./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash caae4db63337890a4a0ad5519e5dc1ac7860ae33fd5676bf609d979eac0ef7c8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:13:41,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:13:41,501 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 02:13:41,513 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:13:41,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:13:41,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:13:41,562 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:13:41,562 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:13:41,563 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:13:41,563 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:13:41,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:13:41,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:13:41,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:13:41,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:13:41,566 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:13:41,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:13:41,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:13:41,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:13:41,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:13:41,567 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:13:41,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:13:41,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:13:41,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:13:41,568 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:13:41,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:13:41,568 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:13:41,568 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:13:41,568 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:13:41,568 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:13:41,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:13:41,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:13:41,569 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:13:41,569 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:13:41,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:13:41,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:13:41,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:13:41,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:13:41,571 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:13:41,571 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:13:41,571 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:13:41,571 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:13:41,571 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:13:41,571 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:13:41,571 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:13:41,572 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:13:41,572 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_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caae4db63337890a4a0ad5519e5dc1ac7860ae33fd5676bf609d979eac0ef7c8 [2024-11-28 02:13:41,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:13:41,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:13:41,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:13:41,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:13:41,866 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:13:41,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2024-11-28 02:13:44,697 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/data/b987da27d/10dd8cd648954e9ba1c973054c585127/FLAG7bd1f0500 [2024-11-28 02:13:45,349 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:13:45,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2024-11-28 02:13:45,406 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/data/b987da27d/10dd8cd648954e9ba1c973054c585127/FLAG7bd1f0500 [2024-11-28 02:13:45,427 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/data/b987da27d/10dd8cd648954e9ba1c973054c585127 [2024-11-28 02:13:45,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:13:45,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:13:45,432 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:13:45,432 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:13:45,437 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:13:45,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:13:45" (1/1) ... [2024-11-28 02:13:45,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@649c24b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:45, skipping insertion in model container [2024-11-28 02:13:45,441 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:13:45" (1/1) ... [2024-11-28 02:13:45,605 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:13:47,860 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_1c699138-508b-4719-9cdc-b8763e1cd2e7/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2024-11-28 02:13:47,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:13:47,996 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:13:48,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [4162-4163] [2024-11-28 02:13:48,088 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [4172] [2024-11-28 02:13:48,089 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [4179] [2024-11-28 02:13:48,090 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4210] [2024-11-28 02:13:48,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4213] [2024-11-28 02:13:48,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4216] [2024-11-28 02:13:48,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4219] [2024-11-28 02:13:48,103 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/linux/scatterlist.h"), "i" (65), "i" (12UL)); [4519-4520] [2024-11-28 02:13:48,104 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/linux/scatterlist.h"), "i" (67), "i" (12UL)); [4527-4528] [2024-11-28 02:13:48,104 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/linux/scatterlist.h"), "i" (68), "i" (12UL)); [4535-4536] [2024-11-28 02:13:48,105 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/linux/scatterlist.h"), "i" (98), "i" (12UL)); [4562-4563] [2024-11-28 02:13:48,106 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/linux/scatterlist.h"), "i" (99), "i" (12UL)); [4570-4571] [2024-11-28 02:13:48,499 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_1c699138-508b-4719-9cdc-b8763e1cd2e7/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i[331724,331737] [2024-11-28 02:13:48,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:13:48,696 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:13:48,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48 WrapperNode [2024-11-28 02:13:48,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:13:48,703 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:13:48,703 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:13:48,703 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:13:48,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:48,888 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:49,339 INFO L138 Inliner]: procedures = 272, calls = 4202, calls flagged for inlining = 110, calls inlined = 101, statements flattened = 9812 [2024-11-28 02:13:49,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:13:49,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:13:49,341 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:13:49,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:13:49,351 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:49,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:49,411 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:51,383 INFO L175 MemorySlicer]: Split 2894 memory accesses to 39 slices as follows [1, 50, 1, 8, 7, 5, 6, 2, 2, 1, 6, 2, 3, 2, 7, 4, 1, 9, 4, 5, 8, 2, 8, 2, 12, 4, 6, 5, 12, 96, 31, 1, 28, 5, 2, 16, 2519, 1, 10]. 87 percent of accesses are in the largest equivalence class. The 232 initializations are split as follows [0, 50, 1, 8, 7, 5, 0, 2, 2, 1, 6, 2, 3, 2, 7, 4, 1, 9, 4, 5, 8, 2, 8, 2, 0, 4, 6, 5, 0, 0, 0, 0, 0, 5, 0, 0, 63, 0, 10]. The 1101 writes are split as follows [0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 12, 0, 0, 0, 2, 96, 24, 0, 28, 0, 1, 16, 919, 0, 0]. [2024-11-28 02:13:51,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:51,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:51,610 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:51,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:51,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:51,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:51,821 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:51,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:13:51,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:13:51,939 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:13:51,939 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:13:51,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (1/1) ... [2024-11-28 02:13:51,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:13:51,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:13:51,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:13:51,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:13:52,005 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-28 02:13:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-28 02:13:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2024-11-28 02:13:52,006 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2024-11-28 02:13:52,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-28 02:13:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-28 02:13:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-28 02:13:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-28 02:13:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-28 02:13:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-28 02:13:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-28 02:13:52,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-28 02:13:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-28 02:13:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-28 02:13:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-28 02:13:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-28 02:13:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-28 02:13:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-28 02:13:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-28 02:13:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-28 02:13:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-28 02:13:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-28 02:13:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-11-28 02:13:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-11-28 02:13:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-11-28 02:13:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2024-11-28 02:13:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2024-11-28 02:13:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#25 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#26 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#27 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#28 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#29 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#30 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#31 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#32 [2024-11-28 02:13:52,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#33 [2024-11-28 02:13:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#34 [2024-11-28 02:13:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#35 [2024-11-28 02:13:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#36 [2024-11-28 02:13:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#37 [2024-11-28 02:13:52,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#38 [2024-11-28 02:13:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-28 02:13:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-28 02:13:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-28 02:13:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-28 02:13:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#25 [2024-11-28 02:13:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#26 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#27 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#28 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#29 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#30 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#31 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#32 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#33 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#34 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#35 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#36 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#37 [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#38 [2024-11-28 02:13:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 02:13:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 02:13:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 02:13:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-28 02:13:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-28 02:13:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-28 02:13:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-28 02:13:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-11-28 02:13:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2024-11-28 02:13:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2024-11-28 02:13:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2024-11-28 02:13:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2024-11-28 02:13:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2024-11-28 02:13:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#36 [2024-11-28 02:13:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#37 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#38 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 02:13:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-11-28 02:13:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#36 [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#37 [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#38 [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2024-11-28 02:13:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2024-11-28 02:13:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2024-11-28 02:13:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-28 02:13:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-28 02:13:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2024-11-28 02:13:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2024-11-28 02:13:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2024-11-28 02:13:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2024-11-28 02:13:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 02:13:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 02:13:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2024-11-28 02:13:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2024-11-28 02:13:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2024-11-28 02:13:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2024-11-28 02:13:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_osst_tape [2024-11-28 02:13:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_osst_tape [2024-11-28 02:13:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2024-11-28 02:13:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2024-11-28 02:13:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-28 02:13:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-28 02:13:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 02:13:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 02:13:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2024-11-28 02:13:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2024-11-28 02:13:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2024-11-28 02:13:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2024-11-28 02:13:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2024-11-28 02:13:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2024-11-28 02:13:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-28 02:13:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-28 02:13:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2024-11-28 02:13:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2024-11-28 02:13:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 02:13:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 02:13:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 02:13:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 02:13:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 02:13:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 02:13:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 02:13:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 02:13:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-28 02:13:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#34 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#35 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#36 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#37 [2024-11-28 02:13:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#38 [2024-11-28 02:13:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 02:13:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 02:13:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 02:13:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 02:13:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 02:13:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 02:13:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2024-11-28 02:13:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#34 [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#35 [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#36 [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#37 [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#38 [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_osst_int_mutex [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_osst_int_mutex [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_osst_int_mutex [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_osst_int_mutex [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2024-11-28 02:13:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2024-11-28 02:13:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2024-11-28 02:13:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2024-11-28 02:13:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 02:13:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 02:13:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 02:13:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 02:13:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-28 02:13:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-28 02:13:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-28 02:13:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-28 02:13:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-28 02:13:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-28 02:13:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-28 02:13:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-28 02:13:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-28 02:13:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-28 02:13:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-28 02:13:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-28 02:13:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-28 02:13:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#38 [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2024-11-28 02:13:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2024-11-28 02:13:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2024-11-28 02:13:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-28 02:13:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-28 02:13:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2024-11-28 02:13:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2024-11-28 02:13:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-28 02:13:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-28 02:13:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2024-11-28 02:13:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2024-11-28 02:13:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:13:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2024-11-28 02:13:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2024-11-28 02:13:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-28 02:13:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-28 02:13:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 02:13:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 02:13:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-28 02:13:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-28 02:13:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-28 02:13:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-28 02:13:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2024-11-28 02:13:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2024-11-28 02:13:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-28 02:13:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-28 02:13:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2024-11-28 02:13:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2024-11-28 02:13:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2024-11-28 02:13:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2024-11-28 02:13:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-28 02:13:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 02:13:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-28 02:13:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#36 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#37 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#38 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-28 02:13:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2024-11-28 02:13:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2024-11-28 02:13:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 02:13:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#36 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#37 [2024-11-28 02:13:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#38 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2024-11-28 02:13:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-28 02:13:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2024-11-28 02:13:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2024-11-28 02:13:52,041 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-28 02:13:52,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-28 02:13:52,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#34 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#35 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#36 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#37 [2024-11-28 02:13:52,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#38 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-28 02:13:52,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#34 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#35 [2024-11-28 02:13:52,044 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#36 [2024-11-28 02:13:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#37 [2024-11-28 02:13:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#38 [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2024-11-28 02:13:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2024-11-28 02:13:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2024-11-28 02:13:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2024-11-28 02:13:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 02:13:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2024-11-28 02:13:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-28 02:13:52,045 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 02:13:52,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-11-28 02:13:52,046 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2024-11-28 02:13:52,047 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 02:13:52,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-28 02:13:52,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#38 [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2024-11-28 02:13:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2024-11-28 02:13:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2024-11-28 02:13:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-28 02:13:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-11-28 02:13:52,049 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-11-28 02:13:52,049 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2024-11-28 02:13:52,051 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2024-11-28 02:13:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2024-11-28 02:13:52,051 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2024-11-28 02:13:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2024-11-28 02:13:52,051 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2024-11-28 02:13:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2024-11-28 02:13:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-28 02:13:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2024-11-28 02:13:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2024-11-28 02:13:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2024-11-28 02:13:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 02:13:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-28 02:13:52,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-11-28 02:13:52,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-11-28 02:13:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-11-28 02:13:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-11-28 02:13:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-11-28 02:13:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2024-11-28 02:13:52,055 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2024-11-28 02:13:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2024-11-28 02:13:52,055 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2024-11-28 02:13:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:13:52,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:13:52,055 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-28 02:13:52,055 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-28 02:13:53,785 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:13:53,792 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:14:35,056 INFO L? ?]: Removed 4523 outVars from TransFormulas that were not future-live. [2024-11-28 02:14:35,056 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:14:35,161 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:14:35,163 INFO L312 CfgBuilder]: Removed 41 assume(true) statements. [2024-11-28 02:14:35,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:14:35 BoogieIcfgContainer [2024-11-28 02:14:35,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:14:35,166 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:14:35,166 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:14:35,174 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:14:35,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:13:45" (1/3) ... [2024-11-28 02:14:35,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4078057b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:14:35, skipping insertion in model container [2024-11-28 02:14:35,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:13:48" (2/3) ... [2024-11-28 02:14:35,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4078057b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:14:35, skipping insertion in model container [2024-11-28 02:14:35,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:14:35" (3/3) ... [2024-11-28 02:14:35,177 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2024-11-28 02:14:35,195 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:14:35,198 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i that has 208 procedures, 4056 locations, 1 initial locations, 158 loop locations, and 1 error locations. [2024-11-28 02:14:35,470 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:14:35,497 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@b12e220, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:14:35,500 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:14:35,516 INFO L276 IsEmpty]: Start isEmpty. Operand has 3524 states, 2692 states have (on average 1.4390787518573551) internal successors, (3874), 2720 states have internal predecessors, (3874), 737 states have call successors, (737), 93 states have call predecessors, (737), 93 states have return successors, (737), 732 states have call predecessors, (737), 737 states have call successors, (737) [2024-11-28 02:14:35,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-28 02:14:35,522 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:35,523 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:35,523 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:35,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:35,527 INFO L85 PathProgramCache]: Analyzing trace with hash -701123362, now seen corresponding path program 1 times [2024-11-28 02:14:35,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:14:35,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049971377] [2024-11-28 02:14:35,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:35,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:14:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:39,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:14:39,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:14:39,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049971377] [2024-11-28 02:14:39,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049971377] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:39,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:39,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:14:39,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391358501] [2024-11-28 02:14:39,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:39,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:14:39,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:14:39,593 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:14:39,594 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:14:39,602 INFO L87 Difference]: Start difference. First operand has 3524 states, 2692 states have (on average 1.4390787518573551) internal successors, (3874), 2720 states have internal predecessors, (3874), 737 states have call successors, (737), 93 states have call predecessors, (737), 93 states have return successors, (737), 732 states have call predecessors, (737), 737 states have call successors, (737) Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-28 02:14:40,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:40,032 INFO L93 Difference]: Finished difference Result 7038 states and 10908 transitions. [2024-11-28 02:14:40,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:14:40,035 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 43 [2024-11-28 02:14:40,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:40,096 INFO L225 Difference]: With dead ends: 7038 [2024-11-28 02:14:40,096 INFO L226 Difference]: Without dead ends: 3513 [2024-11-28 02:14:40,134 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:14:40,138 INFO L435 NwaCegarLoop]: 5315 mSDtfsCounter, 5309 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5309 SdHoareTripleChecker+Valid, 5315 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:40,139 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5309 Valid, 5315 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:14:40,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3513 states. [2024-11-28 02:14:40,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3513 to 3513. [2024-11-28 02:14:40,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3513 states, 2683 states have (on average 1.4297428251956765) internal successors, (3836), 2709 states have internal predecessors, (3836), 737 states have call successors, (737), 93 states have call predecessors, (737), 92 states have return successors, (729), 724 states have call predecessors, (729), 729 states have call successors, (729) [2024-11-28 02:14:40,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 5302 transitions. [2024-11-28 02:14:40,579 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 5302 transitions. Word has length 43 [2024-11-28 02:14:40,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:40,580 INFO L471 AbstractCegarLoop]: Abstraction has 3513 states and 5302 transitions. [2024-11-28 02:14:40,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-28 02:14:40,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 5302 transitions. [2024-11-28 02:14:40,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-28 02:14:40,583 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:40,583 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:40,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:14:40,584 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:40,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:40,585 INFO L85 PathProgramCache]: Analyzing trace with hash 476512, now seen corresponding path program 1 times [2024-11-28 02:14:40,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:14:40,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068127131] [2024-11-28 02:14:40,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:40,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:14:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:14:43,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:14:43,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068127131] [2024-11-28 02:14:43,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068127131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:43,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:43,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:14:43,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387030786] [2024-11-28 02:14:43,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:43,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:14:43,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:14:43,827 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:14:43,827 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:14:43,829 INFO L87 Difference]: Start difference. First operand 3513 states and 5302 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-28 02:14:44,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:44,190 INFO L93 Difference]: Finished difference Result 7017 states and 10592 transitions. [2024-11-28 02:14:44,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:14:44,190 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 43 [2024-11-28 02:14:44,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:44,228 INFO L225 Difference]: With dead ends: 7017 [2024-11-28 02:14:44,228 INFO L226 Difference]: Without dead ends: 3513 [2024-11-28 02:14:44,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:14:44,254 INFO L435 NwaCegarLoop]: 5300 mSDtfsCounter, 5293 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5293 SdHoareTripleChecker+Valid, 5300 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:44,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5293 Valid, 5300 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:14:44,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3513 states. [2024-11-28 02:14:44,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3513 to 3513. [2024-11-28 02:14:44,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3513 states, 2683 states have (on average 1.4293701080879613) internal successors, (3835), 2709 states have internal predecessors, (3835), 737 states have call successors, (737), 93 states have call predecessors, (737), 92 states have return successors, (729), 724 states have call predecessors, (729), 729 states have call successors, (729) [2024-11-28 02:14:44,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 5301 transitions. [2024-11-28 02:14:44,530 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 5301 transitions. Word has length 43 [2024-11-28 02:14:44,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:44,531 INFO L471 AbstractCegarLoop]: Abstraction has 3513 states and 5301 transitions. [2024-11-28 02:14:44,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-28 02:14:44,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 5301 transitions. [2024-11-28 02:14:44,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-28 02:14:44,534 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:44,534 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:44,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:14:44,535 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:44,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:44,535 INFO L85 PathProgramCache]: Analyzing trace with hash 23108766, now seen corresponding path program 1 times [2024-11-28 02:14:44,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:14:44,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852276739] [2024-11-28 02:14:44,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:44,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:14:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:47,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:14:47,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:14:47,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852276739] [2024-11-28 02:14:47,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852276739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:47,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:47,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:14:47,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841533911] [2024-11-28 02:14:47,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:47,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:14:47,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:14:47,359 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:14:47,359 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:14:47,359 INFO L87 Difference]: Start difference. First operand 3513 states and 5301 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-28 02:14:51,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:14:51,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:51,664 INFO L93 Difference]: Finished difference Result 7016 states and 10589 transitions. [2024-11-28 02:14:51,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:14:51,665 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 43 [2024-11-28 02:14:51,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:51,697 INFO L225 Difference]: With dead ends: 7016 [2024-11-28 02:14:51,697 INFO L226 Difference]: Without dead ends: 3513 [2024-11-28 02:14:51,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:14:51,717 INFO L435 NwaCegarLoop]: 5296 mSDtfsCounter, 5291 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5291 SdHoareTripleChecker+Valid, 5296 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 [2024-11-28 02:14:51,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5291 Valid, 5296 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-28 02:14:51,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3513 states. [2024-11-28 02:14:51,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3513 to 3513. [2024-11-28 02:14:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3513 states, 2683 states have (on average 1.428997390980246) internal successors, (3834), 2709 states have internal predecessors, (3834), 737 states have call successors, (737), 93 states have call predecessors, (737), 92 states have return successors, (729), 724 states have call predecessors, (729), 729 states have call successors, (729) [2024-11-28 02:14:51,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 5300 transitions. [2024-11-28 02:14:51,988 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 5300 transitions. Word has length 43 [2024-11-28 02:14:51,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:51,989 INFO L471 AbstractCegarLoop]: Abstraction has 3513 states and 5300 transitions. [2024-11-28 02:14:51,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-28 02:14:51,989 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 5300 transitions. [2024-11-28 02:14:51,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-28 02:14:51,991 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:51,992 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:14:51,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:14:51,993 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:51,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:51,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1409312160, now seen corresponding path program 1 times [2024-11-28 02:14:51,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:14:51,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041012237] [2024-11-28 02:14:51,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:51,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:14:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:55,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:14:55,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:14:55,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041012237] [2024-11-28 02:14:55,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041012237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:55,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:55,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:14:55,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759734576] [2024-11-28 02:14:55,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:55,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:14:55,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:14:55,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:14:55,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:14:55,180 INFO L87 Difference]: Start difference. First operand 3513 states and 5300 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-28 02:14:55,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:14:55,621 INFO L93 Difference]: Finished difference Result 6990 states and 10549 transitions. [2024-11-28 02:14:55,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:14:55,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 43 [2024-11-28 02:14:55,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:14:55,653 INFO L225 Difference]: With dead ends: 6990 [2024-11-28 02:14:55,653 INFO L226 Difference]: Without dead ends: 3515 [2024-11-28 02:14:55,670 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:14:55,672 INFO L435 NwaCegarLoop]: 5298 mSDtfsCounter, 0 mSDsluCounter, 10580 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15878 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:14:55,673 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15878 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:14:55,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3515 states. [2024-11-28 02:14:55,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3515 to 3515. [2024-11-28 02:14:55,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3515 states, 2685 states have (on average 1.4286778398510243) internal successors, (3836), 2711 states have internal predecessors, (3836), 737 states have call successors, (737), 93 states have call predecessors, (737), 92 states have return successors, (729), 724 states have call predecessors, (729), 729 states have call successors, (729) [2024-11-28 02:14:55,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 5302 transitions. [2024-11-28 02:14:55,875 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 5302 transitions. Word has length 43 [2024-11-28 02:14:55,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:14:55,875 INFO L471 AbstractCegarLoop]: Abstraction has 3515 states and 5302 transitions. [2024-11-28 02:14:55,876 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-28 02:14:55,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 5302 transitions. [2024-11-28 02:14:55,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-28 02:14:55,879 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:14:55,880 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-28 02:14:55,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:14:55,882 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:14:55,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:14:55,882 INFO L85 PathProgramCache]: Analyzing trace with hash 813682716, now seen corresponding path program 1 times [2024-11-28 02:14:55,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:14:55,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318183942] [2024-11-28 02:14:55,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:14:55,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:14:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:14:58,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-28 02:14:58,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:14:58,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318183942] [2024-11-28 02:14:58,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318183942] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:14:58,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:14:58,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:14:58,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278770694] [2024-11-28 02:14:58,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:14:58,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:14:58,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:14:58,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:14:58,977 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:14:58,978 INFO L87 Difference]: Start difference. First operand 3515 states and 5302 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:15:03,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:15:03,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:03,563 INFO L93 Difference]: Finished difference Result 3517 states and 5303 transitions. [2024-11-28 02:15:03,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:15:03,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2024-11-28 02:15:03,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:03,592 INFO L225 Difference]: With dead ends: 3517 [2024-11-28 02:15:03,592 INFO L226 Difference]: Without dead ends: 3514 [2024-11-28 02:15:03,595 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:03,596 INFO L435 NwaCegarLoop]: 5297 mSDtfsCounter, 5271 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5271 SdHoareTripleChecker+Valid, 5297 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:03,596 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5271 Valid, 5297 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 02:15:03,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3514 states. [2024-11-28 02:15:03,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3514 to 3514. [2024-11-28 02:15:03,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3514 states, 2685 states have (on average 1.4283054003724396) internal successors, (3835), 2710 states have internal predecessors, (3835), 736 states have call successors, (736), 93 states have call predecessors, (736), 92 states have return successors, (729), 724 states have call predecessors, (729), 729 states have call successors, (729) [2024-11-28 02:15:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 3514 states and 5300 transitions. [2024-11-28 02:15:03,811 INFO L78 Accepts]: Start accepts. Automaton has 3514 states and 5300 transitions. Word has length 53 [2024-11-28 02:15:03,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:03,812 INFO L471 AbstractCegarLoop]: Abstraction has 3514 states and 5300 transitions. [2024-11-28 02:15:03,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:15:03,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3514 states and 5300 transitions. [2024-11-28 02:15:03,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-28 02:15:03,814 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:03,814 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-28 02:15:03,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 02:15:03,814 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:03,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:03,815 INFO L85 PathProgramCache]: Analyzing trace with hash -549700046, now seen corresponding path program 1 times [2024-11-28 02:15:03,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:03,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992768282] [2024-11-28 02:15:03,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:03,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:15:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-28 02:15:06,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:15:06,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992768282] [2024-11-28 02:15:06,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992768282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:15:06,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:15:06,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:15:06,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482473132] [2024-11-28 02:15:06,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:06,436 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:15:06,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:15:06,436 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:15:06,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:06,437 INFO L87 Difference]: Start difference. First operand 3514 states and 5300 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:15:10,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:15:11,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:11,311 INFO L93 Difference]: Finished difference Result 10431 states and 15751 transitions. [2024-11-28 02:15:11,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:15:11,313 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 54 [2024-11-28 02:15:11,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:11,394 INFO L225 Difference]: With dead ends: 10431 [2024-11-28 02:15:11,397 INFO L226 Difference]: Without dead ends: 6959 [2024-11-28 02:15:11,415 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:11,416 INFO L435 NwaCegarLoop]: 7133 mSDtfsCounter, 5266 mSDsluCounter, 5196 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5266 SdHoareTripleChecker+Valid, 12329 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:11,416 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5266 Valid, 12329 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 02:15:11,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6959 states. [2024-11-28 02:15:11,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6959 to 6954. [2024-11-28 02:15:11,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6954 states, 5324 states have (on average 1.4297520661157024) internal successors, (7612), 5369 states have internal predecessors, (7612), 1446 states have call successors, (1446), 185 states have call predecessors, (1446), 183 states have return successors, (1441), 1425 states have call predecessors, (1441), 1435 states have call successors, (1441) [2024-11-28 02:15:11,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6954 states to 6954 states and 10499 transitions. [2024-11-28 02:15:11,878 INFO L78 Accepts]: Start accepts. Automaton has 6954 states and 10499 transitions. Word has length 54 [2024-11-28 02:15:11,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:11,878 INFO L471 AbstractCegarLoop]: Abstraction has 6954 states and 10499 transitions. [2024-11-28 02:15:11,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:15:11,878 INFO L276 IsEmpty]: Start isEmpty. Operand 6954 states and 10499 transitions. [2024-11-28 02:15:11,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-28 02:15:11,880 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:11,880 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-28 02:15:11,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 02:15:11,880 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:11,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:11,881 INFO L85 PathProgramCache]: Analyzing trace with hash 135112159, now seen corresponding path program 1 times [2024-11-28 02:15:11,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:11,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781231800] [2024-11-28 02:15:11,881 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:11,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:15:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:14,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-28 02:15:14,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:15:14,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781231800] [2024-11-28 02:15:14,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781231800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:15:14,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:15:14,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:15:14,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862205139] [2024-11-28 02:15:14,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:14,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:15:14,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:15:14,299 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:15:14,300 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:14,300 INFO L87 Difference]: Start difference. First operand 6954 states and 10499 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:15:18,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:15:18,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:18,989 INFO L93 Difference]: Finished difference Result 6956 states and 10500 transitions. [2024-11-28 02:15:18,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:15:18,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 55 [2024-11-28 02:15:18,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:19,034 INFO L225 Difference]: With dead ends: 6956 [2024-11-28 02:15:19,034 INFO L226 Difference]: Without dead ends: 6953 [2024-11-28 02:15:19,040 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:19,041 INFO L435 NwaCegarLoop]: 5295 mSDtfsCounter, 5267 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5267 SdHoareTripleChecker+Valid, 5295 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:19,042 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5267 Valid, 5295 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 02:15:19,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6953 states. [2024-11-28 02:15:19,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6953 to 6953. [2024-11-28 02:15:19,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6953 states, 5324 states have (on average 1.4295642374154771) internal successors, (7611), 5368 states have internal predecessors, (7611), 1445 states have call successors, (1445), 185 states have call predecessors, (1445), 183 states have return successors, (1441), 1425 states have call predecessors, (1441), 1435 states have call successors, (1441) [2024-11-28 02:15:19,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6953 states to 6953 states and 10497 transitions. [2024-11-28 02:15:19,459 INFO L78 Accepts]: Start accepts. Automaton has 6953 states and 10497 transitions. Word has length 55 [2024-11-28 02:15:19,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:19,460 INFO L471 AbstractCegarLoop]: Abstraction has 6953 states and 10497 transitions. [2024-11-28 02:15:19,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:15:19,460 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 10497 transitions. [2024-11-28 02:15:19,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-28 02:15:19,461 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:19,461 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-28 02:15:19,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 02:15:19,461 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:19,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:19,461 INFO L85 PathProgramCache]: Analyzing trace with hash -110541099, now seen corresponding path program 1 times [2024-11-28 02:15:19,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:19,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977195400] [2024-11-28 02:15:19,462 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:19,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:15:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:21,701 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-28 02:15:21,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:15:21,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977195400] [2024-11-28 02:15:21,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977195400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:15:21,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:15:21,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:15:21,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259420218] [2024-11-28 02:15:21,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:21,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:15:21,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:15:21,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:15:21,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:21,703 INFO L87 Difference]: Start difference. First operand 6953 states and 10497 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:15:25,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:15:26,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:26,565 INFO L93 Difference]: Finished difference Result 9691 states and 14414 transitions. [2024-11-28 02:15:26,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:15:26,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 56 [2024-11-28 02:15:26,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:26,629 INFO L225 Difference]: With dead ends: 9691 [2024-11-28 02:15:26,629 INFO L226 Difference]: Without dead ends: 9655 [2024-11-28 02:15:26,644 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:26,644 INFO L435 NwaCegarLoop]: 5298 mSDtfsCounter, 3118 mSDsluCounter, 4104 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3118 SdHoareTripleChecker+Valid, 9402 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:26,645 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3118 Valid, 9402 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 02:15:26,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9655 states. [2024-11-28 02:15:27,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9655 to 9649. [2024-11-28 02:15:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9649 states, 7299 states have (on average 1.4100561720783669) internal successors, (10292), 7357 states have internal predecessors, (10292), 2030 states have call successors, (2030), 321 states have call predecessors, (2030), 319 states have return successors, (2028), 2006 states have call predecessors, (2028), 2022 states have call successors, (2028) [2024-11-28 02:15:27,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9649 states to 9649 states and 14350 transitions. [2024-11-28 02:15:27,273 INFO L78 Accepts]: Start accepts. Automaton has 9649 states and 14350 transitions. Word has length 56 [2024-11-28 02:15:27,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:27,274 INFO L471 AbstractCegarLoop]: Abstraction has 9649 states and 14350 transitions. [2024-11-28 02:15:27,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-28 02:15:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 9649 states and 14350 transitions. [2024-11-28 02:15:27,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-28 02:15:27,277 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:27,277 INFO L218 NwaCegarLoop]: trace histogram [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] [2024-11-28 02:15:27,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 02:15:27,277 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:27,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:27,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1864352145, now seen corresponding path program 1 times [2024-11-28 02:15:27,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:27,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347110984] [2024-11-28 02:15:27,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:27,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:15:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:29,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-28 02:15:29,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:15:29,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347110984] [2024-11-28 02:15:29,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347110984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:15:29,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:15:29,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:15:29,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096864001] [2024-11-28 02:15:29,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:29,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:15:29,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:15:29,746 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:15:29,746 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:29,746 INFO L87 Difference]: Start difference. First operand 9649 states and 14350 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-28 02:15:30,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:30,535 INFO L93 Difference]: Finished difference Result 20708 states and 30945 transitions. [2024-11-28 02:15:30,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:15:30,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 95 [2024-11-28 02:15:30,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:30,608 INFO L225 Difference]: With dead ends: 20708 [2024-11-28 02:15:30,608 INFO L226 Difference]: Without dead ends: 11112 [2024-11-28 02:15:30,652 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:30,654 INFO L435 NwaCegarLoop]: 5332 mSDtfsCounter, 1315 mSDsluCounter, 4781 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1532 SdHoareTripleChecker+Valid, 10113 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:30,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1532 Valid, 10113 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:15:30,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11112 states. [2024-11-28 02:15:31,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11112 to 10628. [2024-11-28 02:15:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10628 states, 8103 states have (on average 1.4168826360607183) internal successors, (11481), 8169 states have internal predecessors, (11481), 2205 states have call successors, (2205), 321 states have call predecessors, (2205), 319 states have return successors, (2205), 2178 states have call predecessors, (2205), 2197 states have call successors, (2205) [2024-11-28 02:15:31,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10628 states to 10628 states and 15891 transitions. [2024-11-28 02:15:31,276 INFO L78 Accepts]: Start accepts. Automaton has 10628 states and 15891 transitions. Word has length 95 [2024-11-28 02:15:31,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:31,276 INFO L471 AbstractCegarLoop]: Abstraction has 10628 states and 15891 transitions. [2024-11-28 02:15:31,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-28 02:15:31,277 INFO L276 IsEmpty]: Start isEmpty. Operand 10628 states and 15891 transitions. [2024-11-28 02:15:31,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 02:15:31,279 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:31,279 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:31,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 02:15:31,279 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:31,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:31,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1725003985, now seen corresponding path program 1 times [2024-11-28 02:15:31,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:31,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249149036] [2024-11-28 02:15:31,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:31,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:15:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-28 02:15:34,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:15:34,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249149036] [2024-11-28 02:15:34,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249149036] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:15:34,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:15:34,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:15:34,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774145677] [2024-11-28 02:15:34,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:34,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:15:34,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:15:34,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:15:34,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:15:34,776 INFO L87 Difference]: Start difference. First operand 10628 states and 15891 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-28 02:15:35,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:35,636 INFO L93 Difference]: Finished difference Result 21195 states and 31704 transitions. [2024-11-28 02:15:35,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:15:35,637 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 1 states have call successors, (13) Word has length 99 [2024-11-28 02:15:35,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:35,712 INFO L225 Difference]: With dead ends: 21195 [2024-11-28 02:15:35,712 INFO L226 Difference]: Without dead ends: 10620 [2024-11-28 02:15:35,755 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:15:35,756 INFO L435 NwaCegarLoop]: 5286 mSDtfsCounter, 0 mSDsluCounter, 21137 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 26423 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:35,756 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26423 Invalid, 21 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:15:35,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10620 states. [2024-11-28 02:15:36,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10620 to 10620. [2024-11-28 02:15:36,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10620 states, 8099 states have (on average 1.4168415853809113) internal successors, (11475), 8165 states have internal predecessors, (11475), 2201 states have call successors, (2201), 321 states have call predecessors, (2201), 319 states have return successors, (2201), 2174 states have call predecessors, (2201), 2193 states have call successors, (2201) [2024-11-28 02:15:36,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 15877 transitions. [2024-11-28 02:15:36,370 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 15877 transitions. Word has length 99 [2024-11-28 02:15:36,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:36,371 INFO L471 AbstractCegarLoop]: Abstraction has 10620 states and 15877 transitions. [2024-11-28 02:15:36,372 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 1 states have call successors, (13) [2024-11-28 02:15:36,372 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 15877 transitions. [2024-11-28 02:15:36,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 02:15:36,376 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:36,376 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:36,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 02:15:36,377 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:36,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:36,378 INFO L85 PathProgramCache]: Analyzing trace with hash -71947374, now seen corresponding path program 1 times [2024-11-28 02:15:36,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:36,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424040696] [2024-11-28 02:15:36,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:36,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:15:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-28 02:15:38,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:15:38,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424040696] [2024-11-28 02:15:38,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424040696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:15:38,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:15:38,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:15:38,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234539809] [2024-11-28 02:15:38,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:38,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:15:38,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:15:38,970 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:15:38,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:38,970 INFO L87 Difference]: Start difference. First operand 10620 states and 15877 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 02:15:43,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:15:43,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:43,834 INFO L93 Difference]: Finished difference Result 10628 states and 15883 transitions. [2024-11-28 02:15:43,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:15:43,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 99 [2024-11-28 02:15:43,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:43,904 INFO L225 Difference]: With dead ends: 10628 [2024-11-28 02:15:43,904 INFO L226 Difference]: Without dead ends: 10625 [2024-11-28 02:15:43,912 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:43,913 INFO L435 NwaCegarLoop]: 7145 mSDtfsCounter, 4092 mSDsluCounter, 3142 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4092 SdHoareTripleChecker+Valid, 10287 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:43,913 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4092 Valid, 10287 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 02:15:43,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10625 states. [2024-11-28 02:15:44,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10625 to 10619. [2024-11-28 02:15:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10619 states, 8099 states have (on average 1.4165946413137425) internal successors, (11473), 8164 states have internal predecessors, (11473), 2200 states have call successors, (2200), 321 states have call predecessors, (2200), 319 states have return successors, (2201), 2174 states have call predecessors, (2201), 2193 states have call successors, (2201) [2024-11-28 02:15:44,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10619 states to 10619 states and 15874 transitions. [2024-11-28 02:15:44,650 INFO L78 Accepts]: Start accepts. Automaton has 10619 states and 15874 transitions. Word has length 99 [2024-11-28 02:15:44,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:44,651 INFO L471 AbstractCegarLoop]: Abstraction has 10619 states and 15874 transitions. [2024-11-28 02:15:44,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 02:15:44,651 INFO L276 IsEmpty]: Start isEmpty. Operand 10619 states and 15874 transitions. [2024-11-28 02:15:44,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-28 02:15:44,654 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:44,655 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:44,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 02:15:44,655 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:44,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:44,655 INFO L85 PathProgramCache]: Analyzing trace with hash 288996808, now seen corresponding path program 1 times [2024-11-28 02:15:44,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:44,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209041160] [2024-11-28 02:15:44,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:44,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:15:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:47,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-28 02:15:47,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:15:47,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209041160] [2024-11-28 02:15:47,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209041160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:15:47,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:15:47,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:15:47,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986175782] [2024-11-28 02:15:47,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:47,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:15:47,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:15:47,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:15:47,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:47,584 INFO L87 Difference]: Start difference. First operand 10619 states and 15874 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, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 02:15:51,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 02:15:52,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:52,540 INFO L93 Difference]: Finished difference Result 21187 states and 31683 transitions. [2024-11-28 02:15:52,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:15:52,540 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, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 108 [2024-11-28 02:15:52,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:52,612 INFO L225 Difference]: With dead ends: 21187 [2024-11-28 02:15:52,612 INFO L226 Difference]: Without dead ends: 10621 [2024-11-28 02:15:52,656 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:15:52,657 INFO L435 NwaCegarLoop]: 9428 mSDtfsCounter, 5174 mSDsluCounter, 5227 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5174 SdHoareTripleChecker+Valid, 14655 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:52,657 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5174 Valid, 14655 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 02:15:52,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10621 states. [2024-11-28 02:15:53,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10621 to 10607. [2024-11-28 02:15:53,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10607 states, 8093 states have (on average 1.4164092425552948) internal successors, (11463), 8158 states have internal predecessors, (11463), 2194 states have call successors, (2194), 320 states have call predecessors, (2194), 319 states have return successors, (2188), 2169 states have call predecessors, (2188), 2184 states have call successors, (2188) [2024-11-28 02:15:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10607 states to 10607 states and 15845 transitions. [2024-11-28 02:15:53,259 INFO L78 Accepts]: Start accepts. Automaton has 10607 states and 15845 transitions. Word has length 108 [2024-11-28 02:15:53,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:53,260 INFO L471 AbstractCegarLoop]: Abstraction has 10607 states and 15845 transitions. [2024-11-28 02:15:53,260 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, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 02:15:53,260 INFO L276 IsEmpty]: Start isEmpty. Operand 10607 states and 15845 transitions. [2024-11-28 02:15:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-28 02:15:53,265 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:53,265 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:15:53,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 02:15:53,266 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:53,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:53,266 INFO L85 PathProgramCache]: Analyzing trace with hash -119827417, now seen corresponding path program 1 times [2024-11-28 02:15:53,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:53,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442129736] [2024-11-28 02:15:53,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:53,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:15:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:15:56,313 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-28 02:15:56,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:15:56,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442129736] [2024-11-28 02:15:56,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442129736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:15:56,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:15:56,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:15:56,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35744267] [2024-11-28 02:15:56,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:15:56,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:15:56,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:15:56,315 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:15:56,315 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:15:56,315 INFO L87 Difference]: Start difference. First operand 10607 states and 15845 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 02:15:56,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:15:56,972 INFO L93 Difference]: Finished difference Result 11490 states and 17106 transitions. [2024-11-28 02:15:56,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:15:56,972 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 108 [2024-11-28 02:15:56,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:15:57,032 INFO L225 Difference]: With dead ends: 11490 [2024-11-28 02:15:57,032 INFO L226 Difference]: Without dead ends: 9353 [2024-11-28 02:15:57,046 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:15:57,047 INFO L435 NwaCegarLoop]: 5290 mSDtfsCounter, 0 mSDsluCounter, 21146 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 26436 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:15:57,047 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26436 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:15:57,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9353 states. [2024-11-28 02:15:57,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9353 to 9353. [2024-11-28 02:15:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9353 states, 7081 states have (on average 1.4061573224120887) internal successors, (9957), 7142 states have internal predecessors, (9957), 1973 states have call successors, (1973), 299 states have call predecessors, (1973), 298 states have return successors, (1969), 1951 states have call predecessors, (1969), 1965 states have call successors, (1969) [2024-11-28 02:15:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9353 states to 9353 states and 13899 transitions. [2024-11-28 02:15:57,571 INFO L78 Accepts]: Start accepts. Automaton has 9353 states and 13899 transitions. Word has length 108 [2024-11-28 02:15:57,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:15:57,572 INFO L471 AbstractCegarLoop]: Abstraction has 9353 states and 13899 transitions. [2024-11-28 02:15:57,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-28 02:15:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 9353 states and 13899 transitions. [2024-11-28 02:15:57,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 02:15:57,587 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:15:57,588 INFO L218 NwaCegarLoop]: trace histogram [3, 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] [2024-11-28 02:15:57,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 02:15:57,588 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:15:57,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:15:57,589 INFO L85 PathProgramCache]: Analyzing trace with hash 111239335, now seen corresponding path program 1 times [2024-11-28 02:15:57,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:15:57,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946634752] [2024-11-28 02:15:57,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:15:57,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:15:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-28 02:16:00,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:00,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946634752] [2024-11-28 02:16:00,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946634752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:16:00,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:16:00,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:16:00,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887874452] [2024-11-28 02:16:00,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:16:00,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:16:00,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:16:00,694 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:16:00,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:16:00,694 INFO L87 Difference]: Start difference. First operand 9353 states and 13899 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 4 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-28 02:16:01,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:16:01,569 INFO L93 Difference]: Finished difference Result 18667 states and 27753 transitions. [2024-11-28 02:16:01,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:16:01,569 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 4 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 159 [2024-11-28 02:16:01,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:16:01,622 INFO L225 Difference]: With dead ends: 18667 [2024-11-28 02:16:01,623 INFO L226 Difference]: Without dead ends: 9350 [2024-11-28 02:16:01,658 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:16:01,659 INFO L435 NwaCegarLoop]: 5283 mSDtfsCounter, 0 mSDsluCounter, 21117 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 26400 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:16:01,659 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26400 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:16:01,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9350 states. [2024-11-28 02:16:02,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9350 to 9350. [2024-11-28 02:16:02,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9350 states, 7080 states have (on average 1.405367231638418) internal successors, (9950), 7141 states have internal predecessors, (9950), 1971 states have call successors, (1971), 299 states have call predecessors, (1971), 298 states have return successors, (1967), 1949 states have call predecessors, (1967), 1963 states have call successors, (1967) [2024-11-28 02:16:02,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9350 states to 9350 states and 13888 transitions. [2024-11-28 02:16:02,180 INFO L78 Accepts]: Start accepts. Automaton has 9350 states and 13888 transitions. Word has length 159 [2024-11-28 02:16:02,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:16:02,181 INFO L471 AbstractCegarLoop]: Abstraction has 9350 states and 13888 transitions. [2024-11-28 02:16:02,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 4 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-11-28 02:16:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 9350 states and 13888 transitions. [2024-11-28 02:16:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-28 02:16:02,209 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:16:02,210 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:16:02,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 02:16:02,210 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:16:02,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:16:02,211 INFO L85 PathProgramCache]: Analyzing trace with hash -300925186, now seen corresponding path program 1 times [2024-11-28 02:16:02,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:16:02,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047609348] [2024-11-28 02:16:02,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:02,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:16:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:05,423 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-28 02:16:05,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:05,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047609348] [2024-11-28 02:16:05,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047609348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:16:05,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:16:05,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:16:05,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335108376] [2024-11-28 02:16:05,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:16:05,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:16:05,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:16:05,426 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:16:05,426 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:16:05,427 INFO L87 Difference]: Start difference. First operand 9350 states and 13888 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-28 02:16:05,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:16:05,965 INFO L93 Difference]: Finished difference Result 18651 states and 27716 transitions. [2024-11-28 02:16:05,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:16:05,965 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 216 [2024-11-28 02:16:05,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:16:06,023 INFO L225 Difference]: With dead ends: 18651 [2024-11-28 02:16:06,023 INFO L226 Difference]: Without dead ends: 9354 [2024-11-28 02:16:06,062 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:16:06,062 INFO L435 NwaCegarLoop]: 5285 mSDtfsCounter, 0 mSDsluCounter, 10561 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15846 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:16:06,062 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15846 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:16:06,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9354 states. [2024-11-28 02:16:06,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9354 to 9354. [2024-11-28 02:16:06,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9354 states, 7084 states have (on average 1.4051383399209487) internal successors, (9954), 7145 states have internal predecessors, (9954), 1971 states have call successors, (1971), 299 states have call predecessors, (1971), 298 states have return successors, (1967), 1949 states have call predecessors, (1967), 1963 states have call successors, (1967) [2024-11-28 02:16:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9354 states to 9354 states and 13892 transitions. [2024-11-28 02:16:06,592 INFO L78 Accepts]: Start accepts. Automaton has 9354 states and 13892 transitions. Word has length 216 [2024-11-28 02:16:06,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:16:06,594 INFO L471 AbstractCegarLoop]: Abstraction has 9354 states and 13892 transitions. [2024-11-28 02:16:06,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-28 02:16:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 9354 states and 13892 transitions. [2024-11-28 02:16:06,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-28 02:16:06,621 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:16:06,622 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:16:06,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 02:16:06,622 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:16:06,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:16:06,623 INFO L85 PathProgramCache]: Analyzing trace with hash -766217325, now seen corresponding path program 1 times [2024-11-28 02:16:06,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:16:06,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63806845] [2024-11-28 02:16:06,623 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:06,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:16:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:09,970 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-28 02:16:09,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:09,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63806845] [2024-11-28 02:16:09,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63806845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:16:09,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:16:09,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:16:09,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353071244] [2024-11-28 02:16:09,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:16:09,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:16:09,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:16:09,972 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:16:09,973 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:16:09,973 INFO L87 Difference]: Start difference. First operand 9354 states and 13892 transitions. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 5 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) [2024-11-28 02:16:10,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:16:10,861 INFO L93 Difference]: Finished difference Result 18687 states and 27765 transitions. [2024-11-28 02:16:10,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:16:10,862 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 5 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) Word has length 217 [2024-11-28 02:16:10,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:16:10,925 INFO L225 Difference]: With dead ends: 18687 [2024-11-28 02:16:10,925 INFO L226 Difference]: Without dead ends: 9366 [2024-11-28 02:16:10,962 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:16:10,963 INFO L435 NwaCegarLoop]: 5282 mSDtfsCounter, 2 mSDsluCounter, 26391 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 31673 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:16:10,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 31673 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 02:16:10,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9366 states. [2024-11-28 02:16:11,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9366 to 9357. [2024-11-28 02:16:11,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9357 states, 7086 states have (on average 1.404600620942704) internal successors, (9953), 7147 states have internal predecessors, (9953), 1972 states have call successors, (1972), 299 states have call predecessors, (1972), 298 states have return successors, (1968), 1950 states have call predecessors, (1968), 1964 states have call successors, (1968) [2024-11-28 02:16:11,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9357 states to 9357 states and 13893 transitions. [2024-11-28 02:16:11,488 INFO L78 Accepts]: Start accepts. Automaton has 9357 states and 13893 transitions. Word has length 217 [2024-11-28 02:16:11,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:16:11,489 INFO L471 AbstractCegarLoop]: Abstraction has 9357 states and 13893 transitions. [2024-11-28 02:16:11,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 5 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) [2024-11-28 02:16:11,489 INFO L276 IsEmpty]: Start isEmpty. Operand 9357 states and 13893 transitions. [2024-11-28 02:16:11,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 02:16:11,521 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:16:11,522 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:16:11,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 02:16:11,522 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:16:11,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:16:11,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1923239499, now seen corresponding path program 1 times [2024-11-28 02:16:11,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:16:11,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783532660] [2024-11-28 02:16:11,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:11,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:16:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:14,085 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-28 02:16:14,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:14,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783532660] [2024-11-28 02:16:14,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783532660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:16:14,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:16:14,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:16:14,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577595352] [2024-11-28 02:16:14,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:16:14,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:16:14,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:16:14,087 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:16:14,088 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:16:14,088 INFO L87 Difference]: Start difference. First operand 9357 states and 13893 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-28 02:16:14,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:16:14,755 INFO L93 Difference]: Finished difference Result 18989 states and 28229 transitions. [2024-11-28 02:16:14,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:16:14,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 285 [2024-11-28 02:16:14,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:16:14,818 INFO L225 Difference]: With dead ends: 18989 [2024-11-28 02:16:14,818 INFO L226 Difference]: Without dead ends: 9685 [2024-11-28 02:16:14,857 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:16:14,857 INFO L435 NwaCegarLoop]: 5469 mSDtfsCounter, 163 mSDsluCounter, 5299 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 10768 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:16:14,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 10768 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:16:14,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9685 states. [2024-11-28 02:16:15,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9685 to 9365. [2024-11-28 02:16:15,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9365 states, 7094 states have (on average 1.4041443473357766) internal successors, (9961), 7155 states have internal predecessors, (9961), 1972 states have call successors, (1972), 299 states have call predecessors, (1972), 298 states have return successors, (1968), 1950 states have call predecessors, (1968), 1964 states have call successors, (1968) [2024-11-28 02:16:15,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9365 states to 9365 states and 13901 transitions. [2024-11-28 02:16:15,393 INFO L78 Accepts]: Start accepts. Automaton has 9365 states and 13901 transitions. Word has length 285 [2024-11-28 02:16:15,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:16:15,393 INFO L471 AbstractCegarLoop]: Abstraction has 9365 states and 13901 transitions. [2024-11-28 02:16:15,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-28 02:16:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 9365 states and 13901 transitions. [2024-11-28 02:16:15,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-28 02:16:15,422 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:16:15,422 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:16:15,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 02:16:15,423 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:16:15,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:16:15,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1483920943, now seen corresponding path program 1 times [2024-11-28 02:16:15,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:16:15,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110739971] [2024-11-28 02:16:15,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:15,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:16:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:18,087 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-28 02:16:18,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:18,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110739971] [2024-11-28 02:16:18,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110739971] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:16:18,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919244463] [2024-11-28 02:16:18,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:18,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:16:18,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:16:18,091 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:16:18,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:16:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:23,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 4629 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:16:23,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:16:23,168 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-28 02:16:23,168 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:16:23,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919244463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:16:23,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:16:23,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-28 02:16:23,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90788744] [2024-11-28 02:16:23,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:16:23,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:16:23,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:16:23,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:16:23,171 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:16:23,171 INFO L87 Difference]: Start difference. First operand 9365 states and 13901 transitions. Second operand has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-28 02:16:23,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:16:23,682 INFO L93 Difference]: Finished difference Result 18677 states and 28222 transitions. [2024-11-28 02:16:23,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:16:23,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 287 [2024-11-28 02:16:23,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:16:23,733 INFO L225 Difference]: With dead ends: 18677 [2024-11-28 02:16:23,733 INFO L226 Difference]: Without dead ends: 9365 [2024-11-28 02:16:23,780 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:16:23,781 INFO L435 NwaCegarLoop]: 5281 mSDtfsCounter, 0 mSDsluCounter, 5275 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10556 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:16:23,781 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10556 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:16:23,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9365 states. [2024-11-28 02:16:24,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9365 to 9365. [2024-11-28 02:16:24,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9365 states, 7094 states have (on average 1.4024527769946433) internal successors, (9949), 7155 states have internal predecessors, (9949), 1972 states have call successors, (1972), 299 states have call predecessors, (1972), 298 states have return successors, (1968), 1950 states have call predecessors, (1968), 1964 states have call successors, (1968) [2024-11-28 02:16:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9365 states to 9365 states and 13889 transitions. [2024-11-28 02:16:24,321 INFO L78 Accepts]: Start accepts. Automaton has 9365 states and 13889 transitions. Word has length 287 [2024-11-28 02:16:24,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:16:24,321 INFO L471 AbstractCegarLoop]: Abstraction has 9365 states and 13889 transitions. [2024-11-28 02:16:24,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-28 02:16:24,322 INFO L276 IsEmpty]: Start isEmpty. Operand 9365 states and 13889 transitions. [2024-11-28 02:16:24,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 02:16:24,349 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:16:24,350 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:16:24,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:16:24,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-28 02:16:24,550 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:16:24,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:16:24,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1331758454, now seen corresponding path program 1 times [2024-11-28 02:16:24,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:16:24,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007510981] [2024-11-28 02:16:24,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:24,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:16:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-28 02:16:27,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:27,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007510981] [2024-11-28 02:16:27,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007510981] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:16:27,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475939829] [2024-11-28 02:16:27,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:27,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:16:27,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:16:27,177 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:16:27,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:16:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:32,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 4777 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 02:16:32,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:16:32,484 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-28 02:16:32,484 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:16:34,293 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-28 02:16:34,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [475939829] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:16:34,293 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:16:34,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-28 02:16:34,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143108598] [2024-11-28 02:16:34,294 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:16:34,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:16:34,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:16:34,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:16:34,297 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:16:34,297 INFO L87 Difference]: Start difference. First operand 9365 states and 13889 transitions. Second operand has 7 states, 7 states have (on average 36.285714285714285) internal successors, (254), 7 states have internal predecessors, (254), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-28 02:16:37,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:16:37,615 INFO L93 Difference]: Finished difference Result 19977 states and 29728 transitions. [2024-11-28 02:16:37,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:16:37,616 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.285714285714285) internal successors, (254), 7 states have internal predecessors, (254), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 284 [2024-11-28 02:16:37,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:16:37,674 INFO L225 Difference]: With dead ends: 19977 [2024-11-28 02:16:37,674 INFO L226 Difference]: Without dead ends: 10665 [2024-11-28 02:16:37,713 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 565 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:16:37,714 INFO L435 NwaCegarLoop]: 5466 mSDtfsCounter, 1136 mSDsluCounter, 11022 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 16488 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:16:37,714 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1308 Valid, 16488 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-28 02:16:37,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10665 states. [2024-11-28 02:16:38,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10665 to 9557. [2024-11-28 02:16:38,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9557 states, 7262 states have (on average 1.4022307904158633) internal successors, (10183), 7323 states have internal predecessors, (10183), 1996 states have call successors, (1996), 299 states have call predecessors, (1996), 298 states have return successors, (1992), 1974 states have call predecessors, (1992), 1988 states have call successors, (1992) [2024-11-28 02:16:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9557 states to 9557 states and 14171 transitions. [2024-11-28 02:16:38,244 INFO L78 Accepts]: Start accepts. Automaton has 9557 states and 14171 transitions. Word has length 284 [2024-11-28 02:16:38,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:16:38,245 INFO L471 AbstractCegarLoop]: Abstraction has 9557 states and 14171 transitions. [2024-11-28 02:16:38,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.285714285714285) internal successors, (254), 7 states have internal predecessors, (254), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-28 02:16:38,245 INFO L276 IsEmpty]: Start isEmpty. Operand 9557 states and 14171 transitions. [2024-11-28 02:16:38,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2024-11-28 02:16:38,265 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:16:38,266 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:16:38,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 02:16:38,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:16:38,466 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:16:38,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:16:38,467 INFO L85 PathProgramCache]: Analyzing trace with hash -2103714634, now seen corresponding path program 2 times [2024-11-28 02:16:38,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:16:38,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644417194] [2024-11-28 02:16:38,467 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 02:16:38,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:16:40,492 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-28 02:16:40,492 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 02:16:41,276 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-28 02:16:41,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:41,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644417194] [2024-11-28 02:16:41,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644417194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:16:41,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:16:41,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:16:41,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272666241] [2024-11-28 02:16:41,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:16:41,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:16:41,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:16:41,278 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:16:41,278 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:16:41,278 INFO L87 Difference]: Start difference. First operand 9557 states and 14171 transitions. Second operand has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 5 states have internal predecessors, (184), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-28 02:16:41,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:16:41,780 INFO L93 Difference]: Finished difference Result 10719 states and 15850 transitions. [2024-11-28 02:16:41,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:16:41,781 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 5 states have internal predecessors, (184), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) Word has length 290 [2024-11-28 02:16:41,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:16:41,838 INFO L225 Difference]: With dead ends: 10719 [2024-11-28 02:16:41,838 INFO L226 Difference]: Without dead ends: 9453 [2024-11-28 02:16:41,850 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:16:41,851 INFO L435 NwaCegarLoop]: 5288 mSDtfsCounter, 0 mSDsluCounter, 21137 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 26425 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:16:41,851 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26425 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:16:41,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9453 states. [2024-11-28 02:16:42,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9453 to 9453. [2024-11-28 02:16:42,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9453 states, 7177 states have (on average 1.400585202730946) internal successors, (10052), 7237 states have internal predecessors, (10052), 1978 states have call successors, (1978), 298 states have call predecessors, (1978), 297 states have return successors, (1975), 1957 states have call predecessors, (1975), 1971 states have call successors, (1975) [2024-11-28 02:16:42,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9453 states to 9453 states and 14005 transitions. [2024-11-28 02:16:42,335 INFO L78 Accepts]: Start accepts. Automaton has 9453 states and 14005 transitions. Word has length 290 [2024-11-28 02:16:42,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:16:42,336 INFO L471 AbstractCegarLoop]: Abstraction has 9453 states and 14005 transitions. [2024-11-28 02:16:42,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 5 states have internal predecessors, (184), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-28 02:16:42,336 INFO L276 IsEmpty]: Start isEmpty. Operand 9453 states and 14005 transitions. [2024-11-28 02:16:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2024-11-28 02:16:42,359 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:16:42,360 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:16:42,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 02:16:42,360 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:16:42,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:16:42,361 INFO L85 PathProgramCache]: Analyzing trace with hash -202933046, now seen corresponding path program 1 times [2024-11-28 02:16:42,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:16:42,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705085960] [2024-11-28 02:16:42,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:42,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:16:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:45,039 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-28 02:16:45,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:45,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705085960] [2024-11-28 02:16:45,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705085960] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:16:45,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:16:45,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:16:45,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667720492] [2024-11-28 02:16:45,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:16:45,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:16:45,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:16:45,041 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:16:45,041 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:16:45,041 INFO L87 Difference]: Start difference. First operand 9453 states and 14005 transitions. Second operand has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 3 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 02:16:48,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:16:48,368 INFO L93 Difference]: Finished difference Result 19119 states and 29095 transitions. [2024-11-28 02:16:48,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:16:48,369 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 3 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 291 [2024-11-28 02:16:48,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:16:48,422 INFO L225 Difference]: With dead ends: 19119 [2024-11-28 02:16:48,422 INFO L226 Difference]: Without dead ends: 9593 [2024-11-28 02:16:48,463 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:16:48,464 INFO L435 NwaCegarLoop]: 5279 mSDtfsCounter, 176 mSDsluCounter, 20865 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 26144 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:16:48,464 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 26144 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-28 02:16:48,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9593 states. [2024-11-28 02:16:48,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9593 to 9573. [2024-11-28 02:16:48,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9573 states, 7277 states have (on average 1.3986532911914251) internal successors, (10178), 7341 states have internal predecessors, (10178), 1996 states have call successors, (1996), 298 states have call predecessors, (1996), 299 states have return successors, (1995), 1975 states have call predecessors, (1995), 1989 states have call successors, (1995) [2024-11-28 02:16:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9573 states to 9573 states and 14169 transitions. [2024-11-28 02:16:48,825 INFO L78 Accepts]: Start accepts. Automaton has 9573 states and 14169 transitions. Word has length 291 [2024-11-28 02:16:48,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:16:48,825 INFO L471 AbstractCegarLoop]: Abstraction has 9573 states and 14169 transitions. [2024-11-28 02:16:48,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 3 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 02:16:48,825 INFO L276 IsEmpty]: Start isEmpty. Operand 9573 states and 14169 transitions. [2024-11-28 02:16:48,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2024-11-28 02:16:48,848 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:16:48,848 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:16:48,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-28 02:16:48,848 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:16:48,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:16:48,849 INFO L85 PathProgramCache]: Analyzing trace with hash 268423304, now seen corresponding path program 1 times [2024-11-28 02:16:48,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:16:48,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872520609] [2024-11-28 02:16:48,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:48,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:16:50,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:51,879 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-28 02:16:51,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:51,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872520609] [2024-11-28 02:16:51,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872520609] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:16:51,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:16:51,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:16:51,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879290472] [2024-11-28 02:16:51,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:16:51,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:16:51,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:16:51,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:16:51,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:16:51,881 INFO L87 Difference]: Start difference. First operand 9573 states and 14169 transitions. Second operand has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 3 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 02:16:53,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:16:53,303 INFO L93 Difference]: Finished difference Result 19539 states and 29394 transitions. [2024-11-28 02:16:53,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:16:53,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 3 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 291 [2024-11-28 02:16:53,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:16:53,354 INFO L225 Difference]: With dead ends: 19539 [2024-11-28 02:16:53,354 INFO L226 Difference]: Without dead ends: 9837 [2024-11-28 02:16:53,393 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:16:53,394 INFO L435 NwaCegarLoop]: 5328 mSDtfsCounter, 73 mSDsluCounter, 21129 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 26457 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:16:53,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 26457 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 02:16:53,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9837 states. [2024-11-28 02:16:53,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9837 to 9709. [2024-11-28 02:16:53,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9709 states, 7389 states have (on average 1.3974827446203817) internal successors, (10326), 7455 states have internal predecessors, (10326), 2020 states have call successors, (2020), 298 states have call predecessors, (2020), 299 states have return successors, (2019), 1999 states have call predecessors, (2019), 2013 states have call successors, (2019) [2024-11-28 02:16:53,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9709 states to 9709 states and 14365 transitions. [2024-11-28 02:16:53,892 INFO L78 Accepts]: Start accepts. Automaton has 9709 states and 14365 transitions. Word has length 291 [2024-11-28 02:16:53,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:16:53,893 INFO L471 AbstractCegarLoop]: Abstraction has 9709 states and 14365 transitions. [2024-11-28 02:16:53,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 31.666666666666668) internal successors, (190), 6 states have internal predecessors, (190), 3 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-28 02:16:53,893 INFO L276 IsEmpty]: Start isEmpty. Operand 9709 states and 14365 transitions. [2024-11-28 02:16:53,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2024-11-28 02:16:53,908 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:16:53,908 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:16:53,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-28 02:16:53,908 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:16:53,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:16:53,908 INFO L85 PathProgramCache]: Analyzing trace with hash -2097611766, now seen corresponding path program 1 times [2024-11-28 02:16:53,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:16:53,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509000085] [2024-11-28 02:16:53,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:53,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:16:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:16:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-28 02:16:56,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:16:56,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509000085] [2024-11-28 02:16:56,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509000085] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:16:56,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839091716] [2024-11-28 02:16:56,953 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:16:56,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:16:56,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:16:56,955 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:16:56,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 02:17:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:17:02,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 4816 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 02:17:02,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:17:04,972 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 02:17:04,972 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:17:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-28 02:17:08,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839091716] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:17:08,726 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:17:08,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5 [2024-11-28 02:17:08,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216270746] [2024-11-28 02:17:08,726 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:17:08,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:17:08,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:17:08,728 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:17:08,728 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:17:08,728 INFO L87 Difference]: Start difference. First operand 9709 states and 14365 transitions. Second operand has 5 states, 5 states have (on average 56.2) internal successors, (281), 5 states have internal predecessors, (281), 4 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (67), 4 states have call predecessors, (67), 4 states have call successors, (67) [2024-11-28 02:17:12,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:17:12,762 INFO L93 Difference]: Finished difference Result 21418 states and 31895 transitions. [2024-11-28 02:17:12,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:17:12,762 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 56.2) internal successors, (281), 5 states have internal predecessors, (281), 4 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (67), 4 states have call predecessors, (67), 4 states have call successors, (67) Word has length 291 [2024-11-28 02:17:12,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:17:12,814 INFO L225 Difference]: With dead ends: 21418 [2024-11-28 02:17:12,814 INFO L226 Difference]: Without dead ends: 11762 [2024-11-28 02:17:12,847 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 584 GetRequests, 579 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:17:12,848 INFO L435 NwaCegarLoop]: 5322 mSDtfsCounter, 4513 mSDsluCounter, 10288 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4983 SdHoareTripleChecker+Valid, 15610 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:17:12,848 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4983 Valid, 15610 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-28 02:17:12,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11762 states. [2024-11-28 02:17:13,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11762 to 11639. [2024-11-28 02:17:13,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11639 states, 8985 states have (on average 1.4127991096271564) internal successors, (12694), 9065 states have internal predecessors, (12694), 2354 states have call successors, (2354), 298 states have call predecessors, (2354), 299 states have return successors, (2355), 2329 states have call predecessors, (2355), 2347 states have call successors, (2355) [2024-11-28 02:17:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11639 states to 11639 states and 17403 transitions. [2024-11-28 02:17:13,233 INFO L78 Accepts]: Start accepts. Automaton has 11639 states and 17403 transitions. Word has length 291 [2024-11-28 02:17:13,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:17:13,234 INFO L471 AbstractCegarLoop]: Abstraction has 11639 states and 17403 transitions. [2024-11-28 02:17:13,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 56.2) internal successors, (281), 5 states have internal predecessors, (281), 4 states have call successors, (69), 2 states have call predecessors, (69), 2 states have return successors, (67), 4 states have call predecessors, (67), 4 states have call successors, (67) [2024-11-28 02:17:13,234 INFO L276 IsEmpty]: Start isEmpty. Operand 11639 states and 17403 transitions. [2024-11-28 02:17:13,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-11-28 02:17:13,250 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:17:13,250 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:17:13,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 02:17:13,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c699138-508b-4719-9cdc-b8763e1cd2e7/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-11-28 02:17:13,450 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:17:13,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:17:13,451 INFO L85 PathProgramCache]: Analyzing trace with hash -236580016, now seen corresponding path program 1 times [2024-11-28 02:17:13,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:17:13,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406999759] [2024-11-28 02:17:13,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:17:13,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:17:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:17:16,212 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-28 02:17:16,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:17:16,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406999759] [2024-11-28 02:17:16,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406999759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:17:16,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:17:16,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:17:16,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525524684] [2024-11-28 02:17:16,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:17:16,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:17:16,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:17:16,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:17:16,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:17:16,215 INFO L87 Difference]: Start difference. First operand 11639 states and 17403 transitions. Second operand has 6 states, 6 states have (on average 32.0) internal successors, (192), 5 states have internal predecessors, (192), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-28 02:17:16,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:17:16,843 INFO L93 Difference]: Finished difference Result 15761 states and 23473 transitions. [2024-11-28 02:17:16,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:17:16,844 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 32.0) internal successors, (192), 5 states have internal predecessors, (192), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) Word has length 309 [2024-11-28 02:17:16,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:17:16,886 INFO L225 Difference]: With dead ends: 15761 [2024-11-28 02:17:16,886 INFO L226 Difference]: Without dead ends: 11636 [2024-11-28 02:17:16,904 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:17:16,904 INFO L435 NwaCegarLoop]: 5280 mSDtfsCounter, 0 mSDsluCounter, 21113 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 26393 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:17:16,905 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26393 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:17:16,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11636 states. [2024-11-28 02:17:17,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11636 to 11636. [2024-11-28 02:17:17,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11636 states, 8983 states have (on average 1.4126683735945675) internal successors, (12690), 9063 states have internal predecessors, (12690), 2353 states have call successors, (2353), 298 states have call predecessors, (2353), 299 states have return successors, (2354), 2328 states have call predecessors, (2354), 2346 states have call successors, (2354) [2024-11-28 02:17:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11636 states to 11636 states and 17397 transitions. [2024-11-28 02:17:17,282 INFO L78 Accepts]: Start accepts. Automaton has 11636 states and 17397 transitions. Word has length 309 [2024-11-28 02:17:17,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:17:17,282 INFO L471 AbstractCegarLoop]: Abstraction has 11636 states and 17397 transitions. [2024-11-28 02:17:17,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 32.0) internal successors, (192), 5 states have internal predecessors, (192), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-28 02:17:17,282 INFO L276 IsEmpty]: Start isEmpty. Operand 11636 states and 17397 transitions. [2024-11-28 02:17:17,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2024-11-28 02:17:17,300 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:17:17,300 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:17:17,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-28 02:17:17,300 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:17:17,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:17:17,300 INFO L85 PathProgramCache]: Analyzing trace with hash -328060142, now seen corresponding path program 1 times [2024-11-28 02:17:17,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:17:17,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017659355] [2024-11-28 02:17:17,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:17:17,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:17:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:17:19,733 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-28 02:17:19,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:17:19,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017659355] [2024-11-28 02:17:19,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017659355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:17:19,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:17:19,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:17:19,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853220897] [2024-11-28 02:17:19,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:17:19,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:17:19,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:17:19,735 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:17:19,735 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:17:19,735 INFO L87 Difference]: Start difference. First operand 11636 states and 17397 transitions. Second operand has 4 states, 4 states have (on average 50.25) internal successors, (201), 4 states have internal predecessors, (201), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-28 02:17:20,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:17:20,144 INFO L93 Difference]: Finished difference Result 23222 states and 34732 transitions. [2024-11-28 02:17:20,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:17:20,144 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 50.25) internal successors, (201), 4 states have internal predecessors, (201), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 329 [2024-11-28 02:17:20,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:17:20,195 INFO L225 Difference]: With dead ends: 23222 [2024-11-28 02:17:20,195 INFO L226 Difference]: Without dead ends: 11633 [2024-11-28 02:17:20,229 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:17:20,230 INFO L435 NwaCegarLoop]: 5282 mSDtfsCounter, 0 mSDsluCounter, 10559 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15841 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:17:20,230 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15841 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:17:20,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11633 states. [2024-11-28 02:17:20,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11633 to 11633. [2024-11-28 02:17:20,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11633 states, 8980 states have (on average 1.412806236080178) internal successors, (12687), 9061 states have internal predecessors, (12687), 2353 states have call successors, (2353), 298 states have call predecessors, (2353), 299 states have return successors, (2353), 2327 states have call predecessors, (2353), 2346 states have call successors, (2353) [2024-11-28 02:17:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11633 states to 11633 states and 17393 transitions. [2024-11-28 02:17:20,604 INFO L78 Accepts]: Start accepts. Automaton has 11633 states and 17393 transitions. Word has length 329 [2024-11-28 02:17:20,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:17:20,605 INFO L471 AbstractCegarLoop]: Abstraction has 11633 states and 17393 transitions. [2024-11-28 02:17:20,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 50.25) internal successors, (201), 4 states have internal predecessors, (201), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-28 02:17:20,605 INFO L276 IsEmpty]: Start isEmpty. Operand 11633 states and 17393 transitions. [2024-11-28 02:17:20,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2024-11-28 02:17:20,636 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:17:20,637 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:17:20,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-28 02:17:20,637 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:17:20,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:17:20,638 INFO L85 PathProgramCache]: Analyzing trace with hash 641036766, now seen corresponding path program 1 times [2024-11-28 02:17:20,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:17:20,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564645014] [2024-11-28 02:17:20,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:17:20,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:17:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:17:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-28 02:17:23,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:17:23,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564645014] [2024-11-28 02:17:23,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564645014] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:17:23,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:17:23,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:17:23,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341532597] [2024-11-28 02:17:23,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:17:23,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:17:23,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:17:23,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:17:23,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:17:23,325 INFO L87 Difference]: Start difference. First operand 11633 states and 17393 transitions. Second operand has 5 states, 5 states have (on average 42.4) internal successors, (212), 5 states have internal predecessors, (212), 4 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-28 02:17:23,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:17:23,905 INFO L93 Difference]: Finished difference Result 23224 states and 34736 transitions. [2024-11-28 02:17:23,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:17:23,906 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 42.4) internal successors, (212), 5 states have internal predecessors, (212), 4 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 349 [2024-11-28 02:17:23,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:17:23,961 INFO L225 Difference]: With dead ends: 23224 [2024-11-28 02:17:23,961 INFO L226 Difference]: Without dead ends: 11633 [2024-11-28 02:17:23,998 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:17:23,999 INFO L435 NwaCegarLoop]: 5280 mSDtfsCounter, 2 mSDsluCounter, 15820 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 21100 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:17:23,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 21100 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:17:24,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11633 states. [2024-11-28 02:17:24,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11633 to 11633. [2024-11-28 02:17:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11633 states, 8980 states have (on average 1.4120267260579065) internal successors, (12680), 9061 states have internal predecessors, (12680), 2353 states have call successors, (2353), 298 states have call predecessors, (2353), 299 states have return successors, (2353), 2327 states have call predecessors, (2353), 2346 states have call successors, (2353) [2024-11-28 02:17:24,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11633 states to 11633 states and 17386 transitions. [2024-11-28 02:17:24,539 INFO L78 Accepts]: Start accepts. Automaton has 11633 states and 17386 transitions. Word has length 349 [2024-11-28 02:17:24,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:17:24,539 INFO L471 AbstractCegarLoop]: Abstraction has 11633 states and 17386 transitions. [2024-11-28 02:17:24,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.4) internal successors, (212), 5 states have internal predecessors, (212), 4 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-28 02:17:24,539 INFO L276 IsEmpty]: Start isEmpty. Operand 11633 states and 17386 transitions. [2024-11-28 02:17:24,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-11-28 02:17:24,558 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:17:24,558 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:17:24,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-28 02:17:24,558 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:17:24,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:17:24,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1128882743, now seen corresponding path program 1 times [2024-11-28 02:17:24,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:17:24,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125586722] [2024-11-28 02:17:24,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:17:24,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:17:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:17:27,456 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-28 02:17:27,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:17:27,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125586722] [2024-11-28 02:17:27,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125586722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:17:27,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:17:27,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:17:27,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634481320] [2024-11-28 02:17:27,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:17:27,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:17:27,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:17:27,458 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:17:27,458 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:17:27,458 INFO L87 Difference]: Start difference. First operand 11633 states and 17386 transitions. Second operand has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 4 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-28 02:17:28,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:17:28,280 INFO L93 Difference]: Finished difference Result 23224 states and 34722 transitions. [2024-11-28 02:17:28,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:17:28,281 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 4 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 351 [2024-11-28 02:17:28,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:17:28,359 INFO L225 Difference]: With dead ends: 23224 [2024-11-28 02:17:28,359 INFO L226 Difference]: Without dead ends: 11632 [2024-11-28 02:17:28,395 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:17:28,395 INFO L435 NwaCegarLoop]: 5273 mSDtfsCounter, 2 mSDsluCounter, 15806 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 21079 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:17:28,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 21079 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:17:28,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11632 states. [2024-11-28 02:17:28,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11632 to 11632. [2024-11-28 02:17:28,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11632 states, 8979 states have (on average 1.4117385009466532) internal successors, (12676), 9060 states have internal predecessors, (12676), 2353 states have call successors, (2353), 298 states have call predecessors, (2353), 299 states have return successors, (2353), 2327 states have call predecessors, (2353), 2346 states have call successors, (2353) [2024-11-28 02:17:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11632 states to 11632 states and 17382 transitions. [2024-11-28 02:17:28,926 INFO L78 Accepts]: Start accepts. Automaton has 11632 states and 17382 transitions. Word has length 351 [2024-11-28 02:17:28,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:17:28,927 INFO L471 AbstractCegarLoop]: Abstraction has 11632 states and 17382 transitions. [2024-11-28 02:17:28,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 4 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-11-28 02:17:28,927 INFO L276 IsEmpty]: Start isEmpty. Operand 11632 states and 17382 transitions. [2024-11-28 02:17:28,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-11-28 02:17:28,947 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:17:28,947 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:17:28,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-28 02:17:28,947 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:17:28,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:17:28,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1791076371, now seen corresponding path program 1 times [2024-11-28 02:17:28,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:17:28,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128126501] [2024-11-28 02:17:28,948 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:17:28,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:17:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:17:32,311 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-28 02:17:32,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:17:32,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128126501] [2024-11-28 02:17:32,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128126501] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:17:32,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:17:32,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:17:32,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823790044] [2024-11-28 02:17:32,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:17:32,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:17:32,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:17:32,313 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:17:32,313 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:17:32,313 INFO L87 Difference]: Start difference. First operand 11632 states and 17382 transitions. Second operand has 6 states, 6 states have (on average 36.666666666666664) internal successors, (220), 5 states have internal predecessors, (220), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-28 02:17:32,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:17:32,895 INFO L93 Difference]: Finished difference Result 13012 states and 19384 transitions. [2024-11-28 02:17:32,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:17:32,896 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 36.666666666666664) internal successors, (220), 5 states have internal predecessors, (220), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) Word has length 362 [2024-11-28 02:17:32,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:17:32,944 INFO L225 Difference]: With dead ends: 13012 [2024-11-28 02:17:32,944 INFO L226 Difference]: Without dead ends: 11218 [2024-11-28 02:17:32,957 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:17:32,957 INFO L435 NwaCegarLoop]: 5272 mSDtfsCounter, 0 mSDsluCounter, 21073 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 26345 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:17:32,958 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26345 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:17:32,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11218 states. [2024-11-28 02:17:33,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11218 to 11218. [2024-11-28 02:17:33,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11218 states, 8651 states have (on average 1.411050745578546) internal successors, (12207), 8728 states have internal predecessors, (12207), 2275 states have call successors, (2275), 290 states have call predecessors, (2275), 291 states have return successors, (2276), 2251 states have call predecessors, (2276), 2270 states have call successors, (2276) [2024-11-28 02:17:33,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11218 states to 11218 states and 16758 transitions. [2024-11-28 02:17:33,335 INFO L78 Accepts]: Start accepts. Automaton has 11218 states and 16758 transitions. Word has length 362 [2024-11-28 02:17:33,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:17:33,336 INFO L471 AbstractCegarLoop]: Abstraction has 11218 states and 16758 transitions. [2024-11-28 02:17:33,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 36.666666666666664) internal successors, (220), 5 states have internal predecessors, (220), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-28 02:17:33,336 INFO L276 IsEmpty]: Start isEmpty. Operand 11218 states and 16758 transitions. [2024-11-28 02:17:33,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2024-11-28 02:17:33,358 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:17:33,358 INFO L218 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:17:33,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-28 02:17:33,359 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:17:33,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:17:33,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1919212910, now seen corresponding path program 1 times [2024-11-28 02:17:33,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:17:33,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124514252] [2024-11-28 02:17:33,359 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:17:33,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:17:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:17:36,372 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-11-28 02:17:36,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:17:36,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124514252] [2024-11-28 02:17:36,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124514252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:17:36,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:17:36,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:17:36,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405906657] [2024-11-28 02:17:36,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:17:36,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:17:36,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:17:36,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:17:36,374 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:17:36,374 INFO L87 Difference]: Start difference. First operand 11218 states and 16758 transitions. Second operand has 6 states, 6 states have (on average 38.0) internal successors, (228), 5 states have internal predecessors, (228), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-28 02:17:36,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:17:36,848 INFO L93 Difference]: Finished difference Result 13464 states and 19994 transitions. [2024-11-28 02:17:36,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:17:36,848 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 5 states have internal predecessors, (228), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) Word has length 381 [2024-11-28 02:17:36,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:17:36,867 INFO L225 Difference]: With dead ends: 13464 [2024-11-28 02:17:36,867 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 02:17:37,008 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:17:37,013 INFO L435 NwaCegarLoop]: 5182 mSDtfsCounter, 0 mSDsluCounter, 20721 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 25903 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:17:37,013 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 25903 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:17:37,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 02:17:37,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 02:17:37,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:17:37,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 02:17:37,032 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 381 [2024-11-28 02:17:37,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:17:37,032 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:17:37,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 5 states have internal predecessors, (228), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (47), 3 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-28 02:17:37,032 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 02:17:37,033 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 02:17:37,034 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:17:37,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-28 02:17:37,036 INFO L422 BasicCegarLoop]: Path program histogram: [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] [2024-11-28 02:17:37,038 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.