram_write [2024-11-28 03:19:09,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-28 03:19:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-28 03:19:09,074 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-28 03:19:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-28 03:19:09,074 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-28 03:19:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-28 03:19:09,074 INFO L130 BoogieDeclarations]: Found specification of procedure config_data_swab [2024-11-28 03:19:09,074 INFO L138 BoogieDeclarations]: Found implementation of procedure config_data_swab [2024-11-28 03:19:09,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:19:09,074 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2024-11-28 03:19:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2024-11-28 03:19:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_issue_card_cmd [2024-11-28 03:19:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_issue_card_cmd [2024-11-28 03:19:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-11-28 03:19:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-11-28 03:19:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-28 03:19:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-28 03:19:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-28 03:19:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-28 03:19:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_detach_dev [2024-11-28 03:19:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_detach_dev [2024-11-28 03:19:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure CR_INTR_DMA [2024-11-28 03:19:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure CR_INTR_DMA [2024-11-28 03:19:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-28 03:19:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-28 03:19:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure push_tracker [2024-11-28 03:19:09,075 INFO L138 BoogieDeclarations]: Found implementation of procedure push_tracker [2024-11-28 03:19:09,075 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-28 03:19:09,080 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 03:19:09,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-28 03:19:09,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-28 03:19:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-28 03:19:09,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 03:19:09,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-28 03:19:09,083 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:19:09,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:19:09,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:19:09,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:19:09,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 03:19:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 03:19:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 03:19:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 03:19:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 03:19:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 03:19:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 03:19:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 03:19:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 03:19:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 03:19:09,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 03:19:09,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_6 [2024-11-28 03:19:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_6 [2024-11-28 03:19:09,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_reset_lock_of_NOT_ARG_SIGN [2024-11-28 03:19:09,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_reset_lock_of_NOT_ARG_SIGN [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure CREG_DATA [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure CREG_DATA [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure card_event_handler [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure card_event_handler [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-28 03:19:09,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-28 03:19:09,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-28 03:19:09,094 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2024-11-28 03:19:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2024-11-28 03:19:09,096 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_creg_write [2024-11-28 03:19:09,096 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_creg_write [2024-11-28 03:19:09,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:19:09,096 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_6 [2024-11-28 03:19:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_6 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2024-11-28 03:19:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-28 03:19:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_6 [2024-11-28 03:19:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_6 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 03:19:09,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 03:19:09,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2024-11-28 03:19:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure dma_intr_coal_val [2024-11-28 03:19:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_intr_coal_val [2024-11-28 03:19:09,098 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-28 03:19:09,098 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_pci_remove [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_pci_remove [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_destroy [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_destroy [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_queue_reset [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_queue_reset [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure __issue_creg_rw [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __issue_creg_rw [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_dev_lock_of_rsxx_cardinfo [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_dev_lock_of_rsxx_cardinfo [2024-11-28 03:19:09,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:19:09,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:19:09,100 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-28 03:19:09,100 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-28 03:19:09,102 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-28 03:19:09,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-28 03:19:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 03:19:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 03:19:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 03:19:09,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 03:19:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 03:19:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 03:19:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 03:19:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 03:19:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 03:19:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 03:19:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 03:19:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 03:19:09,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-28 03:19:09,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-28 03:19:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-28 03:19:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-28 03:19:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-28 03:19:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-28 03:19:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 03:19:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 03:19:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 03:19:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 03:19:09,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 03:19:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 03:19:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 03:19:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 03:19:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 03:19:09,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-28 03:19:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 03:19:09,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_creg_read [2024-11-28 03:19:09,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_creg_read [2024-11-28 03:19:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_reset_lock_of_NOT_ARG_SIGN [2024-11-28 03:19:09,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_reset_lock_of_NOT_ARG_SIGN [2024-11-28 03:19:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-28 03:19:09,110 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-28 03:19:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2024-11-28 03:19:09,110 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2024-11-28 03:19:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2024-11-28 03:19:09,110 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2024-11-28 03:19:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2024-11-28 03:19:09,110 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2024-11-28 03:19:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_dev_lock_of_rsxx_cardinfo [2024-11-28 03:19:09,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_dev_lock_of_rsxx_cardinfo [2024-11-28 03:19:09,110 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2024-11-28 03:19:09,110 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_9 [2024-11-28 03:19:09,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_9 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-28 03:19:09,111 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 03:19:09,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure dev_crit [2024-11-28 03:19:09,111 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_crit [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2024-11-28 03:19:09,111 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_complete_dma [2024-11-28 03:19:09,111 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_complete_dma [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-28 03:19:09,111 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 03:19:09,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-28 03:19:09,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-28 03:19:09,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 03:19:09,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 03:19:09,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 03:19:09,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 03:19:09,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 03:19:09,112 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 03:19:09,113 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-28 03:19:09,117 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_eeh_failure [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_eeh_failure [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure card_shutdown [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure card_shutdown [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-11-28 03:19:09,118 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 03:19:09,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_reg_access [2024-11-28 03:19:09,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_reg_access [2024-11-28 03:19:09,119 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2024-11-28 03:19:09,120 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-28 03:19:09,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-28 03:19:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-11-28 03:19:09,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-11-28 03:19:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-11-28 03:19:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure creg_kick_queue [2024-11-28 03:19:09,123 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_kick_queue [2024-11-28 03:19:09,123 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2024-11-28 03:19:09,123 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2024-11-28 03:19:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-28 03:19:09,124 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-28 03:19:09,124 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-28 03:19:09,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-28 03:19:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-28 03:19:09,126 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-28 03:19:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-28 03:19:09,126 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-28 03:19:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-28 03:19:09,126 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-28 03:19:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_cleanup [2024-11-28 03:19:09,126 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_cleanup [2024-11-28 03:19:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-28 03:19:09,126 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-28 03:19:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-28 03:19:09,126 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-28 03:19:09,126 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_6 [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_6 [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_pci_shutdown [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_pci_shutdown [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure issue_creg_rw [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_creg_rw [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_card_state_to_str [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_card_state_to_str [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_disable_ier [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_disable_ier [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2024-11-28 03:19:09,127 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:19:09,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-28 03:19:09,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_disable_ier_and_isr [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_disable_ier_and_isr [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure get_tracker_dma [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tracker_dma [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-28 03:19:09,129 INFO L130 BoogieDeclarations]: Found specification of procedure creg_cmd_done [2024-11-28 03:19:09,129 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_cmd_done [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_enable_ier_and_isr [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_enable_ier_and_isr [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_get_card_size8 [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_get_card_size8 [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_read_hw_log [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_read_hw_log [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-28 03:19:09,130 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-28 03:19:09,130 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2024-11-28 03:19:09,131 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-28 03:19:09,131 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2024-11-28 03:19:09,131 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_size [2024-11-28 03:19:09,131 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_size [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure __enable_intr [2024-11-28 03:19:09,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __enable_intr [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 03:19:09,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-28 03:19:09,132 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2024-11-28 03:19:09,132 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2024-11-28 03:19:10,526 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:19:10,532 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:19:28,805 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 03:19:34,602 INFO L? ?]: Removed 2530 outVars from TransFormulas that were not future-live. [2024-11-28 03:19:34,602 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:19:34,675 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:19:34,675 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:19:34,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:19:34 BoogieIcfgContainer [2024-11-28 03:19:34,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:19:34,682 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:19:34,682 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:19:34,688 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:19:34,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:19:01" (1/3) ... [2024-11-28 03:19:34,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@617b2643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:19:34, skipping insertion in model container [2024-11-28 03:19:34,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:06" (2/3) ... [2024-11-28 03:19:34,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@617b2643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:19:34, skipping insertion in model container [2024-11-28 03:19:34,690 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:19:34" (3/3) ... [2024-11-28 03:19:34,691 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2024-11-28 03:19:34,709 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:19:34,712 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i that has 182 procedures, 2568 locations, 1 initial locations, 32 loop locations, and 1 error locations. [2024-11-28 03:19:34,861 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:19:34,876 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;@12005705, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:19:34,876 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:19:34,888 INFO L276 IsEmpty]: Start isEmpty. Operand has 2459 states, 1671 states have (on average 1.310592459605027) internal successors, (2190), 1729 states have internal predecessors, (2190), 633 states have call successors, (633), 154 states have call predecessors, (633), 153 states have return successors, (622), 616 states have call predecessors, (622), 622 states have call successors, (622) [2024-11-28 03:19:34,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-11-28 03:19:34,915 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:19:34,916 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:19:34,916 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:19:34,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:19:34,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1021867689, now seen corresponding path program 1 times [2024-11-28 03:19:34,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:19:34,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227212307] [2024-11-28 03:19:34,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:19:34,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:19:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:19:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 869 trivial. 0 not checked. [2024-11-28 03:19:39,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:19:39,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227212307] [2024-11-28 03:19:39,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227212307] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:19:39,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840099082] [2024-11-28 03:19:39,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:19:39,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:19:39,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:19:39,119 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:19:39,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:19:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:19:43,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 4931 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:19:43,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:19:43,593 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-28 03:19:43,593 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:19:43,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840099082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:19:43,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:19:43,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 03:19:43,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955057690] [2024-11-28 03:19:43,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:19:43,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:19:43,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:19:43,629 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:19:43,630 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:19:43,639 INFO L87 Difference]: Start difference. First operand has 2459 states, 1671 states have (on average 1.310592459605027) internal successors, (2190), 1729 states have internal predecessors, (2190), 633 states have call successors, (633), 154 states have call predecessors, (633), 153 states have return successors, (622), 616 states have call predecessors, (622), 622 states have call successors, (622) Second operand has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 03:19:43,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:19:43,981 INFO L93 Difference]: Finished difference Result 4913 states and 7022 transitions. [2024-11-28 03:19:43,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:19:43,983 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 295 [2024-11-28 03:19:43,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:19:44,034 INFO L225 Difference]: With dead ends: 4913 [2024-11-28 03:19:44,035 INFO L226 Difference]: Without dead ends: 2439 [2024-11-28 03:19:44,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:19:44,063 INFO L435 NwaCegarLoop]: 3430 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, 3430 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:19:44,065 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3430 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:19:44,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2439 states. [2024-11-28 03:19:44,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2439 to 2439. [2024-11-28 03:19:44,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2439 states, 1664 states have (on average 1.3010817307692308) internal successors, (2165), 1709 states have internal predecessors, (2165), 622 states have call successors, (622), 153 states have call predecessors, (622), 152 states have return successors, (612), 606 states have call predecessors, (612), 612 states have call successors, (612) [2024-11-28 03:19:44,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2439 states and 3399 transitions. [2024-11-28 03:19:44,362 INFO L78 Accepts]: Start accepts. Automaton has 2439 states and 3399 transitions. Word has length 295 [2024-11-28 03:19:44,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:19:44,364 INFO L471 AbstractCegarLoop]: Abstraction has 2439 states and 3399 transitions. [2024-11-28 03:19:44,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-28 03:19:44,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 3399 transitions. [2024-11-28 03:19:44,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-11-28 03:19:44,377 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:19:44,378 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:19:44,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 03:19:44,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86e4b8ca-739c-4f25-b070-7035bab2f34f/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 03:19:44,579 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:19:44,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:19:44,580 INFO L85 PathProgramCache]: Analyzing trace with hash 627359237, now seen corresponding path program 1 times [2024-11-28 03:19:44,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:19:44,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354533495] [2024-11-28 03:19:44,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:19:44,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:19:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:19:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-28 03:19:47,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:19:47,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354533495] [2024-11-28 03:19:47,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354533495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:19:47,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:19:47,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:19:47,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517073505] [2024-11-28 03:19:47,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:19:47,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:19:47,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:19:47,952 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:19:47,952 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:19:47,952 INFO L87 Difference]: Start difference. First operand 2439 states and 3399 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:19:48,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:19:48,743 INFO L93 Difference]: Finished difference Result 6246 states and 8648 transitions. [2024-11-28 03:19:48,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:19:48,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 295 [2024-11-28 03:19:48,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:19:48,781 INFO L225 Difference]: With dead ends: 6246 [2024-11-28 03:19:48,782 INFO L226 Difference]: Without dead ends: 3854 [2024-11-28 03:19:48,794 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:19:48,795 INFO L435 NwaCegarLoop]: 3400 mSDtfsCounter, 1977 mSDsluCounter, 3272 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1977 SdHoareTripleChecker+Valid, 6672 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:19:48,796 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1977 Valid, 6672 Invalid, 55 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 03:19:48,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3854 states. [2024-11-28 03:19:49,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3854 to 3835. [2024-11-28 03:19:49,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3835 states, 2653 states have (on average 1.3060686015831136) internal successors, (3465), 2716 states have internal predecessors, (3465), 918 states have call successors, (918), 264 states have call predecessors, (918), 263 states have return successors, (908), 896 states have call predecessors, (908), 908 states have call successors, (908) [2024-11-28 03:19:49,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 3835 states and 5291 transitions. [2024-11-28 03:19:49,145 INFO L78 Accepts]: Start accepts. Automaton has 3835 states and 5291 transitions. Word has length 295 [2024-11-28 03:19:49,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:19:49,148 INFO L471 AbstractCegarLoop]: Abstraction has 3835 states and 5291 transitions. [2024-11-28 03:19:49,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:19:49,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3835 states and 5291 transitions. [2024-11-28 03:19:49,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-28 03:19:49,156 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:19:49,156 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:19:49,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:19:49,157 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:19:49,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:19:49,158 INFO L85 PathProgramCache]: Analyzing trace with hash -1681796058, now seen corresponding path program 1 times [2024-11-28 03:19:49,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:19:49,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139007212] [2024-11-28 03:19:49,158 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:19:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:19:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:19:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-28 03:19:52,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:19:52,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139007212] [2024-11-28 03:19:52,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139007212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:19:52,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:19:52,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:19:52,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335175027] [2024-11-28 03:19:52,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:19:52,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:19:52,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:19:52,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:19:52,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:19:52,155 INFO L87 Difference]: Start difference. First operand 3835 states and 5291 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:19:52,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:19:52,372 INFO L93 Difference]: Finished difference Result 3842 states and 5295 transitions. [2024-11-28 03:19:52,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:19:52,374 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 299 [2024-11-28 03:19:52,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:19:52,411 INFO L225 Difference]: With dead ends: 3842 [2024-11-28 03:19:52,411 INFO L226 Difference]: Without dead ends: 3838 [2024-11-28 03:19:52,414 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:19:52,416 INFO L435 NwaCegarLoop]: 3393 mSDtfsCounter, 3288 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3288 SdHoareTripleChecker+Valid, 3428 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:19:52,417 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3288 Valid, 3428 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:19:52,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3838 states. [2024-11-28 03:19:52,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3838 to 3836. [2024-11-28 03:19:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3836 states, 2655 states have (on average 1.305084745762712) internal successors, (3465), 2716 states have internal predecessors, (3465), 916 states have call successors, (916), 265 states have call predecessors, (916), 264 states have return successors, (908), 896 states have call predecessors, (908), 908 states have call successors, (908) [2024-11-28 03:19:52,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 3836 states and 5289 transitions. [2024-11-28 03:19:52,682 INFO L78 Accepts]: Start accepts. Automaton has 3836 states and 5289 transitions. Word has length 299 [2024-11-28 03:19:52,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:19:52,684 INFO L471 AbstractCegarLoop]: Abstraction has 3836 states and 5289 transitions. [2024-11-28 03:19:52,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:19:52,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3836 states and 5289 transitions. [2024-11-28 03:19:52,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-11-28 03:19:52,694 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:19:52,694 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:19:52,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:19:52,695 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:19:52,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:19:52,696 INFO L85 PathProgramCache]: Analyzing trace with hash -598230434, now seen corresponding path program 1 times [2024-11-28 03:19:52,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:19:52,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204918536] [2024-11-28 03:19:52,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:19:52,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:19:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:19:56,171 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-28 03:19:56,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:19:56,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204918536] [2024-11-28 03:19:56,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204918536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:19:56,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:19:56,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:19:56,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470190452] [2024-11-28 03:19:56,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:19:56,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:19:56,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:19:56,175 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:19:56,175 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:19:56,175 INFO L87 Difference]: Start difference. First operand 3836 states and 5289 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:19:56,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:19:56,370 INFO L93 Difference]: Finished difference Result 3838 states and 5290 transitions. [2024-11-28 03:19:56,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:19:56,371 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 300 [2024-11-28 03:19:56,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:19:56,403 INFO L225 Difference]: With dead ends: 3838 [2024-11-28 03:19:56,403 INFO L226 Difference]: Without dead ends: 3835 [2024-11-28 03:19:56,406 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:19:56,408 INFO L435 NwaCegarLoop]: 3392 mSDtfsCounter, 3321 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3321 SdHoareTripleChecker+Valid, 3392 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:19:56,409 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3321 Valid, 3392 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:19:56,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3835 states. [2024-11-28 03:19:56,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3835 to 3835. [2024-11-28 03:19:56,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3835 states, 2655 states have (on average 1.304708097928437) internal successors, (3464), 2715 states have internal predecessors, (3464), 915 states have call successors, (915), 265 states have call predecessors, (915), 264 states have return successors, (908), 896 states have call predecessors, (908), 908 states have call successors, (908) [2024-11-28 03:19:56,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 3835 states and 5287 transitions. [2024-11-28 03:19:56,678 INFO L78 Accepts]: Start accepts. Automaton has 3835 states and 5287 transitions. Word has length 300 [2024-11-28 03:19:56,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:19:56,683 INFO L471 AbstractCegarLoop]: Abstraction has 3835 states and 5287 transitions. [2024-11-28 03:19:56,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:19:56,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3835 states and 5287 transitions. [2024-11-28 03:19:56,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2024-11-28 03:19:56,692 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:19:56,693 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:19:56,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:19:56,693 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:19:56,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:19:56,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1367429591, now seen corresponding path program 1 times [2024-11-28 03:19:56,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:19:56,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24570669] [2024-11-28 03:19:56,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:19:56,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:19:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:19:59,494 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-28 03:19:59,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:19:59,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24570669] [2024-11-28 03:19:59,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24570669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:19:59,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:19:59,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:19:59,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675369460] [2024-11-28 03:19:59,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:19:59,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:19:59,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:19:59,498 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:19:59,498 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:19:59,498 INFO L87 Difference]: Start difference. First operand 3835 states and 5287 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:19:59,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:19:59,711 INFO L93 Difference]: Finished difference Result 3837 states and 5288 transitions. [2024-11-28 03:19:59,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:19:59,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 301 [2024-11-28 03:19:59,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:19:59,745 INFO L225 Difference]: With dead ends: 3837 [2024-11-28 03:19:59,745 INFO L226 Difference]: Without dead ends: 3834 [2024-11-28 03:19:59,749 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:19:59,750 INFO L435 NwaCegarLoop]: 3390 mSDtfsCounter, 3318 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3318 SdHoareTripleChecker+Valid, 3390 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:19:59,751 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3318 Valid, 3390 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:19:59,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3834 states. [2024-11-28 03:20:00,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3834 to 3834. [2024-11-28 03:20:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3834 states, 2655 states have (on average 1.3043314500941618) internal successors, (3463), 2714 states have internal predecessors, (3463), 914 states have call successors, (914), 265 states have call predecessors, (914), 264 states have return successors, (908), 896 states have call predecessors, (908), 908 states have call successors, (908) [2024-11-28 03:20:00,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 3834 states and 5285 transitions. [2024-11-28 03:20:00,101 INFO L78 Accepts]: Start accepts. Automaton has 3834 states and 5285 transitions. Word has length 301 [2024-11-28 03:20:00,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:00,102 INFO L471 AbstractCegarLoop]: Abstraction has 3834 states and 5285 transitions. [2024-11-28 03:20:00,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:20:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3834 states and 5285 transitions. [2024-11-28 03:20:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2024-11-28 03:20:00,109 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:00,110 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:00,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:20:00,110 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:00,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:00,111 INFO L85 PathProgramCache]: Analyzing trace with hash 557205185, now seen corresponding path program 1 times [2024-11-28 03:20:00,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:00,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431747281] [2024-11-28 03:20:00,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:00,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:03,011 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-28 03:20:03,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:03,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431747281] [2024-11-28 03:20:03,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431747281] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:03,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:03,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:03,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873913012] [2024-11-28 03:20:03,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:03,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:03,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:03,015 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:03,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:03,016 INFO L87 Difference]: Start difference. First operand 3834 states and 5285 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:20:03,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:03,258 INFO L93 Difference]: Finished difference Result 3836 states and 5286 transitions. [2024-11-28 03:20:03,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:03,259 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 302 [2024-11-28 03:20:03,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:03,290 INFO L225 Difference]: With dead ends: 3836 [2024-11-28 03:20:03,290 INFO L226 Difference]: Without dead ends: 3833 [2024-11-28 03:20:03,293 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:03,295 INFO L435 NwaCegarLoop]: 3388 mSDtfsCounter, 3315 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3315 SdHoareTripleChecker+Valid, 3388 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:03,295 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3315 Valid, 3388 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:20:03,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3833 states. [2024-11-28 03:20:03,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3833 to 3833. [2024-11-28 03:20:03,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3833 states, 2655 states have (on average 1.303954802259887) internal successors, (3462), 2713 states have internal predecessors, (3462), 913 states have call successors, (913), 265 states have call predecessors, (913), 264 states have return successors, (908), 896 states have call predecessors, (908), 908 states have call successors, (908) [2024-11-28 03:20:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3833 states to 3833 states and 5283 transitions. [2024-11-28 03:20:03,586 INFO L78 Accepts]: Start accepts. Automaton has 3833 states and 5283 transitions. Word has length 302 [2024-11-28 03:20:03,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:03,587 INFO L471 AbstractCegarLoop]: Abstraction has 3833 states and 5283 transitions. [2024-11-28 03:20:03,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:20:03,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3833 states and 5283 transitions. [2024-11-28 03:20:03,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-11-28 03:20:03,595 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:03,596 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:03,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:20:03,596 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:03,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:03,596 INFO L85 PathProgramCache]: Analyzing trace with hash 91345964, now seen corresponding path program 1 times [2024-11-28 03:20:03,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:03,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811576184] [2024-11-28 03:20:03,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:03,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:06,286 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-28 03:20:06,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:06,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811576184] [2024-11-28 03:20:06,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811576184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:06,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:06,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:06,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787280459] [2024-11-28 03:20:06,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:06,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:06,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:06,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:06,288 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:06,288 INFO L87 Difference]: Start difference. First operand 3833 states and 5283 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:20:06,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:06,896 INFO L93 Difference]: Finished difference Result 11376 states and 15923 transitions. [2024-11-28 03:20:06,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:06,897 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 303 [2024-11-28 03:20:06,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:06,977 INFO L225 Difference]: With dead ends: 11376 [2024-11-28 03:20:06,977 INFO L226 Difference]: Without dead ends: 7590 [2024-11-28 03:20:07,001 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:07,003 INFO L435 NwaCegarLoop]: 4148 mSDtfsCounter, 3345 mSDsluCounter, 3322 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3345 SdHoareTripleChecker+Valid, 7470 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:07,003 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3345 Valid, 7470 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:20:07,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7590 states. [2024-11-28 03:20:07,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7590 to 7582. [2024-11-28 03:20:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7582 states, 5261 states have (on average 1.3054552366470253) internal successors, (6868), 5374 states have internal predecessors, (6868), 1797 states have call successors, (1797), 525 states have call predecessors, (1797), 523 states have return successors, (1911), 1766 states have call predecessors, (1911), 1791 states have call successors, (1911) [2024-11-28 03:20:07,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7582 states to 7582 states and 10576 transitions. [2024-11-28 03:20:07,659 INFO L78 Accepts]: Start accepts. Automaton has 7582 states and 10576 transitions. Word has length 303 [2024-11-28 03:20:07,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:07,661 INFO L471 AbstractCegarLoop]: Abstraction has 7582 states and 10576 transitions. [2024-11-28 03:20:07,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:20:07,662 INFO L276 IsEmpty]: Start isEmpty. Operand 7582 states and 10576 transitions. [2024-11-28 03:20:07,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-11-28 03:20:07,668 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:07,668 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:07,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:20:07,669 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:07,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:07,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1465383132, now seen corresponding path program 1 times [2024-11-28 03:20:07,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:07,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251823891] [2024-11-28 03:20:07,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:07,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-28 03:20:10,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:10,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251823891] [2024-11-28 03:20:10,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251823891] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:10,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:10,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:10,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686800147] [2024-11-28 03:20:10,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:10,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:10,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:10,268 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:10,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:10,268 INFO L87 Difference]: Start difference. First operand 7582 states and 10576 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:20:10,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:10,640 INFO L93 Difference]: Finished difference Result 7584 states and 10577 transitions. [2024-11-28 03:20:10,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:10,640 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 304 [2024-11-28 03:20:10,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:10,690 INFO L225 Difference]: With dead ends: 7584 [2024-11-28 03:20:10,690 INFO L226 Difference]: Without dead ends: 7567 [2024-11-28 03:20:10,697 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:10,699 INFO L435 NwaCegarLoop]: 3387 mSDtfsCounter, 3311 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3311 SdHoareTripleChecker+Valid, 3387 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:10,699 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3311 Valid, 3387 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:20:10,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7567 states. [2024-11-28 03:20:11,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7567 to 7567. [2024-11-28 03:20:11,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7567 states, 5250 states have (on average 1.3051428571428572) internal successors, (6852), 5362 states have internal predecessors, (6852), 1793 states have call successors, (1793), 525 states have call predecessors, (1793), 523 states have return successors, (1908), 1763 states have call predecessors, (1908), 1788 states have call successors, (1908) [2024-11-28 03:20:11,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7567 states to 7567 states and 10553 transitions. [2024-11-28 03:20:11,200 INFO L78 Accepts]: Start accepts. Automaton has 7567 states and 10553 transitions. Word has length 304 [2024-11-28 03:20:11,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:11,201 INFO L471 AbstractCegarLoop]: Abstraction has 7567 states and 10553 transitions. [2024-11-28 03:20:11,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-28 03:20:11,201 INFO L276 IsEmpty]: Start isEmpty. Operand 7567 states and 10553 transitions. [2024-11-28 03:20:11,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2024-11-28 03:20:11,216 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:11,216 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:11,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:20:11,217 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:11,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:11,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1241543142, now seen corresponding path program 1 times [2024-11-28 03:20:11,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:11,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008164024] [2024-11-28 03:20:11,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:11,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:14,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-28 03:20:14,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:14,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008164024] [2024-11-28 03:20:14,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008164024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:14,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:14,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:20:14,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596480878] [2024-11-28 03:20:14,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:14,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:20:14,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:14,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:20:14,430 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:20:14,430 INFO L87 Difference]: Start difference. First operand 7567 states and 10553 transitions. Second operand has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:20:15,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:15,166 INFO L93 Difference]: Finished difference Result 15095 states and 21052 transitions. [2024-11-28 03:20:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:20:15,167 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 390 [2024-11-28 03:20:15,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:15,221 INFO L225 Difference]: With dead ends: 15095 [2024-11-28 03:20:15,221 INFO L226 Difference]: Without dead ends: 7575 [2024-11-28 03:20:15,259 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:20:15,260 INFO L435 NwaCegarLoop]: 3384 mSDtfsCounter, 0 mSDsluCounter, 6755 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10139 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:15,261 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10139 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:20:15,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7575 states. [2024-11-28 03:20:15,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7575 to 7575. [2024-11-28 03:20:15,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7575 states, 5258 states have (on average 1.3046785850133131) internal successors, (6860), 5370 states have internal predecessors, (6860), 1793 states have call successors, (1793), 525 states have call predecessors, (1793), 523 states have return successors, (1908), 1763 states have call predecessors, (1908), 1788 states have call successors, (1908) [2024-11-28 03:20:15,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7575 states to 7575 states and 10561 transitions. [2024-11-28 03:20:15,793 INFO L78 Accepts]: Start accepts. Automaton has 7575 states and 10561 transitions. Word has length 390 [2024-11-28 03:20:15,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:15,794 INFO L471 AbstractCegarLoop]: Abstraction has 7575 states and 10561 transitions. [2024-11-28 03:20:15,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:20:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 7575 states and 10561 transitions. [2024-11-28 03:20:15,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2024-11-28 03:20:15,813 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:15,813 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:15,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:20:15,813 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:15,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:15,814 INFO L85 PathProgramCache]: Analyzing trace with hash 1019788419, now seen corresponding path program 1 times [2024-11-28 03:20:15,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:15,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298182984] [2024-11-28 03:20:15,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:15,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:19,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-28 03:20:19,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:19,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298182984] [2024-11-28 03:20:19,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298182984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:19,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:19,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:20:19,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949714830] [2024-11-28 03:20:19,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:19,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:20:19,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:19,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:20:19,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:20:19,159 INFO L87 Difference]: Start difference. First operand 7575 states and 10561 transitions. Second operand has 4 states, 4 states have (on average 29.5) internal successors, (118), 4 states have internal predecessors, (118), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:20:19,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:19,831 INFO L93 Difference]: Finished difference Result 15119 states and 21080 transitions. [2024-11-28 03:20:19,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:20:19,832 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 4 states have internal predecessors, (118), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 389 [2024-11-28 03:20:19,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:19,889 INFO L225 Difference]: With dead ends: 15119 [2024-11-28 03:20:19,889 INFO L226 Difference]: Without dead ends: 7591 [2024-11-28 03:20:19,929 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:20:19,931 INFO L435 NwaCegarLoop]: 3385 mSDtfsCounter, 1 mSDsluCounter, 6756 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 10141 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:19,931 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 10141 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:20:19,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7591 states. [2024-11-28 03:20:20,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7591 to 7583. [2024-11-28 03:20:20,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7583 states, 5266 states have (on average 1.304215723509305) internal successors, (6868), 5378 states have internal predecessors, (6868), 1793 states have call successors, (1793), 525 states have call predecessors, (1793), 523 states have return successors, (1908), 1763 states have call predecessors, (1908), 1788 states have call successors, (1908) [2024-11-28 03:20:20,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7583 states to 7583 states and 10569 transitions. [2024-11-28 03:20:20,453 INFO L78 Accepts]: Start accepts. Automaton has 7583 states and 10569 transitions. Word has length 389 [2024-11-28 03:20:20,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:20,454 INFO L471 AbstractCegarLoop]: Abstraction has 7583 states and 10569 transitions. [2024-11-28 03:20:20,454 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 4 states have internal predecessors, (118), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:20:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 7583 states and 10569 transitions. [2024-11-28 03:20:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2024-11-28 03:20:20,472 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:20,473 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:20,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:20:20,474 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:20,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:20,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1173010577, now seen corresponding path program 1 times [2024-11-28 03:20:20,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:20,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588520812] [2024-11-28 03:20:20,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:20,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:23,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-28 03:20:23,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:23,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588520812] [2024-11-28 03:20:23,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588520812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:23,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:23,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:20:23,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302099208] [2024-11-28 03:20:23,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:23,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:20:23,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:23,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:20:23,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:20:23,885 INFO L87 Difference]: Start difference. First operand 7583 states and 10569 transitions. Second operand has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:20:24,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:24,609 INFO L93 Difference]: Finished difference Result 15139 states and 21104 transitions. [2024-11-28 03:20:24,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:20:24,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 388 [2024-11-28 03:20:24,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:24,655 INFO L225 Difference]: With dead ends: 15139 [2024-11-28 03:20:24,655 INFO L226 Difference]: Without dead ends: 7603 [2024-11-28 03:20:24,676 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:20:24,677 INFO L435 NwaCegarLoop]: 3387 mSDtfsCounter, 1 mSDsluCounter, 6759 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 10146 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:24,677 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 10146 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:20:24,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7603 states. [2024-11-28 03:20:25,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7603 to 7591. [2024-11-28 03:20:25,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7591 states, 5274 states have (on average 1.3037542662116042) internal successors, (6876), 5386 states have internal predecessors, (6876), 1793 states have call successors, (1793), 525 states have call predecessors, (1793), 523 states have return successors, (1908), 1763 states have call predecessors, (1908), 1788 states have call successors, (1908) [2024-11-28 03:20:25,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7591 states to 7591 states and 10577 transitions. [2024-11-28 03:20:25,165 INFO L78 Accepts]: Start accepts. Automaton has 7591 states and 10577 transitions. Word has length 388 [2024-11-28 03:20:25,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:25,166 INFO L471 AbstractCegarLoop]: Abstraction has 7591 states and 10577 transitions. [2024-11-28 03:20:25,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.25) internal successors, (117), 4 states have internal predecessors, (117), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:20:25,166 INFO L276 IsEmpty]: Start isEmpty. Operand 7591 states and 10577 transitions. [2024-11-28 03:20:25,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2024-11-28 03:20:25,179 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:25,179 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:25,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:20:25,179 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:25,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:25,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1304495074, now seen corresponding path program 1 times [2024-11-28 03:20:25,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:25,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121131655] [2024-11-28 03:20:25,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:25,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:27,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-28 03:20:27,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:27,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121131655] [2024-11-28 03:20:27,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121131655] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:27,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:27,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:27,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247769076] [2024-11-28 03:20:27,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:27,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:27,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:27,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:27,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:27,908 INFO L87 Difference]: Start difference. First operand 7591 states and 10577 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:20:28,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:28,472 INFO L93 Difference]: Finished difference Result 15144 states and 21096 transitions. [2024-11-28 03:20:28,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:28,473 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 389 [2024-11-28 03:20:28,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:28,524 INFO L225 Difference]: With dead ends: 15144 [2024-11-28 03:20:28,524 INFO L226 Difference]: Without dead ends: 7600 [2024-11-28 03:20:28,550 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:28,551 INFO L435 NwaCegarLoop]: 3391 mSDtfsCounter, 3381 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3381 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:28,552 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3381 Valid, 3399 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:20:28,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7600 states. [2024-11-28 03:20:29,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7600 to 7591. [2024-11-28 03:20:29,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7591 states, 5274 states have (on average 1.3029958285930983) internal successors, (6872), 5386 states have internal predecessors, (6872), 1793 states have call successors, (1793), 525 states have call predecessors, (1793), 523 states have return successors, (1908), 1763 states have call predecessors, (1908), 1788 states have call successors, (1908) [2024-11-28 03:20:29,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7591 states to 7591 states and 10573 transitions. [2024-11-28 03:20:29,076 INFO L78 Accepts]: Start accepts. Automaton has 7591 states and 10573 transitions. Word has length 389 [2024-11-28 03:20:29,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:29,078 INFO L471 AbstractCegarLoop]: Abstraction has 7591 states and 10573 transitions. [2024-11-28 03:20:29,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-28 03:20:29,079 INFO L276 IsEmpty]: Start isEmpty. Operand 7591 states and 10573 transitions. [2024-11-28 03:20:29,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2024-11-28 03:20:29,091 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:29,091 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:29,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 03:20:29,091 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:29,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:29,092 INFO L85 PathProgramCache]: Analyzing trace with hash 158876325, now seen corresponding path program 1 times [2024-11-28 03:20:29,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:29,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675866285] [2024-11-28 03:20:29,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:29,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:32,196 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2024-11-28 03:20:32,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:32,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675866285] [2024-11-28 03:20:32,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675866285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:32,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:32,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:32,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631946570] [2024-11-28 03:20:32,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:32,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:32,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:32,199 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:32,199 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:32,199 INFO L87 Difference]: Start difference. First operand 7591 states and 10573 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:20:33,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:33,332 INFO L93 Difference]: Finished difference Result 22421 states and 31187 transitions. [2024-11-28 03:20:33,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:33,332 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 420 [2024-11-28 03:20:33,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:33,427 INFO L225 Difference]: With dead ends: 22421 [2024-11-28 03:20:33,428 INFO L226 Difference]: Without dead ends: 14877 [2024-11-28 03:20:33,462 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:33,462 INFO L435 NwaCegarLoop]: 4779 mSDtfsCounter, 3274 mSDsluCounter, 3301 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3274 SdHoareTripleChecker+Valid, 8080 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:33,463 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3274 Valid, 8080 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:20:33,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14877 states. [2024-11-28 03:20:34,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14877 to 14852. [2024-11-28 03:20:34,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14852 states, 10323 states have (on average 1.3030126901094643) internal successors, (13451), 10550 states have internal predecessors, (13451), 3492 states have call successors, (3492), 1038 states have call predecessors, (3492), 1036 states have return successors, (3709), 3431 states have call predecessors, (3709), 3487 states have call successors, (3709) [2024-11-28 03:20:34,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14852 states to 14852 states and 20652 transitions. [2024-11-28 03:20:34,517 INFO L78 Accepts]: Start accepts. Automaton has 14852 states and 20652 transitions. Word has length 420 [2024-11-28 03:20:34,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:34,517 INFO L471 AbstractCegarLoop]: Abstraction has 14852 states and 20652 transitions. [2024-11-28 03:20:34,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:20:34,518 INFO L276 IsEmpty]: Start isEmpty. Operand 14852 states and 20652 transitions. [2024-11-28 03:20:34,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2024-11-28 03:20:34,528 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:34,529 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:34,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:20:34,529 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:34,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:34,529 INFO L85 PathProgramCache]: Analyzing trace with hash -482390708, now seen corresponding path program 1 times [2024-11-28 03:20:34,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:34,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130434383] [2024-11-28 03:20:34,530 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:34,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 943 trivial. 0 not checked. [2024-11-28 03:20:38,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:38,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130434383] [2024-11-28 03:20:38,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130434383] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:38,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:38,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:20:38,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863440437] [2024-11-28 03:20:38,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:38,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:20:38,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:38,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:20:38,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:20:38,980 INFO L87 Difference]: Start difference. First operand 14852 states and 20652 transitions. Second operand has 6 states, 6 states have (on average 21.5) internal successors, (129), 5 states have internal predecessors, (129), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:20:39,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:39,776 INFO L93 Difference]: Finished difference Result 23725 states and 32906 transitions. [2024-11-28 03:20:39,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:20:39,776 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 5 states have internal predecessors, (129), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) Word has length 411 [2024-11-28 03:20:39,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:39,839 INFO L225 Difference]: With dead ends: 23725 [2024-11-28 03:20:39,839 INFO L226 Difference]: Without dead ends: 8920 [2024-11-28 03:20:39,892 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:20:39,892 INFO L435 NwaCegarLoop]: 3366 mSDtfsCounter, 0 mSDsluCounter, 13449 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16815 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:39,893 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16815 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:20:39,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8920 states. [2024-11-28 03:20:40,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8920 to 8920. [2024-11-28 03:20:40,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8920 states, 6201 states have (on average 1.2989840348330914) internal successors, (8055), 6347 states have internal predecessors, (8055), 2031 states have call successors, (2031), 685 states have call predecessors, (2031), 687 states have return successors, (2032), 1987 states have call predecessors, (2032), 2028 states have call successors, (2032) [2024-11-28 03:20:40,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8920 states to 8920 states and 12118 transitions. [2024-11-28 03:20:40,495 INFO L78 Accepts]: Start accepts. Automaton has 8920 states and 12118 transitions. Word has length 411 [2024-11-28 03:20:40,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:40,497 INFO L471 AbstractCegarLoop]: Abstraction has 8920 states and 12118 transitions. [2024-11-28 03:20:40,497 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.5) internal successors, (129), 5 states have internal predecessors, (129), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:20:40,497 INFO L276 IsEmpty]: Start isEmpty. Operand 8920 states and 12118 transitions. [2024-11-28 03:20:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-11-28 03:20:40,507 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:40,508 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:40,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:20:40,508 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:40,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:40,509 INFO L85 PathProgramCache]: Analyzing trace with hash 1227911275, now seen corresponding path program 1 times [2024-11-28 03:20:40,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:40,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006172029] [2024-11-28 03:20:40,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:40,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:44,734 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 975 trivial. 0 not checked. [2024-11-28 03:20:44,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:44,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006172029] [2024-11-28 03:20:44,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006172029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:44,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:44,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:20:44,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290712424] [2024-11-28 03:20:44,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:44,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:20:44,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:44,738 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:20:44,738 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:20:44,738 INFO L87 Difference]: Start difference. First operand 8920 states and 12118 transitions. Second operand has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-28 03:20:45,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:45,373 INFO L93 Difference]: Finished difference Result 10173 states and 13680 transitions. [2024-11-28 03:20:45,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:20:45,373 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) Word has length 438 [2024-11-28 03:20:45,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:45,418 INFO L225 Difference]: With dead ends: 10173 [2024-11-28 03:20:45,418 INFO L226 Difference]: Without dead ends: 8742 [2024-11-28 03:20:45,425 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:20:45,425 INFO L435 NwaCegarLoop]: 3361 mSDtfsCounter, 0 mSDsluCounter, 13437 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16798 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:45,426 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16798 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:20:45,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8742 states. [2024-11-28 03:20:45,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8742 to 8742. [2024-11-28 03:20:45,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8742 states, 6102 states have (on average 1.2999016715830876) internal successors, (7932), 6245 states have internal predecessors, (7932), 1954 states have call successors, (1954), 682 states have call predecessors, (1954), 685 states have return successors, (1956), 1914 states have call predecessors, (1956), 1952 states have call successors, (1956) [2024-11-28 03:20:45,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8742 states to 8742 states and 11842 transitions. [2024-11-28 03:20:45,995 INFO L78 Accepts]: Start accepts. Automaton has 8742 states and 11842 transitions. Word has length 438 [2024-11-28 03:20:45,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:45,996 INFO L471 AbstractCegarLoop]: Abstraction has 8742 states and 11842 transitions. [2024-11-28 03:20:45,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.166666666666668) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-28 03:20:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 8742 states and 11842 transitions. [2024-11-28 03:20:46,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2024-11-28 03:20:46,006 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:46,006 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:46,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 03:20:46,007 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:46,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:46,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1754455416, now seen corresponding path program 1 times [2024-11-28 03:20:46,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:46,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347550174] [2024-11-28 03:20:46,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:46,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:50,030 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 975 trivial. 0 not checked. [2024-11-28 03:20:50,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:50,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347550174] [2024-11-28 03:20:50,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347550174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:50,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:50,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:50,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310075008] [2024-11-28 03:20:50,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:50,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:50,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:50,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:50,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:50,034 INFO L87 Difference]: Start difference. First operand 8742 states and 11842 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (54), 3 states have call predecessors, (54), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-28 03:20:54,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:20:54,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:54,508 INFO L93 Difference]: Finished difference Result 8744 states and 11843 transitions. [2024-11-28 03:20:54,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:20:54,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (54), 3 states have call predecessors, (54), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 441 [2024-11-28 03:20:54,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:20:54,564 INFO L225 Difference]: With dead ends: 8744 [2024-11-28 03:20:54,564 INFO L226 Difference]: Without dead ends: 8741 [2024-11-28 03:20:54,571 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:54,572 INFO L435 NwaCegarLoop]: 3441 mSDtfsCounter, 437 mSDsluCounter, 3287 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 6728 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:20:54,572 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 6728 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:20:54,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8741 states. [2024-11-28 03:20:55,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8741 to 8741. [2024-11-28 03:20:55,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8741 states, 6102 states have (on average 1.2992461488036708) internal successors, (7928), 6244 states have internal predecessors, (7928), 1953 states have call successors, (1953), 682 states have call predecessors, (1953), 685 states have return successors, (1956), 1914 states have call predecessors, (1956), 1952 states have call successors, (1956) [2024-11-28 03:20:55,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8741 states to 8741 states and 11837 transitions. [2024-11-28 03:20:55,154 INFO L78 Accepts]: Start accepts. Automaton has 8741 states and 11837 transitions. Word has length 441 [2024-11-28 03:20:55,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:20:55,155 INFO L471 AbstractCegarLoop]: Abstraction has 8741 states and 11837 transitions. [2024-11-28 03:20:55,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 3 states have call successors, (54), 3 states have call predecessors, (54), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-28 03:20:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 8741 states and 11837 transitions. [2024-11-28 03:20:55,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2024-11-28 03:20:55,171 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:20:55,171 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:55,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 03:20:55,171 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:20:55,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:55,172 INFO L85 PathProgramCache]: Analyzing trace with hash -989892464, now seen corresponding path program 1 times [2024-11-28 03:20:55,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:20:55,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774422427] [2024-11-28 03:20:55,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:55,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:57,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2348 trivial. 0 not checked. [2024-11-28 03:20:58,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:20:58,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774422427] [2024-11-28 03:20:58,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774422427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:20:58,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:20:58,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:20:58,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410259902] [2024-11-28 03:20:58,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:20:58,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:20:58,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:20:58,111 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:20:58,111 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:20:58,111 INFO L87 Difference]: Start difference. First operand 8741 states and 11837 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2024-11-28 03:21:02,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:21:03,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:03,388 INFO L93 Difference]: Finished difference Result 21202 states and 28634 transitions. [2024-11-28 03:21:03,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:21:03,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 510 [2024-11-28 03:21:03,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:03,442 INFO L225 Difference]: With dead ends: 21202 [2024-11-28 03:21:03,442 INFO L226 Difference]: Without dead ends: 12508 [2024-11-28 03:21:03,465 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:21:03,466 INFO L435 NwaCegarLoop]: 5438 mSDtfsCounter, 2929 mSDsluCounter, 2486 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 21 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2929 SdHoareTripleChecker+Valid, 7924 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:03,466 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2929 Valid, 7924 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 63 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-28 03:21:03,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12508 states. [2024-11-28 03:21:04,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12508 to 12503. [2024-11-28 03:21:04,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12503 states, 8771 states have (on average 1.2997377722038537) internal successors, (11400), 8976 states have internal predecessors, (11400), 2710 states have call successors, (2710), 1016 states have call predecessors, (2710), 1021 states have return successors, (2715), 2652 states have call predecessors, (2715), 2709 states have call successors, (2715) [2024-11-28 03:21:04,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12503 states to 12503 states and 16825 transitions. [2024-11-28 03:21:04,299 INFO L78 Accepts]: Start accepts. Automaton has 12503 states and 16825 transitions. Word has length 510 [2024-11-28 03:21:04,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:04,300 INFO L471 AbstractCegarLoop]: Abstraction has 12503 states and 16825 transitions. [2024-11-28 03:21:04,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2024-11-28 03:21:04,300 INFO L276 IsEmpty]: Start isEmpty. Operand 12503 states and 16825 transitions. [2024-11-28 03:21:04,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-28 03:21:04,321 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:04,322 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:04,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 03:21:04,322 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:21:04,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:04,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1204145287, now seen corresponding path program 1 times [2024-11-28 03:21:04,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:04,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775059248] [2024-11-28 03:21:04,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:04,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2387 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2373 trivial. 0 not checked. [2024-11-28 03:21:07,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:07,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775059248] [2024-11-28 03:21:07,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775059248] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:07,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:07,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:21:07,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212697910] [2024-11-28 03:21:07,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:07,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:21:07,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:07,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:21:07,483 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:21:07,484 INFO L87 Difference]: Start difference. First operand 12503 states and 16825 transitions. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-28 03:21:11,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:21:12,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:12,669 INFO L93 Difference]: Finished difference Result 29868 states and 40232 transitions. [2024-11-28 03:21:12,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:21:12,670 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 543 [2024-11-28 03:21:12,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:12,765 INFO L225 Difference]: With dead ends: 29868 [2024-11-28 03:21:12,765 INFO L226 Difference]: Without dead ends: 17412 [2024-11-28 03:21:12,812 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 [2024-11-28 03:21:12,813 INFO L435 NwaCegarLoop]: 6325 mSDtfsCounter, 2966 mSDsluCounter, 9675 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2966 SdHoareTripleChecker+Valid, 16000 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:12,813 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2966 Valid, 16000 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 03:21:12,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17412 states. [2024-11-28 03:21:13,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17412 to 12507. [2024-11-28 03:21:13,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12507 states, 8775 states have (on average 1.2996011396011395) internal successors, (11404), 8980 states have internal predecessors, (11404), 2710 states have call successors, (2710), 1016 states have call predecessors, (2710), 1021 states have return successors, (2715), 2652 states have call predecessors, (2715), 2709 states have call successors, (2715) [2024-11-28 03:21:13,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12507 states to 12507 states and 16829 transitions. [2024-11-28 03:21:13,850 INFO L78 Accepts]: Start accepts. Automaton has 12507 states and 16829 transitions. Word has length 543 [2024-11-28 03:21:13,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:13,851 INFO L471 AbstractCegarLoop]: Abstraction has 12507 states and 16829 transitions. [2024-11-28 03:21:13,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-28 03:21:13,851 INFO L276 IsEmpty]: Start isEmpty. Operand 12507 states and 16829 transitions. [2024-11-28 03:21:13,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2024-11-28 03:21:13,874 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:21:13,874 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 10, 10, 10, 10, 10, 10, 10, 10, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:13,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 03:21:13,874 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:21:13,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:21:13,875 INFO L85 PathProgramCache]: Analyzing trace with hash 907302704, now seen corresponding path program 1 times [2024-11-28 03:21:13,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:21:13,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180156629] [2024-11-28 03:21:13,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:21:13,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:21:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:21:16,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2387 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2387 trivial. 0 not checked. [2024-11-28 03:21:16,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:21:16,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180156629] [2024-11-28 03:21:16,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180156629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:21:16,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:21:16,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:21:16,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815160710] [2024-11-28 03:21:16,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:21:16,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:21:16,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:21:16,898 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:21:16,898 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:21:16,898 INFO L87 Difference]: Start difference. First operand 12507 states and 16829 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (47), 3 states have call predecessors, (47), 2 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-11-28 03:21:20,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:21:21,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:21:21,502 INFO L93 Difference]: Finished difference Result 12507 states and 16829 transitions. [2024-11-28 03:21:21,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:21:21,502 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (47), 3 states have call predecessors, (47), 2 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 555 [2024-11-28 03:21:21,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:21:21,516 INFO L225 Difference]: With dead ends: 12507 [2024-11-28 03:21:21,516 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 03:21:21,543 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:21:21,544 INFO L435 NwaCegarLoop]: 3360 mSDtfsCounter, 26 mSDsluCounter, 3323 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 6683 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:21:21,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 6683 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:21:21,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 03:21:21,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 03:21:21,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:21:21,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 03:21:21,560 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 555 [2024-11-28 03:21:21,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:21:21,560 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:21:21,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 3 states have call successors, (47), 3 states have call predecessors, (47), 2 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-11-28 03:21:21,560 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:21:21,560 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 03:21:21,563 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:21:21,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 03:21:21,566 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:21:21,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.