./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/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_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66bf0b457d4d5112c0b99aeef3b038fb34481370a385df3d77d1a982d2cba2ad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:43:34,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:43:34,666 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 23:43:34,672 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:43:34,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:43:34,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:43:34,696 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:43:34,696 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:43:34,696 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:43:34,696 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:43:34,697 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:43:34,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:43:34,698 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:43:34,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:43:34,698 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:43:34,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:43:34,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:43:34,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:43:34,699 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:43:34,699 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:43:34,699 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:43:34,699 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:43:34,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:43:34,699 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:43:34,699 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:43:34,700 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:43:34,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:43:34,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:43:34,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:43:34,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:43:34,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:43:34,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:43:34,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:43:34,701 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:43:34,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:43:34,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:43:34,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:43:34,703 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:43:34,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:43:34,703 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:43:34,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:43:34,703 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:43:34,703 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:43:34,703 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:43:34,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:43:34,704 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_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66bf0b457d4d5112c0b99aeef3b038fb34481370a385df3d77d1a982d2cba2ad [2024-11-23 23:43:34,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:43:34,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:43:34,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:43:34,978 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:43:34,978 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:43:34,979 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2024-11-23 23:43:37,847 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/data/d6e948117/dfd897891a504f7b99acbe6da777368a/FLAG1817f1ae7 [2024-11-23 23:43:38,732 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:43:38,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2024-11-23 23:43:38,802 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/data/d6e948117/dfd897891a504f7b99acbe6da777368a/FLAG1817f1ae7 [2024-11-23 23:43:38,824 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/data/d6e948117/dfd897891a504f7b99acbe6da777368a [2024-11-23 23:43:38,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:43:38,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:43:38,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:43:38,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:43:38,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:43:38,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:43:38" (1/1) ... [2024-11-23 23:43:38,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a0b4217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:38, skipping insertion in model container [2024-11-23 23:43:38,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:43:38" (1/1) ... [2024-11-23 23:43:39,010 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:43:42,304 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_0e893410-252e-42f5-afbe-79af88fa6512/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] [2024-11-23 23:43:42,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:43:42,678 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:43:42,792 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [4166] [2024-11-23 23:43:42,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [4723] [2024-11-23 23:43:42,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5842] [2024-11-23 23:43:43,048 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] [2024-11-23 23:43:43,070 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] [2024-11-23 23:43:43,070 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] [2024-11-23 23:43:43,070 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] [2024-11-23 23:43:43,072 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] [2024-11-23 23:43:43,072 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] [2024-11-23 23:43:43,123 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [8998] [2024-11-23 23:43:43,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [9005] [2024-11-23 23:43:43,127 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] [2024-11-23 23:43:43,261 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] [2024-11-23 23:43:43,262 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] [2024-11-23 23:43:43,263 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] [2024-11-23 23:43:43,264 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] [2024-11-23 23:43:43,269 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] [2024-11-23 23:43:43,270 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] [2024-11-23 23:43:43,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [10447] [2024-11-23 23:43:43,376 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_0e893410-252e-42f5-afbe-79af88fa6512/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] [2024-11-23 23:43:43,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:43:43,649 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:43:43,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43 WrapperNode [2024-11-23 23:43:43,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:43:43,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:43:43,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:43:43,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:43:43,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:43,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:44,019 INFO L138 Inliner]: procedures = 566, calls = 3732, calls flagged for inlining = 225, calls inlined = 183, statements flattened = 6575 [2024-11-23 23:43:44,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:43:44,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:43:44,021 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:43:44,021 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:43:44,031 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:44,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:44,068 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:45,561 INFO L175 MemorySlicer]: Split 1359 memory accesses to 29 slices as follows [2, 5, 19, 5, 884, 2, 2, 6, 15, 9, 15, 75, 2, 2, 5, 5, 2, 5, 5, 11, 11, 5, 105, 17, 87, 5, 5, 43, 5]. 65 percent of accesses are in the largest equivalence class. The 216 initializations are split as follows [0, 5, 19, 5, 21, 0, 0, 6, 15, 0, 0, 75, 0, 0, 5, 5, 2, 5, 5, 0, 11, 5, 0, 17, 0, 5, 5, 0, 5]. The 506 writes are split as follows [1, 0, 0, 0, 263, 1, 0, 0, 0, 8, 1, 0, 1, 1, 0, 0, 0, 0, 0, 10, 0, 0, 90, 0, 87, 0, 0, 43, 0]. [2024-11-23 23:43:45,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:45,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:45,780 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:45,796 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:45,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:45,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:45,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:46,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:43:46,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:43:46,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:43:46,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:43:46,009 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (1/1) ... [2024-11-23 23:43:46,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:43:46,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:43:46,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:43:46,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:43:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-23 23:43:46,083 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-23 23:43:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2024-11-23 23:43:46,084 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2024-11-23 23:43:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-23 23:43:46,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-23 23:43:46,085 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2024-11-23 23:43:46,085 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2024-11-23 23:43:46,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 23:43:46,085 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 23:43:46,086 INFO L130 BoogieDeclarations]: Found specification of procedure __disable_intr [2024-11-23 23:43:46,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __disable_intr [2024-11-23 23:43:46,086 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_hw_buffers_init [2024-11-23 23:43:46,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_hw_buffers_init [2024-11-23 23:43:46,087 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2024-11-23 23:43:46,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2024-11-23 23:43:46,087 INFO L130 BoogieDeclarations]: Found specification of procedure config_data_crc32 [2024-11-23 23:43:46,087 INFO L138 BoogieDeclarations]: Found implementation of procedure config_data_crc32 [2024-11-23 23:43:46,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 23:43:46,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 23:43:46,088 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_configure [2024-11-23 23:43:46,088 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_configure [2024-11-23 23:43:46,088 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-23 23:43:46,088 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-23 23:43:46,088 INFO L130 BoogieDeclarations]: Found specification of procedure creg_queue_cmd [2024-11-23 23:43:46,088 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_queue_cmd [2024-11-23 23:43:46,088 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_cleanup_dma_queue [2024-11-23 23:43:46,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_cleanup_dma_queue [2024-11-23 23:43:46,089 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_free_dma [2024-11-23 23:43:46,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_free_dma [2024-11-23 23:43:46,089 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2024-11-23 23:43:46,089 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2024-11-23 23:43:46,089 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-23 23:43:46,089 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-23 23:43:46,089 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2024-11-23 23:43:46,089 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2024-11-23 23:43:46,089 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_cancel [2024-11-23 23:43:46,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_cancel [2024-11-23 23:43:46,089 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-23 23:43:46,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-23 23:43:46,089 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dev_cleanup [2024-11-23 23:43:46,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dev_cleanup [2024-11-23 23:43:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_get_card_state [2024-11-23 23:43:46,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_get_card_state [2024-11-23 23:43:46,090 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-23 23:43:46,090 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-23 23:43:46,094 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2024-11-23 23:43:46,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2024-11-23 23:43:46,094 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_cram_write [2024-11-23 23:43:46,094 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_cram_write [2024-11-23 23:43:46,094 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-23 23:43:46,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-23 23:43:46,095 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-23 23:43:46,095 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-23 23:43:46,095 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-23 23:43:46,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-23 23:43:46,095 INFO L130 BoogieDeclarations]: Found specification of procedure config_data_swab [2024-11-23 23:43:46,096 INFO L138 BoogieDeclarations]: Found implementation of procedure config_data_swab [2024-11-23 23:43:46,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 23:43:46,096 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2024-11-23 23:43:46,096 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2024-11-23 23:43:46,096 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_issue_card_cmd [2024-11-23 23:43:46,096 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_issue_card_cmd [2024-11-23 23:43:46,096 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2024-11-23 23:43:46,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2024-11-23 23:43:46,096 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-23 23:43:46,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-23 23:43:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-23 23:43:46,098 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-23 23:43:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_detach_dev [2024-11-23 23:43:46,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_detach_dev [2024-11-23 23:43:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure CR_INTR_DMA [2024-11-23 23:43:46,098 INFO L138 BoogieDeclarations]: Found implementation of procedure CR_INTR_DMA [2024-11-23 23:43:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-23 23:43:46,098 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-23 23:43:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure push_tracker [2024-11-23 23:43:46,098 INFO L138 BoogieDeclarations]: Found implementation of procedure push_tracker [2024-11-23 23:43:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-23 23:43:46,098 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-23 23:43:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-23 23:43:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-23 23:43:46,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-23 23:43:46,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-23 23:43:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-23 23:43:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-23 23:43:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-23 23:43:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-23 23:43:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-23 23:43:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-23 23:43:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-23 23:43:46,101 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-23 23:43:46,101 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-23 23:43:46,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-23 23:43:46,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 23:43:46,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 23:43:46,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 23:43:46,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 23:43:46,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 23:43:46,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 23:43:46,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 23:43:46,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 23:43:46,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 23:43:46,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 23:43:46,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 23:43:46,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 23:43:46,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 23:43:46,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 23:43:46,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 23:43:46,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 23:43:46,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-23 23:43:46,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-23 23:43:46,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-23 23:43:46,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-23 23:43:46,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-23 23:43:46,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-23 23:43:46,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-23 23:43:46,106 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 23:43:46,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 23:43:46,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 23:43:46,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-23 23:43:46,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-23 23:43:46,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-23 23:43:46,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-23 23:43:46,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-23 23:43:46,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-23 23:43:46,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-23 23:43:46,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_6 [2024-11-23 23:43:46,109 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_6 [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_reset_lock_of_NOT_ARG_SIGN [2024-11-23 23:43:46,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_reset_lock_of_NOT_ARG_SIGN [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure CREG_DATA [2024-11-23 23:43:46,109 INFO L138 BoogieDeclarations]: Found implementation of procedure CREG_DATA [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2024-11-23 23:43:46,109 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-23 23:43:46,109 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-23 23:43:46,109 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-23 23:43:46,109 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2024-11-23 23:43:46,109 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2024-11-23 23:43:46,109 INFO L130 BoogieDeclarations]: Found specification of procedure card_event_handler [2024-11-23 23:43:46,109 INFO L138 BoogieDeclarations]: Found implementation of procedure card_event_handler [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_creg_write [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_creg_write [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_6 [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_6 [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:43:46,110 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_6 [2024-11-23 23:43:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_6 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-23 23:43:46,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-23 23:43:46,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-23 23:43:46,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-23 23:43:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-23 23:43:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-23 23:43:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-23 23:43:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-23 23:43:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-23 23:43:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-23 23:43:46,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-23 23:43:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-23 23:43:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-23 23:43:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2024-11-23 23:43:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2024-11-23 23:43:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure dma_intr_coal_val [2024-11-23 23:43:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_intr_coal_val [2024-11-23 23:43:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-23 23:43:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-23 23:43:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_pci_remove [2024-11-23 23:43:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_pci_remove [2024-11-23 23:43:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2024-11-23 23:43:46,117 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_destroy [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_destroy [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_queue_reset [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_queue_reset [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure __issue_creg_rw [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __issue_creg_rw [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_dev_lock_of_rsxx_cardinfo [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_dev_lock_of_rsxx_cardinfo [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:43:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-23 23:43:46,118 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-23 23:43:46,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-23 23:43:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-23 23:43:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-23 23:43:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-23 23:43:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-23 23:43:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-23 23:43:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-23 23:43:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 23:43:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 23:43:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-23 23:43:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 23:43:46,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_creg_read [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_creg_read [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_reset_lock_of_NOT_ARG_SIGN [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_reset_lock_of_NOT_ARG_SIGN [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_dev_lock_of_rsxx_cardinfo [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_dev_lock_of_rsxx_cardinfo [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_9 [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_9 [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure dev_crit [2024-11-23 23:43:46,126 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_crit [2024-11-23 23:43:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2024-11-23 23:43:46,127 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_complete_dma [2024-11-23 23:43:46,127 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_complete_dma [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-23 23:43:46,127 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-23 23:43:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-23 23:43:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-23 23:43:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-23 23:43:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-23 23:43:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-23 23:43:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-23 23:43:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-23 23:43:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-23 23:43:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 23:43:46,132 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-23 23:43:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 23:43:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2024-11-23 23:43:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-23 23:43:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_eeh_failure [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_eeh_failure [2024-11-23 23:43:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure card_shutdown [2024-11-23 23:43:46,133 INFO L138 BoogieDeclarations]: Found implementation of procedure card_shutdown [2024-11-23 23:43:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-23 23:43:46,134 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-23 23:43:46,134 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2024-11-23 23:43:46,134 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-23 23:43:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_reg_access [2024-11-23 23:43:46,140 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_reg_access [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2024-11-23 23:43:46,140 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-23 23:43:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure creg_kick_queue [2024-11-23 23:43:46,141 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_kick_queue [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2024-11-23 23:43:46,141 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-23 23:43:46,141 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-23 23:43:46,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-23 23:43:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_cleanup [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_cleanup [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_6 [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_6 [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_pci_shutdown [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_pci_shutdown [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure issue_creg_rw [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_creg_rw [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_card_state_to_str [2024-11-23 23:43:46,142 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_card_state_to_str [2024-11-23 23:43:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-23 23:43:46,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_disable_ier [2024-11-23 23:43:46,143 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_disable_ier [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-23 23:43:46,143 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2024-11-23 23:43:46,143 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-23 23:43:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2024-11-23 23:43:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-23 23:43:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-23 23:43:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_disable_ier_and_isr [2024-11-23 23:43:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_disable_ier_and_isr [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure get_tracker_dma [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tracker_dma [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure creg_cmd_done [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_cmd_done [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_enable_ier_and_isr [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_enable_ier_and_isr [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_get_card_size8 [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_get_card_size8 [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2024-11-23 23:43:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2024-11-23 23:43:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_read_hw_log [2024-11-23 23:43:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_read_hw_log [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2024-11-23 23:43:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-23 23:43:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-23 23:43:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2024-11-23 23:43:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-23 23:43:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2024-11-23 23:43:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_size [2024-11-23 23:43:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_size [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure __enable_intr [2024-11-23 23:43:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __enable_intr [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 23:43:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-23 23:43:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2024-11-23 23:43:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2024-11-23 23:43:47,557 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:43:47,561 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:44:04,852 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 23:44:10,415 INFO L? ?]: Removed 2530 outVars from TransFormulas that were not future-live. [2024-11-23 23:44:10,416 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:44:10,490 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:44:10,490 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-23 23:44:10,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:44:10 BoogieIcfgContainer [2024-11-23 23:44:10,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:44:10,492 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:44:10,492 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:44:10,501 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:44:10,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:43:38" (1/3) ... [2024-11-23 23:44:10,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3df2f080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:44:10, skipping insertion in model container [2024-11-23 23:44:10,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:43" (2/3) ... [2024-11-23 23:44:10,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3df2f080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:44:10, skipping insertion in model container [2024-11-23 23:44:10,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:44:10" (3/3) ... [2024-11-23 23:44:10,503 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2024-11-23 23:44:10,522 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:44:10,526 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. [2024-11-23 23:44:10,671 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:44:10,687 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;@35818c94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:44:10,688 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:44:10,703 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) [2024-11-23 23:44:10,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-11-23 23:44:10,740 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:10,741 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] [2024-11-23 23:44:10,742 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:10,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:10,748 INFO L85 PathProgramCache]: Analyzing trace with hash -668664297, now seen corresponding path program 1 times [2024-11-23 23:44:10,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:10,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147261678] [2024-11-23 23:44:10,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:10,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:14,800 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 869 trivial. 0 not checked. [2024-11-23 23:44:14,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:14,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147261678] [2024-11-23 23:44:14,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147261678] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:44:14,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226145800] [2024-11-23 23:44:14,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:14,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:44:14,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:44:14,806 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:44:14,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 23:44:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:18,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 4931 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 23:44:18,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:44:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-23 23:44:19,000 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 23:44:19,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1226145800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:19,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 23:44:19,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 23:44:19,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554684278] [2024-11-23 23:44:19,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:19,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:44:19,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:19,038 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:44:19,039 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:44:19,047 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) [2024-11-23 23:44:19,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:19,333 INFO L93 Difference]: Finished difference Result 4913 states and 7022 transitions. [2024-11-23 23:44:19,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:44:19,335 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 [2024-11-23 23:44:19,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:19,370 INFO L225 Difference]: With dead ends: 4913 [2024-11-23 23:44:19,370 INFO L226 Difference]: Without dead ends: 2439 [2024-11-23 23:44:19,390 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 [2024-11-23 23:44:19,396 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 [2024-11-23 23:44:19,396 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] [2024-11-23 23:44:19,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2439 states. [2024-11-23 23:44:19,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2439 to 2439. [2024-11-23 23:44:19,619 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) [2024-11-23 23:44:19,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2439 states and 3399 transitions. [2024-11-23 23:44:19,654 INFO L78 Accepts]: Start accepts. Automaton has 2439 states and 3399 transitions. Word has length 295 [2024-11-23 23:44:19,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:19,656 INFO L471 AbstractCegarLoop]: Abstraction has 2439 states and 3399 transitions. [2024-11-23 23:44:19,656 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) [2024-11-23 23:44:19,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 3399 transitions. [2024-11-23 23:44:19,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-11-23 23:44:19,670 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:19,670 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] [2024-11-23 23:44:19,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 23:44:19,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e893410-252e-42f5-afbe-79af88fa6512/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:44:19,871 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:19,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:19,872 INFO L85 PathProgramCache]: Analyzing trace with hash 980562629, now seen corresponding path program 1 times [2024-11-23 23:44:19,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:19,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683052178] [2024-11-23 23:44:19,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:19,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:23,121 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-23 23:44:23,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:23,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683052178] [2024-11-23 23:44:23,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683052178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:23,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:23,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:44:23,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112627028] [2024-11-23 23:44:23,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:23,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:44:23,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:23,127 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:44:23,128 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:23,128 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) [2024-11-23 23:44:24,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:24,006 INFO L93 Difference]: Finished difference Result 6246 states and 8648 transitions. [2024-11-23 23:44:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:44:24,006 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 [2024-11-23 23:44:24,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:24,044 INFO L225 Difference]: With dead ends: 6246 [2024-11-23 23:44:24,044 INFO L226 Difference]: Without dead ends: 3854 [2024-11-23 23:44:24,059 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:24,060 INFO L435 NwaCegarLoop]: 3400 mSDtfsCounter, 1977 mSDsluCounter, 3272 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2024-11-23 23:44:24,061 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] [2024-11-23 23:44:24,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3854 states. [2024-11-23 23:44:24,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3854 to 3835. [2024-11-23 23:44:24,274 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) [2024-11-23 23:44:24,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 3835 states and 5291 transitions. [2024-11-23 23:44:24,318 INFO L78 Accepts]: Start accepts. Automaton has 3835 states and 5291 transitions. Word has length 295 [2024-11-23 23:44:24,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:24,319 INFO L471 AbstractCegarLoop]: Abstraction has 3835 states and 5291 transitions. [2024-11-23 23:44:24,319 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) [2024-11-23 23:44:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3835 states and 5291 transitions. [2024-11-23 23:44:24,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-23 23:44:24,329 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:24,330 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] [2024-11-23 23:44:24,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:44:24,330 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:24,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:24,332 INFO L85 PathProgramCache]: Analyzing trace with hash -813242138, now seen corresponding path program 1 times [2024-11-23 23:44:24,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:24,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989350175] [2024-11-23 23:44:24,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:24,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-23 23:44:27,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:27,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989350175] [2024-11-23 23:44:27,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989350175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:27,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:27,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:44:27,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280960675] [2024-11-23 23:44:27,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:27,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:44:27,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:27,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:44:27,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:27,776 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) [2024-11-23 23:44:27,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:27,980 INFO L93 Difference]: Finished difference Result 3842 states and 5295 transitions. [2024-11-23 23:44:27,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:44:27,980 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 [2024-11-23 23:44:27,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:28,009 INFO L225 Difference]: With dead ends: 3842 [2024-11-23 23:44:28,010 INFO L226 Difference]: Without dead ends: 3838 [2024-11-23 23:44:28,013 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:28,014 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 [2024-11-23 23:44:28,016 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] [2024-11-23 23:44:28,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3838 states. [2024-11-23 23:44:28,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3838 to 3836. [2024-11-23 23:44:28,202 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) [2024-11-23 23:44:28,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 3836 states and 5289 transitions. [2024-11-23 23:44:28,239 INFO L78 Accepts]: Start accepts. Automaton has 3836 states and 5289 transitions. Word has length 299 [2024-11-23 23:44:28,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:28,240 INFO L471 AbstractCegarLoop]: Abstraction has 3836 states and 5289 transitions. [2024-11-23 23:44:28,241 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) [2024-11-23 23:44:28,241 INFO L276 IsEmpty]: Start isEmpty. Operand 3836 states and 5289 transitions. [2024-11-23 23:44:28,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-11-23 23:44:28,250 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:28,250 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] [2024-11-23 23:44:28,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:44:28,251 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:28,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:28,252 INFO L85 PathProgramCache]: Analyzing trace with hash 557137310, now seen corresponding path program 1 times [2024-11-23 23:44:28,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:28,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105067516] [2024-11-23 23:44:28,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:28,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-23 23:44:32,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:32,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105067516] [2024-11-23 23:44:32,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105067516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:32,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:32,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:44:32,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332026931] [2024-11-23 23:44:32,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:32,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:44:32,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:32,245 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:44:32,245 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:32,245 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) [2024-11-23 23:44:32,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:32,493 INFO L93 Difference]: Finished difference Result 3838 states and 5290 transitions. [2024-11-23 23:44:32,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:44:32,494 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 [2024-11-23 23:44:32,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:32,525 INFO L225 Difference]: With dead ends: 3838 [2024-11-23 23:44:32,525 INFO L226 Difference]: Without dead ends: 3835 [2024-11-23 23:44:32,528 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:32,530 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 [2024-11-23 23:44:32,531 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] [2024-11-23 23:44:32,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3835 states. [2024-11-23 23:44:32,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3835 to 3835. [2024-11-23 23:44:32,818 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) [2024-11-23 23:44:32,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3835 states to 3835 states and 5287 transitions. [2024-11-23 23:44:32,865 INFO L78 Accepts]: Start accepts. Automaton has 3835 states and 5287 transitions. Word has length 300 [2024-11-23 23:44:32,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:32,869 INFO L471 AbstractCegarLoop]: Abstraction has 3835 states and 5287 transitions. [2024-11-23 23:44:32,869 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) [2024-11-23 23:44:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3835 states and 5287 transitions. [2024-11-23 23:44:32,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2024-11-23 23:44:32,879 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:32,880 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] [2024-11-23 23:44:32,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:44:32,881 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:32,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:32,881 INFO L85 PathProgramCache]: Analyzing trace with hash 89232105, now seen corresponding path program 1 times [2024-11-23 23:44:32,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:32,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488240836] [2024-11-23 23:44:32,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:32,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:35,816 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-23 23:44:35,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:35,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488240836] [2024-11-23 23:44:35,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488240836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:35,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:35,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:44:35,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929446074] [2024-11-23 23:44:35,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:35,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:44:35,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:35,818 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:44:35,819 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:35,819 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) [2024-11-23 23:44:36,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:36,019 INFO L93 Difference]: Finished difference Result 3837 states and 5288 transitions. [2024-11-23 23:44:36,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:44:36,020 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 [2024-11-23 23:44:36,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:36,047 INFO L225 Difference]: With dead ends: 3837 [2024-11-23 23:44:36,047 INFO L226 Difference]: Without dead ends: 3834 [2024-11-23 23:44:36,051 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:36,053 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 [2024-11-23 23:44:36,053 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] [2024-11-23 23:44:36,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3834 states. [2024-11-23 23:44:36,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3834 to 3834. [2024-11-23 23:44:36,264 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) [2024-11-23 23:44:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 3834 states and 5285 transitions. [2024-11-23 23:44:36,299 INFO L78 Accepts]: Start accepts. Automaton has 3834 states and 5285 transitions. Word has length 301 [2024-11-23 23:44:36,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:36,300 INFO L471 AbstractCegarLoop]: Abstraction has 3834 states and 5285 transitions. [2024-11-23 23:44:36,301 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) [2024-11-23 23:44:36,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3834 states and 5285 transitions. [2024-11-23 23:44:36,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2024-11-23 23:44:36,308 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:36,308 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] [2024-11-23 23:44:36,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 23:44:36,309 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:36,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:36,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1530922495, now seen corresponding path program 1 times [2024-11-23 23:44:36,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:36,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138607389] [2024-11-23 23:44:36,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:36,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:39,604 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-23 23:44:39,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:39,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138607389] [2024-11-23 23:44:39,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138607389] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:39,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:39,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:44:39,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115260003] [2024-11-23 23:44:39,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:39,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:44:39,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:39,606 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:44:39,606 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:39,606 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) [2024-11-23 23:44:39,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:39,829 INFO L93 Difference]: Finished difference Result 3836 states and 5286 transitions. [2024-11-23 23:44:39,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:44:39,830 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 [2024-11-23 23:44:39,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:39,859 INFO L225 Difference]: With dead ends: 3836 [2024-11-23 23:44:39,859 INFO L226 Difference]: Without dead ends: 3833 [2024-11-23 23:44:39,862 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:39,864 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 [2024-11-23 23:44:39,864 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] [2024-11-23 23:44:39,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3833 states. [2024-11-23 23:44:40,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3833 to 3833. [2024-11-23 23:44:40,103 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) [2024-11-23 23:44:40,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3833 states to 3833 states and 5283 transitions. [2024-11-23 23:44:40,133 INFO L78 Accepts]: Start accepts. Automaton has 3833 states and 5283 transitions. Word has length 302 [2024-11-23 23:44:40,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:40,134 INFO L471 AbstractCegarLoop]: Abstraction has 3833 states and 5283 transitions. [2024-11-23 23:44:40,134 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) [2024-11-23 23:44:40,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3833 states and 5283 transitions. [2024-11-23 23:44:40,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2024-11-23 23:44:40,140 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:40,141 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] [2024-11-23 23:44:40,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 23:44:40,141 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:40,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:40,141 INFO L85 PathProgramCache]: Analyzing trace with hash -216102676, now seen corresponding path program 1 times [2024-11-23 23:44:40,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:40,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213253741] [2024-11-23 23:44:40,142 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:40,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:43,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-23 23:44:43,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:43,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213253741] [2024-11-23 23:44:43,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213253741] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:43,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:43,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:44:43,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562108327] [2024-11-23 23:44:43,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:43,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:44:43,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:43,459 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:44:43,459 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:43,459 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) [2024-11-23 23:44:43,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:43,979 INFO L93 Difference]: Finished difference Result 11376 states and 15923 transitions. [2024-11-23 23:44:43,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:44:43,980 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 [2024-11-23 23:44:43,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:44,058 INFO L225 Difference]: With dead ends: 11376 [2024-11-23 23:44:44,058 INFO L226 Difference]: Without dead ends: 7590 [2024-11-23 23:44:44,081 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:44,082 INFO L435 NwaCegarLoop]: 4448 mSDtfsCounter, 3344 mSDsluCounter, 3323 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3344 SdHoareTripleChecker+Valid, 7771 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 [2024-11-23 23:44:44,082 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3344 Valid, 7771 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:44:44,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7590 states. [2024-11-23 23:44:44,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7590 to 7582. [2024-11-23 23:44:44,546 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) [2024-11-23 23:44:44,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7582 states to 7582 states and 10576 transitions. [2024-11-23 23:44:44,596 INFO L78 Accepts]: Start accepts. Automaton has 7582 states and 10576 transitions. Word has length 303 [2024-11-23 23:44:44,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:44,597 INFO L471 AbstractCegarLoop]: Abstraction has 7582 states and 10576 transitions. [2024-11-23 23:44:44,598 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) [2024-11-23 23:44:44,598 INFO L276 IsEmpty]: Start isEmpty. Operand 7582 states and 10576 transitions. [2024-11-23 23:44:44,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-11-23 23:44:44,603 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:44,604 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] [2024-11-23 23:44:44,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 23:44:44,605 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:44,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:44,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1888610916, now seen corresponding path program 1 times [2024-11-23 23:44:44,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:44,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122002354] [2024-11-23 23:44:44,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:44,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:47,138 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2024-11-23 23:44:47,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:47,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122002354] [2024-11-23 23:44:47,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122002354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:47,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:47,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:44:47,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522939601] [2024-11-23 23:44:47,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:47,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:44:47,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:47,142 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:44:47,142 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:47,143 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) [2024-11-23 23:44:47,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:47,496 INFO L93 Difference]: Finished difference Result 7584 states and 10577 transitions. [2024-11-23 23:44:47,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:44:47,497 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 [2024-11-23 23:44:47,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:47,550 INFO L225 Difference]: With dead ends: 7584 [2024-11-23 23:44:47,550 INFO L226 Difference]: Without dead ends: 7567 [2024-11-23 23:44:47,557 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:44:47,558 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 [2024-11-23 23:44:47,558 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] [2024-11-23 23:44:47,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7567 states. [2024-11-23 23:44:48,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7567 to 7567. [2024-11-23 23:44:48,026 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) [2024-11-23 23:44:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7567 states to 7567 states and 10553 transitions. [2024-11-23 23:44:48,073 INFO L78 Accepts]: Start accepts. Automaton has 7567 states and 10553 transitions. Word has length 304 [2024-11-23 23:44:48,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:48,074 INFO L471 AbstractCegarLoop]: Abstraction has 7567 states and 10553 transitions. [2024-11-23 23:44:48,074 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) [2024-11-23 23:44:48,074 INFO L276 IsEmpty]: Start isEmpty. Operand 7567 states and 10553 transitions. [2024-11-23 23:44:48,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2024-11-23 23:44:48,088 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:48,089 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] [2024-11-23 23:44:48,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 23:44:48,090 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:48,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:48,091 INFO L85 PathProgramCache]: Analyzing trace with hash -348494554, now seen corresponding path program 1 times [2024-11-23 23:44:48,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:48,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596665548] [2024-11-23 23:44:48,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:48,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:51,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-23 23:44:51,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:51,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596665548] [2024-11-23 23:44:51,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596665548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:51,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:51,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:44:51,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944376081] [2024-11-23 23:44:51,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:51,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:44:51,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:51,240 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:44:51,240 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:44:51,240 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) [2024-11-23 23:44:51,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:51,815 INFO L93 Difference]: Finished difference Result 15095 states and 21052 transitions. [2024-11-23 23:44:51,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:44:51,815 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 [2024-11-23 23:44:51,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:51,859 INFO L225 Difference]: With dead ends: 15095 [2024-11-23 23:44:51,859 INFO L226 Difference]: Without dead ends: 7575 [2024-11-23 23:44:51,893 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 [2024-11-23 23:44:51,894 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 [2024-11-23 23:44:51,895 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] [2024-11-23 23:44:51,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7575 states. [2024-11-23 23:44:52,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7575 to 7575. [2024-11-23 23:44:52,464 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) [2024-11-23 23:44:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7575 states to 7575 states and 10561 transitions. [2024-11-23 23:44:52,509 INFO L78 Accepts]: Start accepts. Automaton has 7575 states and 10561 transitions. Word has length 390 [2024-11-23 23:44:52,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:52,509 INFO L471 AbstractCegarLoop]: Abstraction has 7575 states and 10561 transitions. [2024-11-23 23:44:52,510 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) [2024-11-23 23:44:52,510 INFO L276 IsEmpty]: Start isEmpty. Operand 7575 states and 10561 transitions. [2024-11-23 23:44:52,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2024-11-23 23:44:52,526 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:52,526 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] [2024-11-23 23:44:52,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 23:44:52,527 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:52,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:52,527 INFO L85 PathProgramCache]: Analyzing trace with hash -555523773, now seen corresponding path program 1 times [2024-11-23 23:44:52,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:52,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682789024] [2024-11-23 23:44:52,528 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:52,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:44:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-23 23:44:55,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:44:55,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682789024] [2024-11-23 23:44:55,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682789024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:44:55,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:44:55,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:44:55,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560623629] [2024-11-23 23:44:55,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:44:55,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:44:55,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:44:55,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:44:55,554 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:44:55,554 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) [2024-11-23 23:44:56,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:44:56,172 INFO L93 Difference]: Finished difference Result 15119 states and 21080 transitions. [2024-11-23 23:44:56,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:44:56,173 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 [2024-11-23 23:44:56,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:44:56,218 INFO L225 Difference]: With dead ends: 15119 [2024-11-23 23:44:56,219 INFO L226 Difference]: Without dead ends: 7591 [2024-11-23 23:44:56,255 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 [2024-11-23 23:44:56,256 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:44:56,256 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 10141 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:44:56,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7591 states. [2024-11-23 23:44:56,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7591 to 7583. [2024-11-23 23:44:56,693 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) [2024-11-23 23:44:56,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7583 states to 7583 states and 10569 transitions. [2024-11-23 23:44:56,740 INFO L78 Accepts]: Start accepts. Automaton has 7583 states and 10569 transitions. Word has length 389 [2024-11-23 23:44:56,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:44:56,741 INFO L471 AbstractCegarLoop]: Abstraction has 7583 states and 10569 transitions. [2024-11-23 23:44:56,741 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) [2024-11-23 23:44:56,741 INFO L276 IsEmpty]: Start isEmpty. Operand 7583 states and 10569 transitions. [2024-11-23 23:44:56,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2024-11-23 23:44:56,757 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:44:56,758 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, 1] [2024-11-23 23:44:56,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-23 23:44:56,758 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:44:56,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:44:56,759 INFO L85 PathProgramCache]: Analyzing trace with hash -820156124, now seen corresponding path program 1 times [2024-11-23 23:44:56,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:44:56,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286460231] [2024-11-23 23:44:56,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:44:56,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:44:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:45:00,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-23 23:45:00,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:45:00,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286460231] [2024-11-23 23:45:00,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286460231] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:45:00,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:45:00,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:45:00,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222682234] [2024-11-23 23:45:00,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:45:00,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:45:00,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:45:00,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:45:00,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:45:00,258 INFO L87 Difference]: Start difference. First operand 7583 states and 10569 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 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) [2024-11-23 23:45:00,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:45:00,857 INFO L93 Difference]: Finished difference Result 15139 states and 21104 transitions. [2024-11-23 23:45:00,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:45:00,858 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 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 391 [2024-11-23 23:45:00,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:45:00,905 INFO L225 Difference]: With dead ends: 15139 [2024-11-23 23:45:00,905 INFO L226 Difference]: Without dead ends: 7603 [2024-11-23 23:45:00,933 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 [2024-11-23 23:45:00,934 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 [2024-11-23 23:45:00,934 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] [2024-11-23 23:45:00,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7603 states. [2024-11-23 23:45:01,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7603 to 7591. [2024-11-23 23:45:01,353 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) [2024-11-23 23:45:01,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7591 states to 7591 states and 10577 transitions. [2024-11-23 23:45:01,400 INFO L78 Accepts]: Start accepts. Automaton has 7591 states and 10577 transitions. Word has length 391 [2024-11-23 23:45:01,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:45:01,401 INFO L471 AbstractCegarLoop]: Abstraction has 7591 states and 10577 transitions. [2024-11-23 23:45:01,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 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) [2024-11-23 23:45:01,402 INFO L276 IsEmpty]: Start isEmpty. Operand 7591 states and 10577 transitions. [2024-11-23 23:45:01,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2024-11-23 23:45:01,414 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:45:01,414 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] [2024-11-23 23:45:01,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-23 23:45:01,415 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:45:01,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:45:01,415 INFO L85 PathProgramCache]: Analyzing trace with hash -270817118, now seen corresponding path program 1 times [2024-11-23 23:45:01,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:45:01,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950586432] [2024-11-23 23:45:01,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:45:01,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:45:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:45:04,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-23 23:45:04,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:45:04,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950586432] [2024-11-23 23:45:04,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950586432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:45:04,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:45:04,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:45:04,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711092913] [2024-11-23 23:45:04,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:45:04,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:45:04,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:45:04,173 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:45:04,173 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:45:04,174 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) [2024-11-23 23:45:04,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:45:04,728 INFO L93 Difference]: Finished difference Result 15144 states and 21096 transitions. [2024-11-23 23:45:04,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:45:04,729 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 [2024-11-23 23:45:04,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:45:04,780 INFO L225 Difference]: With dead ends: 15144 [2024-11-23 23:45:04,780 INFO L226 Difference]: Without dead ends: 7600 [2024-11-23 23:45:04,810 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:45:04,811 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 [2024-11-23 23:45:04,811 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] [2024-11-23 23:45:04,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7600 states. [2024-11-23 23:45:05,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7600 to 7591. [2024-11-23 23:45:05,267 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) [2024-11-23 23:45:05,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7591 states to 7591 states and 10573 transitions. [2024-11-23 23:45:05,311 INFO L78 Accepts]: Start accepts. Automaton has 7591 states and 10573 transitions. Word has length 389 [2024-11-23 23:45:05,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:45:05,313 INFO L471 AbstractCegarLoop]: Abstraction has 7591 states and 10573 transitions. [2024-11-23 23:45:05,313 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) [2024-11-23 23:45:05,313 INFO L276 IsEmpty]: Start isEmpty. Operand 7591 states and 10573 transitions. [2024-11-23 23:45:05,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2024-11-23 23:45:05,323 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:45:05,324 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] [2024-11-23 23:45:05,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-23 23:45:05,324 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:45:05,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:45:05,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1321663003, now seen corresponding path program 1 times [2024-11-23 23:45:05,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:45:05,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667517407] [2024-11-23 23:45:05,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:45:05,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:45:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:45:09,558 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 936 trivial. 0 not checked. [2024-11-23 23:45:09,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:45:09,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667517407] [2024-11-23 23:45:09,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667517407] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:45:09,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:45:09,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:45:09,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627728759] [2024-11-23 23:45:09,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:45:09,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:45:09,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:45:09,560 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:45:09,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:45:09,561 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) [2024-11-23 23:45:10,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:45:10,409 INFO L93 Difference]: Finished difference Result 22421 states and 31187 transitions. [2024-11-23 23:45:10,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:45:10,410 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 [2024-11-23 23:45:10,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:45:10,506 INFO L225 Difference]: With dead ends: 22421 [2024-11-23 23:45:10,506 INFO L226 Difference]: Without dead ends: 14877 [2024-11-23 23:45:10,541 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:45:10,542 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 [2024-11-23 23:45:10,542 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] [2024-11-23 23:45:10,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14877 states. [2024-11-23 23:45:11,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14877 to 14852. [2024-11-23 23:45:11,620 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) [2024-11-23 23:45:11,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14852 states to 14852 states and 20652 transitions. [2024-11-23 23:45:11,694 INFO L78 Accepts]: Start accepts. Automaton has 14852 states and 20652 transitions. Word has length 420 [2024-11-23 23:45:11,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:45:11,695 INFO L471 AbstractCegarLoop]: Abstraction has 14852 states and 20652 transitions. [2024-11-23 23:45:11,695 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) [2024-11-23 23:45:11,696 INFO L276 IsEmpty]: Start isEmpty. Operand 14852 states and 20652 transitions. [2024-11-23 23:45:11,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2024-11-23 23:45:11,705 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:45:11,706 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] [2024-11-23 23:45:11,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-23 23:45:11,706 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:45:11,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:45:11,707 INFO L85 PathProgramCache]: Analyzing trace with hash 454047758, now seen corresponding path program 1 times [2024-11-23 23:45:11,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:45:11,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562070645] [2024-11-23 23:45:11,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:45:11,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:45:14,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:45:16,143 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 943 trivial. 0 not checked. [2024-11-23 23:45:16,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:45:16,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562070645] [2024-11-23 23:45:16,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562070645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:45:16,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:45:16,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 23:45:16,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980768929] [2024-11-23 23:45:16,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:45:16,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 23:45:16,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:45:16,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 23:45:16,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 23:45:16,146 INFO L87 Difference]: Start difference. First operand 14852 states and 20652 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 5 states have internal predecessors, (126), 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) [2024-11-23 23:45:16,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:45:16,737 INFO L93 Difference]: Finished difference Result 23725 states and 32906 transitions. [2024-11-23 23:45:16,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 23:45:16,738 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 5 states have internal predecessors, (126), 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 408 [2024-11-23 23:45:16,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:45:16,796 INFO L225 Difference]: With dead ends: 23725 [2024-11-23 23:45:16,796 INFO L226 Difference]: Without dead ends: 8920 [2024-11-23 23:45:16,848 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 23:45:16,849 INFO L435 NwaCegarLoop]: 3366 mSDtfsCounter, 0 mSDsluCounter, 13449 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:45:16,849 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16815 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:45:16,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8920 states. [2024-11-23 23:45:17,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8920 to 8920. [2024-11-23 23:45:17,511 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) [2024-11-23 23:45:17,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8920 states to 8920 states and 12118 transitions. [2024-11-23 23:45:17,559 INFO L78 Accepts]: Start accepts. Automaton has 8920 states and 12118 transitions. Word has length 408 [2024-11-23 23:45:17,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:45:17,560 INFO L471 AbstractCegarLoop]: Abstraction has 8920 states and 12118 transitions. [2024-11-23 23:45:17,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 5 states have internal predecessors, (126), 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) [2024-11-23 23:45:17,560 INFO L276 IsEmpty]: Start isEmpty. Operand 8920 states and 12118 transitions. [2024-11-23 23:45:17,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2024-11-23 23:45:17,571 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:45:17,571 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:45:17,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-23 23:45:17,572 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:45:17,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:45:17,573 INFO L85 PathProgramCache]: Analyzing trace with hash 52108802, now seen corresponding path program 1 times [2024-11-23 23:45:17,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:45:17,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651271631] [2024-11-23 23:45:17,573 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:45:17,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:45:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:45:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1360 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1360 trivial. 0 not checked. [2024-11-23 23:45:20,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:45:20,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651271631] [2024-11-23 23:45:20,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651271631] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:45:20,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:45:20,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:45:20,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244856820] [2024-11-23 23:45:20,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:45:20,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:45:20,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:45:20,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:45:20,971 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:45:20,971 INFO L87 Difference]: Start difference. First operand 8920 states and 12118 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 2 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-11-23 23:45:21,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:45:21,758 INFO L93 Difference]: Finished difference Result 26375 states and 35815 transitions. [2024-11-23 23:45:21,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:45:21,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 2 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 471 [2024-11-23 23:45:21,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:45:21,851 INFO L225 Difference]: With dead ends: 26375 [2024-11-23 23:45:21,851 INFO L226 Difference]: Without dead ends: 17502 [2024-11-23 23:45:21,885 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:45:21,886 INFO L435 NwaCegarLoop]: 4783 mSDtfsCounter, 3265 mSDsluCounter, 3289 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3265 SdHoareTripleChecker+Valid, 8072 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:45:21,886 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3265 Valid, 8072 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 23:45:21,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17502 states. [2024-11-23 23:45:22,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17502 to 17490. [2024-11-23 23:45:22,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17490 states, 12144 states have (on average 1.2985013175230566) internal successors, (15769), 12438 states have internal predecessors, (15769), 3987 states have call successors, (3987), 1352 states have call predecessors, (3987), 1358 states have return successors, (3992), 3899 states have call predecessors, (3992), 3984 states have call successors, (3992) [2024-11-23 23:45:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17490 states to 17490 states and 23748 transitions. [2024-11-23 23:45:22,795 INFO L78 Accepts]: Start accepts. Automaton has 17490 states and 23748 transitions. Word has length 471 [2024-11-23 23:45:22,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:45:22,795 INFO L471 AbstractCegarLoop]: Abstraction has 17490 states and 23748 transitions. [2024-11-23 23:45:22,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 2 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-11-23 23:45:22,796 INFO L276 IsEmpty]: Start isEmpty. Operand 17490 states and 23748 transitions. [2024-11-23 23:45:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2024-11-23 23:45:22,805 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:45:22,805 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] [2024-11-23 23:45:22,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-23 23:45:22,806 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:45:22,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:45:22,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1306612116, now seen corresponding path program 1 times [2024-11-23 23:45:22,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:45:22,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305513234] [2024-11-23 23:45:22,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:45:22,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:45:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:45:26,235 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 975 trivial. 0 not checked. [2024-11-23 23:45:26,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:45:26,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305513234] [2024-11-23 23:45:26,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305513234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:45:26,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:45:26,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 23:45:26,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831869454] [2024-11-23 23:45:26,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:45:26,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 23:45:26,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:45:26,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 23:45:26,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 23:45:26,238 INFO L87 Difference]: Start difference. First operand 17490 states and 23748 transitions. Second operand has 6 states, 6 states have (on average 22.5) internal successors, (135), 5 states have internal predecessors, (135), 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) [2024-11-23 23:45:26,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:45:26,961 INFO L93 Difference]: Finished difference Result 19993 states and 26870 transitions. [2024-11-23 23:45:26,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 23:45:26,962 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.5) internal successors, (135), 5 states have internal predecessors, (135), 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 440 [2024-11-23 23:45:26,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:45:27,051 INFO L225 Difference]: With dead ends: 19993 [2024-11-23 23:45:27,051 INFO L226 Difference]: Without dead ends: 17138 [2024-11-23 23:45:27,067 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 [2024-11-23 23:45:27,068 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 [2024-11-23 23:45:27,068 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] [2024-11-23 23:45:27,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17138 states. [2024-11-23 23:45:28,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17138 to 17138. [2024-11-23 23:45:28,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17138 states, 11949 states have (on average 1.2993555946104276) internal successors, (15526), 12236 states have internal predecessors, (15526), 3834 states have call successors, (3834), 1347 states have call predecessors, (3834), 1354 states have return successors, (3840), 3754 states have call predecessors, (3840), 3832 states have call successors, (3840) [2024-11-23 23:45:28,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17138 states to 17138 states and 23200 transitions. [2024-11-23 23:45:28,146 INFO L78 Accepts]: Start accepts. Automaton has 17138 states and 23200 transitions. Word has length 440 [2024-11-23 23:45:28,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:45:28,147 INFO L471 AbstractCegarLoop]: Abstraction has 17138 states and 23200 transitions. [2024-11-23 23:45:28,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.5) internal successors, (135), 5 states have internal predecessors, (135), 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) [2024-11-23 23:45:28,147 INFO L276 IsEmpty]: Start isEmpty. Operand 17138 states and 23200 transitions. [2024-11-23 23:45:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-11-23 23:45:28,154 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:45:28,154 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] [2024-11-23 23:45:28,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-23 23:45:28,155 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:45:28,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:45:28,155 INFO L85 PathProgramCache]: Analyzing trace with hash -563500673, now seen corresponding path program 1 times [2024-11-23 23:45:28,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:45:28,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613343753] [2024-11-23 23:45:28,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:45:28,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:45:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:45:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 975 trivial. 0 not checked. [2024-11-23 23:45:31,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:45:31,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613343753] [2024-11-23 23:45:31,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613343753] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:45:31,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:45:31,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:45:31,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982796636] [2024-11-23 23:45:31,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:45:31,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:45:31,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:45:31,230 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:45:31,231 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:45:31,232 INFO L87 Difference]: Start difference. First operand 17138 states and 23200 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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) [2024-11-23 23:45:35,299 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 [] [2024-11-23 23:45:35,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:45:35,988 INFO L93 Difference]: Finished difference Result 17140 states and 23201 transitions. [2024-11-23 23:45:35,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:45:35,989 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 439 [2024-11-23 23:45:35,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:45:36,079 INFO L225 Difference]: With dead ends: 17140 [2024-11-23 23:45:36,079 INFO L226 Difference]: Without dead ends: 17137 [2024-11-23 23:45:36,089 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 [2024-11-23 23:45:36,090 INFO L435 NwaCegarLoop]: 3442 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, 6729 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:45:36,090 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 6729 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-23 23:45:36,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17137 states. [2024-11-23 23:45:37,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17137 to 17137. [2024-11-23 23:45:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17137 states, 11949 states have (on average 1.2986860825173654) internal successors, (15518), 12235 states have internal predecessors, (15518), 3833 states have call successors, (3833), 1347 states have call predecessors, (3833), 1354 states have return successors, (3840), 3754 states have call predecessors, (3840), 3832 states have call successors, (3840) [2024-11-23 23:45:37,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17137 states to 17137 states and 23191 transitions. [2024-11-23 23:45:37,142 INFO L78 Accepts]: Start accepts. Automaton has 17137 states and 23191 transitions. Word has length 439 [2024-11-23 23:45:37,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:45:37,143 INFO L471 AbstractCegarLoop]: Abstraction has 17137 states and 23191 transitions. [2024-11-23 23:45:37,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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) [2024-11-23 23:45:37,143 INFO L276 IsEmpty]: Start isEmpty. Operand 17137 states and 23191 transitions. [2024-11-23 23:45:37,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2024-11-23 23:45:37,162 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:45:37,162 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, 1, 1, 1] [2024-11-23 23:45:37,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-23 23:45:37,162 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:45:37,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:45:37,163 INFO L85 PathProgramCache]: Analyzing trace with hash -803677069, now seen corresponding path program 1 times [2024-11-23 23:45:37,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:45:37,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145481793] [2024-11-23 23:45:37,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:45:37,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:45:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:45:40,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2348 trivial. 0 not checked. [2024-11-23 23:45:40,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:45:40,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145481793] [2024-11-23 23:45:40,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145481793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:45:40,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:45:40,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:45:40,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168601133] [2024-11-23 23:45:40,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:45:40,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:45:40,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:45:40,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:45:40,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:45:40,028 INFO L87 Difference]: Start difference. First operand 17137 states and 23191 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2024-11-23 23:45:44,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:45:45,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:45:45,933 INFO L93 Difference]: Finished difference Result 41597 states and 56145 transitions. [2024-11-23 23:45:45,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:45:45,934 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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 513 [2024-11-23 23:45:45,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:45:46,053 INFO L225 Difference]: With dead ends: 41597 [2024-11-23 23:45:46,053 INFO L226 Difference]: Without dead ends: 24516 [2024-11-23 23:45:46,111 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:45:46,112 INFO L435 NwaCegarLoop]: 5438 mSDtfsCounter, 2926 mSDsluCounter, 2486 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 21 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2926 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, 4.5s IncrementalHoareTripleChecker+Time [2024-11-23 23:45:46,112 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2926 Valid, 7924 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 63 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-23 23:45:46,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24516 states. [2024-11-23 23:45:47,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24516 to 24509. [2024-11-23 23:45:47,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24509 states, 17171 states have (on average 1.2989342496068954) internal successors, (22304), 17584 states have internal predecessors, (22304), 5320 states have call successors, (5320), 2006 states have call predecessors, (5320), 2017 states have return successors, (5331), 5202 states have call predecessors, (5331), 5319 states have call successors, (5331) [2024-11-23 23:45:47,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24509 states to 24509 states and 32955 transitions. [2024-11-23 23:45:47,294 INFO L78 Accepts]: Start accepts. Automaton has 24509 states and 32955 transitions. Word has length 513 [2024-11-23 23:45:47,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:45:47,294 INFO L471 AbstractCegarLoop]: Abstraction has 24509 states and 32955 transitions. [2024-11-23 23:45:47,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2024-11-23 23:45:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 24509 states and 32955 transitions. [2024-11-23 23:45:47,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2024-11-23 23:45:47,324 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:45:47,325 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] [2024-11-23 23:45:47,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-23 23:45:47,325 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:45:47,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:45:47,326 INFO L85 PathProgramCache]: Analyzing trace with hash -2133065401, now seen corresponding path program 1 times [2024-11-23 23:45:47,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:45:47,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186993211] [2024-11-23 23:45:47,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:45:47,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:45:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:45:50,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2387 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2373 trivial. 0 not checked. [2024-11-23 23:45:50,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:45:50,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186993211] [2024-11-23 23:45:50,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186993211] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:45:50,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:45:50,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 23:45:50,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068592325] [2024-11-23 23:45:50,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:45:50,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 23:45:50,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:45:50,073 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 23:45:50,073 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 23:45:50,073 INFO L87 Difference]: Start difference. First operand 24509 states and 32955 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) [2024-11-23 23:45:54,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:45:55,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:45:55,763 INFO L93 Difference]: Finished difference Result 58625 states and 78917 transitions. [2024-11-23 23:45:55,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 23:45:55,764 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 [2024-11-23 23:45:55,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:45:55,924 INFO L225 Difference]: With dead ends: 58625 [2024-11-23 23:45:55,925 INFO L226 Difference]: Without dead ends: 34172 [2024-11-23 23:45:56,012 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 [2024-11-23 23:45:56,012 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, 4.2s IncrementalHoareTripleChecker+Time [2024-11-23 23:45:56,013 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2966 Valid, 16000 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-23 23:45:56,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34172 states. [2024-11-23 23:45:57,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34172 to 24517. [2024-11-23 23:45:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24517 states, 17179 states have (on average 1.298795040456371) internal successors, (22312), 17592 states have internal predecessors, (22312), 5320 states have call successors, (5320), 2006 states have call predecessors, (5320), 2017 states have return successors, (5331), 5202 states have call predecessors, (5331), 5319 states have call successors, (5331) [2024-11-23 23:45:57,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24517 states to 24517 states and 32963 transitions. [2024-11-23 23:45:57,462 INFO L78 Accepts]: Start accepts. Automaton has 24517 states and 32963 transitions. Word has length 543 [2024-11-23 23:45:57,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:45:57,462 INFO L471 AbstractCegarLoop]: Abstraction has 24517 states and 32963 transitions. [2024-11-23 23:45:57,463 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) [2024-11-23 23:45:57,463 INFO L276 IsEmpty]: Start isEmpty. Operand 24517 states and 32963 transitions. [2024-11-23 23:45:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2024-11-23 23:45:57,485 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:45:57,485 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] [2024-11-23 23:45:57,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-23 23:45:57,485 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:45:57,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:45:57,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1272611345, now seen corresponding path program 1 times [2024-11-23 23:45:57,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:45:57,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875542660] [2024-11-23 23:45:57,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:45:57,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:45:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:46:00,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2387 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2387 trivial. 0 not checked. [2024-11-23 23:46:00,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:46:00,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875542660] [2024-11-23 23:46:00,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875542660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:46:00,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:46:00,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:46:00,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127442060] [2024-11-23 23:46:00,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:46:00,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:46:00,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:46:00,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:46:00,194 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:46:00,194 INFO L87 Difference]: Start difference. First operand 24517 states and 32963 transitions. Second operand has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 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) [2024-11-23 23:46:04,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 23:46:05,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:46:05,156 INFO L93 Difference]: Finished difference Result 24517 states and 32963 transitions. [2024-11-23 23:46:05,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:46:05,157 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 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 553 [2024-11-23 23:46:05,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:46:05,182 INFO L225 Difference]: With dead ends: 24517 [2024-11-23 23:46:05,182 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 23:46:05,230 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 [2024-11-23 23:46:05,231 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, 4.1s IncrementalHoareTripleChecker+Time [2024-11-23 23:46:05,231 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 6683 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-23 23:46:05,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 23:46:05,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 23:46:05,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 23:46:05,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 23:46:05,250 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 553 [2024-11-23 23:46:05,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:46:05,250 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:46:05,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 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) [2024-11-23 23:46:05,251 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:46:05,251 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 23:46:05,254 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:46:05,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-23 23:46:05,257 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, 1] [2024-11-23 23:46:05,259 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 23:56:33,348 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 124 DAG size of output: 21 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-23 23:56:51,630 WARN L286 SmtUtils]: Spent 5.14s on a formula simplification. DAG size of input: 124 DAG size of output: 21 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter) [2024-11-23 23:56:59,680 WARN L286 SmtUtils]: Spent 5.12s on a formula simplification. DAG size of input: 124 DAG size of output: 21 (called from [L 162] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.combineInter)