./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_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/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_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash caae4db63337890a4a0ad5519e5dc1ac7860ae33fd5676bf609d979eac0ef7c8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 08:21:13,933 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 08:21:13,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 08:21:13,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 08:21:13,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 08:21:14,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 08:21:14,017 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 08:21:14,017 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 08:21:14,017 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 08:21:14,017 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 08:21:14,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 08:21:14,017 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 08:21:14,018 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 08:21:14,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 08:21:14,018 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 08:21:14,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 08:21:14,018 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 08:21:14,018 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 08:21:14,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 08:21:14,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 08:21:14,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 08:21:14,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 08:21:14,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 08:21:14,019 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 08:21:14,019 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 08:21:14,019 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 08:21:14,019 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:21:14,019 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:21:14,019 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:21:14,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:21:14,019 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 08:21:14,019 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:21:14,020 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 08:21:14,020 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 08:21:14,021 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 08:21:14,021 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_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> caae4db63337890a4a0ad5519e5dc1ac7860ae33fd5676bf609d979eac0ef7c8 [2024-12-02 08:21:14,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 08:21:14,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 08:21:14,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 08:21:14,269 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 08:21:14,269 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 08:21:14,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2024-12-02 08:21:17,006 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/data/234026a38/d8662292bc43448ca6a4f074866ed02c/FLAG02aac11fb [2024-12-02 08:21:17,472 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 08:21:17,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2024-12-02 08:21:17,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/data/234026a38/d8662292bc43448ca6a4f074866ed02c/FLAG02aac11fb [2024-12-02 08:21:17,527 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/data/234026a38/d8662292bc43448ca6a4f074866ed02c [2024-12-02 08:21:17,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 08:21:17,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 08:21:17,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 08:21:17,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 08:21:17,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 08:21:17,537 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:21:17" (1/1) ... [2024-12-02 08:21:17,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ed8c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:17, skipping insertion in model container [2024-12-02 08:21:17,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:21:17" (1/1) ... [2024-12-02 08:21:17,636 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 08:21:19,266 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_762f6214-69aa-4aeb-8c59-06a7c140285b/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] [2024-12-02 08:21:19,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:21:19,392 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 08:21:19,478 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] [2024-12-02 08:21:19,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [4172] [2024-12-02 08:21:19,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [4179] [2024-12-02 08:21:19,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4210] [2024-12-02 08:21:19,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4213] [2024-12-02 08:21:19,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4216] [2024-12-02 08:21:19,481 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4219] [2024-12-02 08:21:19,494 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] [2024-12-02 08:21:19,495 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] [2024-12-02 08:21:19,495 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] [2024-12-02 08:21:19,497 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] [2024-12-02 08:21:19,497 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] [2024-12-02 08:21:19,761 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_762f6214-69aa-4aeb-8c59-06a7c140285b/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] [2024-12-02 08:21:19,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:21:19,840 INFO L204 MainTranslator]: Completed translation [2024-12-02 08:21:19,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19 WrapperNode [2024-12-02 08:21:19,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 08:21:19,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 08:21:19,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 08:21:19,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 08:21:19,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:19,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:20,123 INFO L138 Inliner]: procedures = 272, calls = 4202, calls flagged for inlining = 110, calls inlined = 101, statements flattened = 9812 [2024-12-02 08:21:20,124 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 08:21:20,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 08:21:20,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 08:21:20,124 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 08:21:20,132 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:20,132 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:20,167 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:21,523 INFO L175 MemorySlicer]: Split 2894 memory accesses to 39 slices as follows [50, 1, 8, 96, 7, 5, 2, 2, 1, 1, 6, 1, 2, 2, 2519, 10, 3, 2, 7, 31, 1, 4, 1, 4, 5, 8, 2, 8, 2, 4, 12, 6, 12, 5, 6, 28, 5, 16, 9]. 87 percent of accesses are in the largest equivalence class. The 232 initializations are split as follows [50, 1, 8, 0, 7, 5, 2, 2, 1, 0, 6, 0, 2, 0, 63, 10, 3, 2, 7, 0, 0, 4, 1, 4, 5, 8, 2, 8, 2, 4, 0, 6, 0, 5, 0, 0, 5, 0, 9]. The 1101 writes are split as follows [0, 0, 0, 96, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 919, 0, 0, 0, 0, 24, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 12, 0, 2, 0, 3, 28, 0, 16, 0]. [2024-12-02 08:21:21,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:21,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:21,673 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:21,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:21,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:21,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:21,790 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:21,855 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 08:21:21,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 08:21:21,857 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 08:21:21,857 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 08:21:21,858 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (1/1) ... [2024-12-02 08:21:21,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:21:21,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:21:21,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 08:21:21,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 08:21:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-12-02 08:21:21,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-12-02 08:21:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2024-12-02 08:21:21,907 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2024-12-02 08:21:21,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-12-02 08:21:21,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#20 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#21 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#22 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#23 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#24 [2024-12-02 08:21:21,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#25 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#26 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#27 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#28 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#29 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#30 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#31 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#32 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#33 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#34 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#35 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#36 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#37 [2024-12-02 08:21:21,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#38 [2024-12-02 08:21:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-12-02 08:21:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-12-02 08:21:21,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-12-02 08:21:21,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#20 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#21 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#22 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#23 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#24 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#25 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#26 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#27 [2024-12-02 08:21:21,912 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#28 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#29 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#30 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#31 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#32 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#33 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#34 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#35 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#36 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#37 [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#38 [2024-12-02 08:21:21,913 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-12-02 08:21:21,913 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-12-02 08:21:21,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 08:21:21,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-12-02 08:21:21,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#36 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#37 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#38 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 08:21:21,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 08:21:21,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2024-12-02 08:21:21,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#36 [2024-12-02 08:21:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#37 [2024-12-02 08:21:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#38 [2024-12-02 08:21:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2024-12-02 08:21:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2024-12-02 08:21:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2024-12-02 08:21:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2024-12-02 08:21:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2024-12-02 08:21:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2024-12-02 08:21:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-12-02 08:21:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-12-02 08:21:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2024-12-02 08:21:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2024-12-02 08:21:21,919 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2024-12-02 08:21:21,919 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2024-12-02 08:21:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 08:21:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 08:21:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2024-12-02 08:21:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2024-12-02 08:21:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2024-12-02 08:21:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2024-12-02 08:21:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_osst_tape [2024-12-02 08:21:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_osst_tape [2024-12-02 08:21:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2024-12-02 08:21:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2024-12-02 08:21:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-12-02 08:21:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-12-02 08:21:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 08:21:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 08:21:21,920 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2024-12-02 08:21:21,920 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2024-12-02 08:21:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2024-12-02 08:21:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-12-02 08:21:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2024-12-02 08:21:21,921 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-12-02 08:21:21,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-12-02 08:21:21,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#34 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#35 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#36 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#37 [2024-12-02 08:21:21,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#38 [2024-12-02 08:21:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-12-02 08:21:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-12-02 08:21:21,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-12-02 08:21:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#34 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#35 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#36 [2024-12-02 08:21:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#37 [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#38 [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_osst_int_mutex [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_osst_int_mutex [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 08:21:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_osst_int_mutex [2024-12-02 08:21:21,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_osst_int_mutex [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2024-12-02 08:21:21,927 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2024-12-02 08:21:21,927 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2024-12-02 08:21:21,927 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 08:21:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2024-12-02 08:21:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#38 [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-12-02 08:21:21,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-12-02 08:21:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 08:21:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#36 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#37 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#38 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-12-02 08:21:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2024-12-02 08:21:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2024-12-02 08:21:21,931 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 08:21:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 08:21:21,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#36 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#37 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#38 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2024-12-02 08:21:21,933 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 08:21:21,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 08:21:21,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2024-12-02 08:21:21,935 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2024-12-02 08:21:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2024-12-02 08:21:21,935 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-12-02 08:21:21,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#34 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#35 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#36 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#37 [2024-12-02 08:21:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#38 [2024-12-02 08:21:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-12-02 08:21:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-12-02 08:21:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-12-02 08:21:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-12-02 08:21:21,937 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-12-02 08:21:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#34 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#35 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#36 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#37 [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#38 [2024-12-02 08:21:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2024-12-02 08:21:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2024-12-02 08:21:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2024-12-02 08:21:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2024-12-02 08:21:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2024-12-02 08:21:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 08:21:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2024-12-02 08:21:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-12-02 08:21:21,940 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 08:21:21,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-12-02 08:21:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-12-02 08:21:21,941 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2024-12-02 08:21:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2024-12-02 08:21:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2024-12-02 08:21:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 08:21:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2024-12-02 08:21:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2024-12-02 08:21:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2024-12-02 08:21:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-12-02 08:21:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 08:21:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2024-12-02 08:21:21,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2024-12-02 08:21:21,943 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2024-12-02 08:21:21,943 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 08:21:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#38 [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2024-12-02 08:21:21,944 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2024-12-02 08:21:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2024-12-02 08:21:21,944 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2024-12-02 08:21:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 08:21:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-12-02 08:21:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-12-02 08:21:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-12-02 08:21:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-12-02 08:21:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-12-02 08:21:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-12-02 08:21:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-12-02 08:21:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2024-12-02 08:21:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2024-12-02 08:21:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2024-12-02 08:21:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2024-12-02 08:21:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 08:21:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 08:21:21,947 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-12-02 08:21:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-12-02 08:21:23,214 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 08:21:23,219 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 08:22:02,396 INFO L? ?]: Removed 4523 outVars from TransFormulas that were not future-live. [2024-12-02 08:22:02,396 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 08:22:02,450 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 08:22:02,450 INFO L312 CfgBuilder]: Removed 41 assume(true) statements. [2024-12-02 08:22:02,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:22:02 BoogieIcfgContainer [2024-12-02 08:22:02,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 08:22:02,453 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 08:22:02,453 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 08:22:02,458 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 08:22:02,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:21:17" (1/3) ... [2024-12-02 08:22:02,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27464641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:22:02, skipping insertion in model container [2024-12-02 08:22:02,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:19" (2/3) ... [2024-12-02 08:22:02,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27464641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:22:02, skipping insertion in model container [2024-12-02 08:22:02,459 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:22:02" (3/3) ... [2024-12-02 08:22:02,460 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--scsi--osst.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2024-12-02 08:22:02,475 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 08:22:02,478 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. [2024-12-02 08:22:02,589 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 08:22:02,600 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;@121bec9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 08:22:02,600 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 08:22:02,613 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) [2024-12-02 08:22:02,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-02 08:22:02,620 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:02,621 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] [2024-12-02 08:22:02,621 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:02,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:02,626 INFO L85 PathProgramCache]: Analyzing trace with hash -701123362, now seen corresponding path program 1 times [2024-12-02 08:22:02,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:02,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603744680] [2024-12-02 08:22:02,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:02,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:05,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 08:22:05,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:05,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603744680] [2024-12-02 08:22:05,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603744680] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:05,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:05,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:22:05,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66815354] [2024-12-02 08:22:05,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:05,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:22:05,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:05,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:22:05,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:05,832 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) [2024-12-02 08:22:06,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:06,189 INFO L93 Difference]: Finished difference Result 7038 states and 10908 transitions. [2024-12-02 08:22:06,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:22:06,192 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 [2024-12-02 08:22:06,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:06,237 INFO L225 Difference]: With dead ends: 7038 [2024-12-02 08:22:06,237 INFO L226 Difference]: Without dead ends: 3513 [2024-12-02 08:22:06,273 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:06,276 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 [2024-12-02 08:22:06,277 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] [2024-12-02 08:22:06,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3513 states. [2024-12-02 08:22:06,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3513 to 3513. [2024-12-02 08:22:06,523 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) [2024-12-02 08:22:06,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 5302 transitions. [2024-12-02 08:22:06,574 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 5302 transitions. Word has length 43 [2024-12-02 08:22:06,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:06,575 INFO L471 AbstractCegarLoop]: Abstraction has 3513 states and 5302 transitions. [2024-12-02 08:22:06,575 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) [2024-12-02 08:22:06,576 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 5302 transitions. [2024-12-02 08:22:06,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-02 08:22:06,577 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:06,578 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] [2024-12-02 08:22:06,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-12-02 08:22:06,578 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:06,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:06,579 INFO L85 PathProgramCache]: Analyzing trace with hash 476512, now seen corresponding path program 1 times [2024-12-02 08:22:06,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:06,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699019420] [2024-12-02 08:22:06,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:06,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 08:22:09,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:09,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699019420] [2024-12-02 08:22:09,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699019420] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:09,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:09,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:22:09,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255110924] [2024-12-02 08:22:09,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:09,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:22:09,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:09,234 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:22:09,234 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:09,234 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) [2024-12-02 08:22:09,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:09,410 INFO L93 Difference]: Finished difference Result 7017 states and 10592 transitions. [2024-12-02 08:22:09,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:22:09,410 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 [2024-12-02 08:22:09,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:09,471 INFO L225 Difference]: With dead ends: 7017 [2024-12-02 08:22:09,471 INFO L226 Difference]: Without dead ends: 3513 [2024-12-02 08:22:09,479 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:09,480 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 [2024-12-02 08:22:09,480 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] [2024-12-02 08:22:09,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3513 states. [2024-12-02 08:22:09,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3513 to 3513. [2024-12-02 08:22:09,585 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) [2024-12-02 08:22:09,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 5301 transitions. [2024-12-02 08:22:09,606 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 5301 transitions. Word has length 43 [2024-12-02 08:22:09,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:09,606 INFO L471 AbstractCegarLoop]: Abstraction has 3513 states and 5301 transitions. [2024-12-02 08:22:09,606 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) [2024-12-02 08:22:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 5301 transitions. [2024-12-02 08:22:09,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-02 08:22:09,607 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:09,608 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] [2024-12-02 08:22:09,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 08:22:09,608 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:09,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:09,608 INFO L85 PathProgramCache]: Analyzing trace with hash 23108766, now seen corresponding path program 1 times [2024-12-02 08:22:09,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:09,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370534373] [2024-12-02 08:22:09,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:09,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:12,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 08:22:12,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:12,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370534373] [2024-12-02 08:22:12,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370534373] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:12,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:12,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:22:12,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130301529] [2024-12-02 08:22:12,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:12,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:22:12,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:12,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:22:12,257 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:12,257 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) [2024-12-02 08:22:16,438 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 [] [2024-12-02 08:22:16,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:16,663 INFO L93 Difference]: Finished difference Result 7016 states and 10589 transitions. [2024-12-02 08:22:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:22:16,663 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 [2024-12-02 08:22:16,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:16,702 INFO L225 Difference]: With dead ends: 7016 [2024-12-02 08:22:16,702 INFO L226 Difference]: Without dead ends: 3513 [2024-12-02 08:22:16,724 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:16,725 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, 4.0s IncrementalHoareTripleChecker+Time [2024-12-02 08:22:16,726 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5291 Valid, 5296 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2024-12-02 08:22:16,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3513 states. [2024-12-02 08:22:16,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3513 to 3513. [2024-12-02 08:22:16,983 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) [2024-12-02 08:22:17,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 3513 states and 5300 transitions. [2024-12-02 08:22:17,023 INFO L78 Accepts]: Start accepts. Automaton has 3513 states and 5300 transitions. Word has length 43 [2024-12-02 08:22:17,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:17,023 INFO L471 AbstractCegarLoop]: Abstraction has 3513 states and 5300 transitions. [2024-12-02 08:22:17,023 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) [2024-12-02 08:22:17,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3513 states and 5300 transitions. [2024-12-02 08:22:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-02 08:22:17,025 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:17,025 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] [2024-12-02 08:22:17,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 08:22:17,025 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:17,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:17,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1409312160, now seen corresponding path program 1 times [2024-12-02 08:22:17,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:17,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239743788] [2024-12-02 08:22:17,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:17,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:19,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-02 08:22:19,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:19,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239743788] [2024-12-02 08:22:19,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239743788] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:19,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:19,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 08:22:19,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402443382] [2024-12-02 08:22:19,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:19,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 08:22:19,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:19,825 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 08:22:19,825 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 08:22:19,825 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) [2024-12-02 08:22:20,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:20,230 INFO L93 Difference]: Finished difference Result 6990 states and 10549 transitions. [2024-12-02 08:22:20,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 08:22:20,230 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 [2024-12-02 08:22:20,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:20,260 INFO L225 Difference]: With dead ends: 6990 [2024-12-02 08:22:20,260 INFO L226 Difference]: Without dead ends: 3515 [2024-12-02 08:22:20,276 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 [2024-12-02 08:22:20,277 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 [2024-12-02 08:22:20,277 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] [2024-12-02 08:22:20,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3515 states. [2024-12-02 08:22:20,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3515 to 3515. [2024-12-02 08:22:20,448 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) [2024-12-02 08:22:20,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 3515 states and 5302 transitions. [2024-12-02 08:22:20,472 INFO L78 Accepts]: Start accepts. Automaton has 3515 states and 5302 transitions. Word has length 43 [2024-12-02 08:22:20,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:20,472 INFO L471 AbstractCegarLoop]: Abstraction has 3515 states and 5302 transitions. [2024-12-02 08:22:20,472 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) [2024-12-02 08:22:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 5302 transitions. [2024-12-02 08:22:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-02 08:22:20,473 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:20,473 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] [2024-12-02 08:22:20,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 08:22:20,474 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:20,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:20,474 INFO L85 PathProgramCache]: Analyzing trace with hash 813682716, now seen corresponding path program 1 times [2024-12-02 08:22:20,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:20,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050771433] [2024-12-02 08:22:20,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:20,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:22,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-02 08:22:22,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:22,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050771433] [2024-12-02 08:22:22,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050771433] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:22,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:22,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:22:22,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258007153] [2024-12-02 08:22:22,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:22,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:22:22,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:22,625 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:22:22,625 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:22,626 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) [2024-12-02 08:22:26,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 08:22:27,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:27,089 INFO L93 Difference]: Finished difference Result 3517 states and 5303 transitions. [2024-12-02 08:22:27,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:22:27,089 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 [2024-12-02 08:22:27,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:27,107 INFO L225 Difference]: With dead ends: 3517 [2024-12-02 08:22:27,107 INFO L226 Difference]: Without dead ends: 3514 [2024-12-02 08:22:27,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:27,110 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 [2024-12-02 08:22:27,110 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] [2024-12-02 08:22:27,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3514 states. [2024-12-02 08:22:27,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3514 to 3514. [2024-12-02 08:22:27,217 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) [2024-12-02 08:22:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 3514 states and 5300 transitions. [2024-12-02 08:22:27,233 INFO L78 Accepts]: Start accepts. Automaton has 3514 states and 5300 transitions. Word has length 53 [2024-12-02 08:22:27,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:27,234 INFO L471 AbstractCegarLoop]: Abstraction has 3514 states and 5300 transitions. [2024-12-02 08:22:27,234 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) [2024-12-02 08:22:27,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3514 states and 5300 transitions. [2024-12-02 08:22:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-02 08:22:27,235 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:27,235 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] [2024-12-02 08:22:27,236 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 08:22:27,236 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:27,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:27,236 INFO L85 PathProgramCache]: Analyzing trace with hash -549700046, now seen corresponding path program 1 times [2024-12-02 08:22:27,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:27,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968593047] [2024-12-02 08:22:27,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:27,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:29,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:29,429 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-02 08:22:29,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:29,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968593047] [2024-12-02 08:22:29,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968593047] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:29,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:29,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:22:29,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236862884] [2024-12-02 08:22:29,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:29,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:22:29,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:29,431 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:22:29,431 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:29,431 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) [2024-12-02 08:22:33,493 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 [] [2024-12-02 08:22:34,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:34,447 INFO L93 Difference]: Finished difference Result 10431 states and 15751 transitions. [2024-12-02 08:22:34,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:22:34,448 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 [2024-12-02 08:22:34,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:34,518 INFO L225 Difference]: With dead ends: 10431 [2024-12-02 08:22:34,518 INFO L226 Difference]: Without dead ends: 6959 [2024-12-02 08:22:34,542 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:34,543 INFO L435 NwaCegarLoop]: 7133 mSDtfsCounter, 5266 mSDsluCounter, 5196 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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 [2024-12-02 08:22:34,543 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] [2024-12-02 08:22:34,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6959 states. [2024-12-02 08:22:35,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6959 to 6954. [2024-12-02 08:22:35,092 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) [2024-12-02 08:22:35,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6954 states to 6954 states and 10499 transitions. [2024-12-02 08:22:35,131 INFO L78 Accepts]: Start accepts. Automaton has 6954 states and 10499 transitions. Word has length 54 [2024-12-02 08:22:35,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:35,131 INFO L471 AbstractCegarLoop]: Abstraction has 6954 states and 10499 transitions. [2024-12-02 08:22:35,132 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) [2024-12-02 08:22:35,132 INFO L276 IsEmpty]: Start isEmpty. Operand 6954 states and 10499 transitions. [2024-12-02 08:22:35,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-02 08:22:35,133 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:35,133 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] [2024-12-02 08:22:35,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 08:22:35,133 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:35,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:35,133 INFO L85 PathProgramCache]: Analyzing trace with hash 135112159, now seen corresponding path program 1 times [2024-12-02 08:22:35,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:35,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679557706] [2024-12-02 08:22:35,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:35,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:37,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-02 08:22:37,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:37,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679557706] [2024-12-02 08:22:37,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679557706] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:37,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:37,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:22:37,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310943640] [2024-12-02 08:22:37,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:37,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:22:37,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:37,264 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:22:37,264 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:37,264 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) [2024-12-02 08:22:41,331 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 [] [2024-12-02 08:22:41,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:41,843 INFO L93 Difference]: Finished difference Result 6956 states and 10500 transitions. [2024-12-02 08:22:41,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:22:41,844 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 [2024-12-02 08:22:41,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:41,891 INFO L225 Difference]: With dead ends: 6956 [2024-12-02 08:22:41,891 INFO L226 Difference]: Without dead ends: 6953 [2024-12-02 08:22:41,898 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:41,898 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 [2024-12-02 08:22:41,899 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] [2024-12-02 08:22:41,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6953 states. [2024-12-02 08:22:42,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6953 to 6953. [2024-12-02 08:22:42,273 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) [2024-12-02 08:22:42,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6953 states to 6953 states and 10497 transitions. [2024-12-02 08:22:42,317 INFO L78 Accepts]: Start accepts. Automaton has 6953 states and 10497 transitions. Word has length 55 [2024-12-02 08:22:42,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:42,317 INFO L471 AbstractCegarLoop]: Abstraction has 6953 states and 10497 transitions. [2024-12-02 08:22:42,317 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) [2024-12-02 08:22:42,317 INFO L276 IsEmpty]: Start isEmpty. Operand 6953 states and 10497 transitions. [2024-12-02 08:22:42,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-02 08:22:42,318 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:42,318 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] [2024-12-02 08:22:42,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 08:22:42,319 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:42,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:42,319 INFO L85 PathProgramCache]: Analyzing trace with hash -110541099, now seen corresponding path program 1 times [2024-12-02 08:22:42,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:42,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586381609] [2024-12-02 08:22:42,319 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:42,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:44,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-02 08:22:44,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:44,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586381609] [2024-12-02 08:22:44,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586381609] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:44,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:44,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:22:44,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368745549] [2024-12-02 08:22:44,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:44,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:22:44,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:44,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:22:44,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:44,482 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) [2024-12-02 08:22:48,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 08:22:49,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:49,167 INFO L93 Difference]: Finished difference Result 9691 states and 14414 transitions. [2024-12-02 08:22:49,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:22:49,167 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 [2024-12-02 08:22:49,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:49,215 INFO L225 Difference]: With dead ends: 9691 [2024-12-02 08:22:49,215 INFO L226 Difference]: Without dead ends: 9655 [2024-12-02 08:22:49,225 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:49,225 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 [2024-12-02 08:22:49,225 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] [2024-12-02 08:22:49,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9655 states. [2024-12-02 08:22:49,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9655 to 9649. [2024-12-02 08:22:49,564 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) [2024-12-02 08:22:49,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9649 states to 9649 states and 14350 transitions. [2024-12-02 08:22:49,610 INFO L78 Accepts]: Start accepts. Automaton has 9649 states and 14350 transitions. Word has length 56 [2024-12-02 08:22:49,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:49,610 INFO L471 AbstractCegarLoop]: Abstraction has 9649 states and 14350 transitions. [2024-12-02 08:22:49,610 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) [2024-12-02 08:22:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 9649 states and 14350 transitions. [2024-12-02 08:22:49,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-02 08:22:49,613 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:49,613 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] [2024-12-02 08:22:49,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 08:22:49,613 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:49,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:49,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1864352145, now seen corresponding path program 1 times [2024-12-02 08:22:49,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:49,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685409527] [2024-12-02 08:22:49,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:49,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-02 08:22:51,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:51,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685409527] [2024-12-02 08:22:51,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685409527] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:51,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:51,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:22:51,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102814614] [2024-12-02 08:22:51,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:51,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:22:51,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:51,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:22:51,880 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:51,880 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) [2024-12-02 08:22:52,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:52,457 INFO L93 Difference]: Finished difference Result 20708 states and 30945 transitions. [2024-12-02 08:22:52,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:22:52,457 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 [2024-12-02 08:22:52,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:52,514 INFO L225 Difference]: With dead ends: 20708 [2024-12-02 08:22:52,514 INFO L226 Difference]: Without dead ends: 11112 [2024-12-02 08:22:52,555 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:52,555 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 [2024-12-02 08:22:52,556 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] [2024-12-02 08:22:52,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11112 states. [2024-12-02 08:22:52,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11112 to 10628. [2024-12-02 08:22:52,993 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) [2024-12-02 08:22:53,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10628 states to 10628 states and 15891 transitions. [2024-12-02 08:22:53,041 INFO L78 Accepts]: Start accepts. Automaton has 10628 states and 15891 transitions. Word has length 95 [2024-12-02 08:22:53,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:53,041 INFO L471 AbstractCegarLoop]: Abstraction has 10628 states and 15891 transitions. [2024-12-02 08:22:53,041 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) [2024-12-02 08:22:53,041 INFO L276 IsEmpty]: Start isEmpty. Operand 10628 states and 15891 transitions. [2024-12-02 08:22:53,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-02 08:22:53,044 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:53,044 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] [2024-12-02 08:22:53,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 08:22:53,044 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:53,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:53,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1725003985, now seen corresponding path program 1 times [2024-12-02 08:22:53,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:53,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142621810] [2024-12-02 08:22:53,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:53,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:56,000 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-02 08:22:56,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:56,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142621810] [2024-12-02 08:22:56,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142621810] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:56,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:56,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 08:22:56,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955993609] [2024-12-02 08:22:56,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:56,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 08:22:56,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:56,001 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 08:22:56,001 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 08:22:56,001 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) [2024-12-02 08:22:56,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:22:56,604 INFO L93 Difference]: Finished difference Result 21195 states and 31704 transitions. [2024-12-02 08:22:56,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 08:22:56,604 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 [2024-12-02 08:22:56,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:22:56,656 INFO L225 Difference]: With dead ends: 21195 [2024-12-02 08:22:56,656 INFO L226 Difference]: Without dead ends: 10620 [2024-12-02 08:22:56,692 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 [2024-12-02 08:22:56,692 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, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 08:22:56,692 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26423 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 08:22:56,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10620 states. [2024-12-02 08:22:57,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10620 to 10620. [2024-12-02 08:22:57,207 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) [2024-12-02 08:22:57,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 15877 transitions. [2024-12-02 08:22:57,288 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 15877 transitions. Word has length 99 [2024-12-02 08:22:57,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:22:57,289 INFO L471 AbstractCegarLoop]: Abstraction has 10620 states and 15877 transitions. [2024-12-02 08:22:57,289 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) [2024-12-02 08:22:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 15877 transitions. [2024-12-02 08:22:57,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-02 08:22:57,292 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:22:57,292 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] [2024-12-02 08:22:57,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 08:22:57,293 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:22:57,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:22:57,293 INFO L85 PathProgramCache]: Analyzing trace with hash -71947374, now seen corresponding path program 1 times [2024-12-02 08:22:57,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:22:57,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773569944] [2024-12-02 08:22:57,293 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:22:57,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:22:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:22:59,695 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-02 08:22:59,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:22:59,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773569944] [2024-12-02 08:22:59,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773569944] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:22:59,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:22:59,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:22:59,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297001775] [2024-12-02 08:22:59,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:22:59,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:22:59,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:22:59,696 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:22:59,697 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:22:59,697 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) [2024-12-02 08:23:03,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 08:23:04,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:04,392 INFO L93 Difference]: Finished difference Result 10628 states and 15883 transitions. [2024-12-02 08:23:04,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:23:04,393 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 [2024-12-02 08:23:04,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:04,438 INFO L225 Difference]: With dead ends: 10628 [2024-12-02 08:23:04,438 INFO L226 Difference]: Without dead ends: 10625 [2024-12-02 08:23:04,445 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 [2024-12-02 08:23:04,446 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 [2024-12-02 08:23:04,446 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] [2024-12-02 08:23:04,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10625 states. [2024-12-02 08:23:04,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10625 to 10619. [2024-12-02 08:23:04,790 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) [2024-12-02 08:23:04,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10619 states to 10619 states and 15874 transitions. [2024-12-02 08:23:04,841 INFO L78 Accepts]: Start accepts. Automaton has 10619 states and 15874 transitions. Word has length 99 [2024-12-02 08:23:04,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:04,841 INFO L471 AbstractCegarLoop]: Abstraction has 10619 states and 15874 transitions. [2024-12-02 08:23:04,841 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) [2024-12-02 08:23:04,842 INFO L276 IsEmpty]: Start isEmpty. Operand 10619 states and 15874 transitions. [2024-12-02 08:23:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-02 08:23:04,845 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:04,845 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] [2024-12-02 08:23:04,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 08:23:04,845 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:04,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:04,845 INFO L85 PathProgramCache]: Analyzing trace with hash 288996808, now seen corresponding path program 1 times [2024-12-02 08:23:04,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:04,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593771560] [2024-12-02 08:23:04,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:04,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:07,236 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-02 08:23:07,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:07,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593771560] [2024-12-02 08:23:07,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593771560] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:23:07,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:23:07,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:23:07,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490755498] [2024-12-02 08:23:07,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:23:07,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:23:07,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:07,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:23:07,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:23:07,239 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) [2024-12-02 08:23:11,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 08:23:12,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:12,078 INFO L93 Difference]: Finished difference Result 21187 states and 31683 transitions. [2024-12-02 08:23:12,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:23:12,078 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 [2024-12-02 08:23:12,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:12,127 INFO L225 Difference]: With dead ends: 21187 [2024-12-02 08:23:12,127 INFO L226 Difference]: Without dead ends: 10621 [2024-12-02 08:23:12,164 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 [2024-12-02 08:23:12,164 INFO L435 NwaCegarLoop]: 9428 mSDtfsCounter, 5174 mSDsluCounter, 5227 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s 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 [2024-12-02 08:23:12,165 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] [2024-12-02 08:23:12,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10621 states. [2024-12-02 08:23:12,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10621 to 10607. [2024-12-02 08:23:12,521 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) [2024-12-02 08:23:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10607 states to 10607 states and 15845 transitions. [2024-12-02 08:23:12,574 INFO L78 Accepts]: Start accepts. Automaton has 10607 states and 15845 transitions. Word has length 108 [2024-12-02 08:23:12,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:12,575 INFO L471 AbstractCegarLoop]: Abstraction has 10607 states and 15845 transitions. [2024-12-02 08:23:12,575 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) [2024-12-02 08:23:12,575 INFO L276 IsEmpty]: Start isEmpty. Operand 10607 states and 15845 transitions. [2024-12-02 08:23:12,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-02 08:23:12,577 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:12,578 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] [2024-12-02 08:23:12,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 08:23:12,578 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:12,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:12,578 INFO L85 PathProgramCache]: Analyzing trace with hash -119827417, now seen corresponding path program 1 times [2024-12-02 08:23:12,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:12,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483256204] [2024-12-02 08:23:12,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:12,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:15,389 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-02 08:23:15,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:15,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483256204] [2024-12-02 08:23:15,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483256204] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:23:15,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:23:15,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 08:23:15,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488319055] [2024-12-02 08:23:15,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:23:15,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 08:23:15,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:15,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 08:23:15,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 08:23:15,392 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) [2024-12-02 08:23:15,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:15,951 INFO L93 Difference]: Finished difference Result 11490 states and 17106 transitions. [2024-12-02 08:23:15,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 08:23:15,952 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 [2024-12-02 08:23:15,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:16,001 INFO L225 Difference]: With dead ends: 11490 [2024-12-02 08:23:16,001 INFO L226 Difference]: Without dead ends: 9353 [2024-12-02 08:23:16,017 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 [2024-12-02 08:23:16,018 INFO L435 NwaCegarLoop]: 5290 mSDtfsCounter, 0 mSDsluCounter, 21146 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-12-02 08:23:16,018 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] [2024-12-02 08:23:16,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9353 states. [2024-12-02 08:23:16,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9353 to 9353. [2024-12-02 08:23:16,427 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) [2024-12-02 08:23:16,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9353 states to 9353 states and 13899 transitions. [2024-12-02 08:23:16,466 INFO L78 Accepts]: Start accepts. Automaton has 9353 states and 13899 transitions. Word has length 108 [2024-12-02 08:23:16,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:16,466 INFO L471 AbstractCegarLoop]: Abstraction has 9353 states and 13899 transitions. [2024-12-02 08:23:16,466 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) [2024-12-02 08:23:16,466 INFO L276 IsEmpty]: Start isEmpty. Operand 9353 states and 13899 transitions. [2024-12-02 08:23:16,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-02 08:23:16,484 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:16,484 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] [2024-12-02 08:23:16,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 08:23:16,484 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:16,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:16,485 INFO L85 PathProgramCache]: Analyzing trace with hash 111239335, now seen corresponding path program 1 times [2024-12-02 08:23:16,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:16,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591634657] [2024-12-02 08:23:16,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:16,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-02 08:23:19,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:19,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591634657] [2024-12-02 08:23:19,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591634657] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:23:19,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:23:19,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 08:23:19,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888494199] [2024-12-02 08:23:19,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:23:19,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 08:23:19,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:19,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 08:23:19,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 08:23:19,613 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) [2024-12-02 08:23:20,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:20,327 INFO L93 Difference]: Finished difference Result 18667 states and 27753 transitions. [2024-12-02 08:23:20,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 08:23:20,327 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 [2024-12-02 08:23:20,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:20,366 INFO L225 Difference]: With dead ends: 18667 [2024-12-02 08:23:20,366 INFO L226 Difference]: Without dead ends: 9350 [2024-12-02 08:23:20,395 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 [2024-12-02 08:23:20,395 INFO L435 NwaCegarLoop]: 5283 mSDtfsCounter, 0 mSDsluCounter, 21117 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 08:23:20,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26400 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 08:23:20,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9350 states. [2024-12-02 08:23:20,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9350 to 9350. [2024-12-02 08:23:20,678 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) [2024-12-02 08:23:20,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9350 states to 9350 states and 13888 transitions. [2024-12-02 08:23:20,719 INFO L78 Accepts]: Start accepts. Automaton has 9350 states and 13888 transitions. Word has length 159 [2024-12-02 08:23:20,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:20,720 INFO L471 AbstractCegarLoop]: Abstraction has 9350 states and 13888 transitions. [2024-12-02 08:23:20,720 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) [2024-12-02 08:23:20,720 INFO L276 IsEmpty]: Start isEmpty. Operand 9350 states and 13888 transitions. [2024-12-02 08:23:20,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-12-02 08:23:20,736 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:20,736 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] [2024-12-02 08:23:20,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 08:23:20,736 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:20,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:20,736 INFO L85 PathProgramCache]: Analyzing trace with hash -300925186, now seen corresponding path program 1 times [2024-12-02 08:23:20,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:20,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453760738] [2024-12-02 08:23:20,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:20,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-12-02 08:23:23,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:23,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453760738] [2024-12-02 08:23:23,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453760738] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:23:23,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:23:23,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 08:23:23,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543490906] [2024-12-02 08:23:23,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:23:23,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 08:23:23,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:23,048 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 08:23:23,048 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 08:23:23,049 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) [2024-12-02 08:23:23,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:23,546 INFO L93 Difference]: Finished difference Result 18651 states and 27716 transitions. [2024-12-02 08:23:23,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 08:23:23,547 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 [2024-12-02 08:23:23,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:23,584 INFO L225 Difference]: With dead ends: 18651 [2024-12-02 08:23:23,584 INFO L226 Difference]: Without dead ends: 9354 [2024-12-02 08:23:23,612 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 [2024-12-02 08:23:23,612 INFO L435 NwaCegarLoop]: 5285 mSDtfsCounter, 0 mSDsluCounter, 10561 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 08:23:23,613 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15846 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:23:23,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9354 states. [2024-12-02 08:23:23,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9354 to 9354. [2024-12-02 08:23:23,888 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) [2024-12-02 08:23:23,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9354 states to 9354 states and 13892 transitions. [2024-12-02 08:23:23,928 INFO L78 Accepts]: Start accepts. Automaton has 9354 states and 13892 transitions. Word has length 216 [2024-12-02 08:23:23,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:23,929 INFO L471 AbstractCegarLoop]: Abstraction has 9354 states and 13892 transitions. [2024-12-02 08:23:23,929 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) [2024-12-02 08:23:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 9354 states and 13892 transitions. [2024-12-02 08:23:23,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-12-02 08:23:23,943 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:23,943 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] [2024-12-02 08:23:23,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 08:23:23,944 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:23,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:23,944 INFO L85 PathProgramCache]: Analyzing trace with hash -766217325, now seen corresponding path program 1 times [2024-12-02 08:23:23,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:23,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963522556] [2024-12-02 08:23:23,944 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:23,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:26,911 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-12-02 08:23:26,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:26,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963522556] [2024-12-02 08:23:26,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963522556] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:23:26,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:23:26,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 08:23:26,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305775014] [2024-12-02 08:23:26,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:23:26,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 08:23:26,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:26,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 08:23:26,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 08:23:26,913 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) [2024-12-02 08:23:27,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:27,815 INFO L93 Difference]: Finished difference Result 18687 states and 27765 transitions. [2024-12-02 08:23:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 08:23:27,816 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 [2024-12-02 08:23:27,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:27,857 INFO L225 Difference]: With dead ends: 18687 [2024-12-02 08:23:27,857 INFO L226 Difference]: Without dead ends: 9366 [2024-12-02 08:23:27,886 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 [2024-12-02 08:23:27,887 INFO L435 NwaCegarLoop]: 5282 mSDtfsCounter, 2 mSDsluCounter, 26391 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2024-12-02 08:23:27,887 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] [2024-12-02 08:23:27,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9366 states. [2024-12-02 08:23:28,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9366 to 9357. [2024-12-02 08:23:28,223 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) [2024-12-02 08:23:28,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9357 states to 9357 states and 13893 transitions. [2024-12-02 08:23:28,264 INFO L78 Accepts]: Start accepts. Automaton has 9357 states and 13893 transitions. Word has length 217 [2024-12-02 08:23:28,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:28,265 INFO L471 AbstractCegarLoop]: Abstraction has 9357 states and 13893 transitions. [2024-12-02 08:23:28,265 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) [2024-12-02 08:23:28,265 INFO L276 IsEmpty]: Start isEmpty. Operand 9357 states and 13893 transitions. [2024-12-02 08:23:28,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-12-02 08:23:28,293 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:28,293 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] [2024-12-02 08:23:28,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 08:23:28,293 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:28,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:28,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1042785458, now seen corresponding path program 1 times [2024-12-02 08:23:28,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:28,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283236899] [2024-12-02 08:23:28,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:28,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:30,556 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-12-02 08:23:30,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:30,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283236899] [2024-12-02 08:23:30,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283236899] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:23:30,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:23:30,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:23:30,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251533789] [2024-12-02 08:23:30,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:23:30,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:23:30,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:30,558 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:23:30,558 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:23:30,558 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) [2024-12-02 08:23:31,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:31,304 INFO L93 Difference]: Finished difference Result 18989 states and 28229 transitions. [2024-12-02 08:23:31,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:23:31,305 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 [2024-12-02 08:23:31,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:31,349 INFO L225 Difference]: With dead ends: 18989 [2024-12-02 08:23:31,349 INFO L226 Difference]: Without dead ends: 9685 [2024-12-02 08:23:31,378 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:23:31,379 INFO L435 NwaCegarLoop]: 5469 mSDtfsCounter, 163 mSDsluCounter, 5299 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 [2024-12-02 08:23:31,379 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] [2024-12-02 08:23:31,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9685 states. [2024-12-02 08:23:31,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9685 to 9365. [2024-12-02 08:23:31,667 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) [2024-12-02 08:23:31,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9365 states to 9365 states and 13901 transitions. [2024-12-02 08:23:31,781 INFO L78 Accepts]: Start accepts. Automaton has 9365 states and 13901 transitions. Word has length 285 [2024-12-02 08:23:31,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:31,781 INFO L471 AbstractCegarLoop]: Abstraction has 9365 states and 13901 transitions. [2024-12-02 08:23:31,781 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) [2024-12-02 08:23:31,781 INFO L276 IsEmpty]: Start isEmpty. Operand 9365 states and 13901 transitions. [2024-12-02 08:23:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-12-02 08:23:31,798 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:31,798 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] [2024-12-02 08:23:31,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 08:23:31,798 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:31,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:31,800 INFO L85 PathProgramCache]: Analyzing trace with hash -603466902, now seen corresponding path program 1 times [2024-12-02 08:23:31,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:31,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824910345] [2024-12-02 08:23:31,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:31,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:34,165 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-12-02 08:23:34,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:34,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824910345] [2024-12-02 08:23:34,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824910345] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:23:34,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564963607] [2024-12-02 08:23:34,166 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:34,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:23:34,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:23:34,169 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:23:34,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 08:23:38,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:38,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 4629 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 08:23:38,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:23:38,474 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-02 08:23:38,474 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:23:38,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564963607] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:23:38,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:23:38,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-12-02 08:23:38,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263669164] [2024-12-02 08:23:38,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:23:38,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:23:38,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:38,476 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:23:38,476 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:23:38,477 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) [2024-12-02 08:23:38,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:38,880 INFO L93 Difference]: Finished difference Result 18677 states and 28222 transitions. [2024-12-02 08:23:38,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:23:38,880 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 [2024-12-02 08:23:38,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:38,944 INFO L225 Difference]: With dead ends: 18677 [2024-12-02 08:23:38,945 INFO L226 Difference]: Without dead ends: 9365 [2024-12-02 08:23:38,995 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:23:38,996 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 [2024-12-02 08:23:38,996 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] [2024-12-02 08:23:39,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9365 states. [2024-12-02 08:23:39,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9365 to 9365. [2024-12-02 08:23:39,453 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) [2024-12-02 08:23:39,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9365 states to 9365 states and 13889 transitions. [2024-12-02 08:23:39,493 INFO L78 Accepts]: Start accepts. Automaton has 9365 states and 13889 transitions. Word has length 287 [2024-12-02 08:23:39,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:39,493 INFO L471 AbstractCegarLoop]: Abstraction has 9365 states and 13889 transitions. [2024-12-02 08:23:39,494 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) [2024-12-02 08:23:39,494 INFO L276 IsEmpty]: Start isEmpty. Operand 9365 states and 13889 transitions. [2024-12-02 08:23:39,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-12-02 08:23:39,508 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:39,509 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] [2024-12-02 08:23:39,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 08:23:39,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-12-02 08:23:39,709 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:39,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:39,710 INFO L85 PathProgramCache]: Analyzing trace with hash -959368815, now seen corresponding path program 1 times [2024-12-02 08:23:39,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:39,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810437901] [2024-12-02 08:23:39,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:39,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-02 08:23:42,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:42,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810437901] [2024-12-02 08:23:42,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810437901] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:23:42,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416191668] [2024-12-02 08:23:42,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:42,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:23:42,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:23:42,117 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:23:42,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 08:23:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:46,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 4777 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 08:23:46,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:23:46,459 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-02 08:23:46,459 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 08:23:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-02 08:23:48,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416191668] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 08:23:48,364 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 08:23:48,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-12-02 08:23:48,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731849932] [2024-12-02 08:23:48,364 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 08:23:48,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 08:23:48,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:48,366 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 08:23:48,366 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-12-02 08:23:48,366 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) [2024-12-02 08:23:51,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:51,841 INFO L93 Difference]: Finished difference Result 19977 states and 29728 transitions. [2024-12-02 08:23:51,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 08:23:51,842 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 [2024-12-02 08:23:51,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:51,888 INFO L225 Difference]: With dead ends: 19977 [2024-12-02 08:23:51,888 INFO L226 Difference]: Without dead ends: 10665 [2024-12-02 08:23:51,914 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 [2024-12-02 08:23:51,915 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 [2024-12-02 08:23:51,915 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] [2024-12-02 08:23:51,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10665 states. [2024-12-02 08:23:52,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10665 to 9557. [2024-12-02 08:23:52,217 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) [2024-12-02 08:23:52,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9557 states to 9557 states and 14171 transitions. [2024-12-02 08:23:52,263 INFO L78 Accepts]: Start accepts. Automaton has 9557 states and 14171 transitions. Word has length 284 [2024-12-02 08:23:52,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:52,263 INFO L471 AbstractCegarLoop]: Abstraction has 9557 states and 14171 transitions. [2024-12-02 08:23:52,263 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) [2024-12-02 08:23:52,263 INFO L276 IsEmpty]: Start isEmpty. Operand 9557 states and 14171 transitions. [2024-12-02 08:23:52,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2024-12-02 08:23:52,279 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:52,279 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] [2024-12-02 08:23:52,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 08:23:52,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:23:52,479 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:52,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:52,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1731324995, now seen corresponding path program 2 times [2024-12-02 08:23:52,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:52,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238425423] [2024-12-02 08:23:52,480 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-12-02 08:23:52,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:54,443 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-12-02 08:23:54,443 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-12-02 08:23:55,067 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-02 08:23:55,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:55,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238425423] [2024-12-02 08:23:55,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238425423] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:23:55,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:23:55,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 08:23:55,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671452316] [2024-12-02 08:23:55,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:23:55,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 08:23:55,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:55,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 08:23:55,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 08:23:55,070 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) [2024-12-02 08:23:55,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:23:55,625 INFO L93 Difference]: Finished difference Result 10719 states and 15850 transitions. [2024-12-02 08:23:55,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 08:23:55,626 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 [2024-12-02 08:23:55,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:23:55,671 INFO L225 Difference]: With dead ends: 10719 [2024-12-02 08:23:55,671 INFO L226 Difference]: Without dead ends: 9453 [2024-12-02 08:23:55,681 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 [2024-12-02 08:23:55,681 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, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 08:23:55,681 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26425 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 08:23:55,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9453 states. [2024-12-02 08:23:56,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9453 to 9453. [2024-12-02 08:23:56,027 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) [2024-12-02 08:23:56,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9453 states to 9453 states and 14005 transitions. [2024-12-02 08:23:56,068 INFO L78 Accepts]: Start accepts. Automaton has 9453 states and 14005 transitions. Word has length 290 [2024-12-02 08:23:56,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:23:56,069 INFO L471 AbstractCegarLoop]: Abstraction has 9453 states and 14005 transitions. [2024-12-02 08:23:56,069 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) [2024-12-02 08:23:56,069 INFO L276 IsEmpty]: Start isEmpty. Operand 9453 states and 14005 transitions. [2024-12-02 08:23:56,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2024-12-02 08:23:56,091 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:23:56,091 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] [2024-12-02 08:23:56,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 08:23:56,092 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:23:56,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:23:56,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1543756125, now seen corresponding path program 1 times [2024-12-02 08:23:56,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:23:56,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579128281] [2024-12-02 08:23:56,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:23:56,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:23:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:23:58,832 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-02 08:23:58,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:23:58,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579128281] [2024-12-02 08:23:58,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579128281] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:23:58,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:23:58,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 08:23:58,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582206465] [2024-12-02 08:23:58,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:23:58,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 08:23:58,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:23:58,835 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 08:23:58,835 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 08:23:58,835 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) [2024-12-02 08:24:02,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:24:02,294 INFO L93 Difference]: Finished difference Result 19119 states and 29095 transitions. [2024-12-02 08:24:02,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 08:24:02,295 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 [2024-12-02 08:24:02,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:24:02,352 INFO L225 Difference]: With dead ends: 19119 [2024-12-02 08:24:02,352 INFO L226 Difference]: Without dead ends: 9593 [2024-12-02 08:24:02,395 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 08:24:02,396 INFO L435 NwaCegarLoop]: 5279 mSDtfsCounter, 176 mSDsluCounter, 20865 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s 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, 2.9s IncrementalHoareTripleChecker+Time [2024-12-02 08:24:02,396 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 26144 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-12-02 08:24:02,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9593 states. [2024-12-02 08:24:02,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9593 to 9573. [2024-12-02 08:24:02,819 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) [2024-12-02 08:24:02,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9573 states to 9573 states and 14169 transitions. [2024-12-02 08:24:02,879 INFO L78 Accepts]: Start accepts. Automaton has 9573 states and 14169 transitions. Word has length 291 [2024-12-02 08:24:02,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:24:02,880 INFO L471 AbstractCegarLoop]: Abstraction has 9573 states and 14169 transitions. [2024-12-02 08:24:02,880 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) [2024-12-02 08:24:02,880 INFO L276 IsEmpty]: Start isEmpty. Operand 9573 states and 14169 transitions. [2024-12-02 08:24:02,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2024-12-02 08:24:02,903 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:24:02,903 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] [2024-12-02 08:24:02,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 08:24:02,904 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:24:02,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:24:02,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1072399775, now seen corresponding path program 1 times [2024-12-02 08:24:02,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:24:02,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048471689] [2024-12-02 08:24:02,904 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:24:02,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:24:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:24:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-02 08:24:06,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:24:06,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048471689] [2024-12-02 08:24:06,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048471689] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:24:06,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:24:06,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 08:24:06,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400021601] [2024-12-02 08:24:06,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:24:06,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 08:24:06,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:24:06,075 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 08:24:06,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 08:24:06,075 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) [2024-12-02 08:24:07,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:24:07,576 INFO L93 Difference]: Finished difference Result 19539 states and 29394 transitions. [2024-12-02 08:24:07,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 08:24:07,577 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 [2024-12-02 08:24:07,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:24:07,627 INFO L225 Difference]: With dead ends: 19539 [2024-12-02 08:24:07,627 INFO L226 Difference]: Without dead ends: 9837 [2024-12-02 08:24:07,670 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 [2024-12-02 08:24:07,672 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 [2024-12-02 08:24:07,672 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] [2024-12-02 08:24:07,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9837 states. [2024-12-02 08:24:07,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9837 to 9709. [2024-12-02 08:24:08,000 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) [2024-12-02 08:24:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9709 states to 9709 states and 14365 transitions. [2024-12-02 08:24:08,057 INFO L78 Accepts]: Start accepts. Automaton has 9709 states and 14365 transitions. Word has length 291 [2024-12-02 08:24:08,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:24:08,058 INFO L471 AbstractCegarLoop]: Abstraction has 9709 states and 14365 transitions. [2024-12-02 08:24:08,058 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) [2024-12-02 08:24:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 9709 states and 14365 transitions. [2024-12-02 08:24:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2024-12-02 08:24:08,076 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:24:08,076 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] [2024-12-02 08:24:08,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 08:24:08,076 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:24:08,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:24:08,076 INFO L85 PathProgramCache]: Analyzing trace with hash 856532451, now seen corresponding path program 1 times [2024-12-02 08:24:08,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:24:08,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216924976] [2024-12-02 08:24:08,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:24:08,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:24:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:24:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-02 08:24:10,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:24:10,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216924976] [2024-12-02 08:24:10,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216924976] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:24:10,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952811190] [2024-12-02 08:24:10,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:24:10,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:24:10,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:24:10,538 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:24:10,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 08:24:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:24:15,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 4816 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 08:24:15,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:24:17,577 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-12-02 08:24:17,577 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 08:24:21,752 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-02 08:24:21,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [952811190] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 08:24:21,752 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 08:24:21,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 5 [2024-12-02 08:24:21,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578718754] [2024-12-02 08:24:21,753 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 08:24:21,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:24:21,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:24:21,755 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:24:21,755 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:24:21,755 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) [2024-12-02 08:24:25,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:24:25,969 INFO L93 Difference]: Finished difference Result 21418 states and 31895 transitions. [2024-12-02 08:24:25,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:24:25,970 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 [2024-12-02 08:24:25,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:24:26,024 INFO L225 Difference]: With dead ends: 21418 [2024-12-02 08:24:26,024 INFO L226 Difference]: Without dead ends: 11762 [2024-12-02 08:24:26,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 584 GetRequests, 579 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:24:26,060 INFO L435 NwaCegarLoop]: 5322 mSDtfsCounter, 4513 mSDsluCounter, 10288 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s 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, 3.6s IncrementalHoareTripleChecker+Time [2024-12-02 08:24:26,060 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4983 Valid, 15610 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2024-12-02 08:24:26,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11762 states. [2024-12-02 08:24:26,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11762 to 11639. [2024-12-02 08:24:26,403 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) [2024-12-02 08:24:26,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11639 states to 11639 states and 17403 transitions. [2024-12-02 08:24:26,459 INFO L78 Accepts]: Start accepts. Automaton has 11639 states and 17403 transitions. Word has length 291 [2024-12-02 08:24:26,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:24:26,460 INFO L471 AbstractCegarLoop]: Abstraction has 11639 states and 17403 transitions. [2024-12-02 08:24:26,460 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) [2024-12-02 08:24:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 11639 states and 17403 transitions. [2024-12-02 08:24:26,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-12-02 08:24:26,478 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:24:26,478 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] [2024-12-02 08:24:26,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 08:24:26,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_762f6214-69aa-4aeb-8c59-06a7c140285b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-12-02 08:24:26,679 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:24:26,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:24:26,679 INFO L85 PathProgramCache]: Analyzing trace with hash 351230185, now seen corresponding path program 1 times [2024-12-02 08:24:26,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:24:26,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942296160] [2024-12-02 08:24:26,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:24:26,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:24:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:24:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-12-02 08:24:29,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:24:29,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942296160] [2024-12-02 08:24:29,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942296160] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:24:29,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:24:29,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 08:24:29,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187475930] [2024-12-02 08:24:29,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:24:29,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 08:24:29,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:24:29,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 08:24:29,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 08:24:29,384 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) [2024-12-02 08:24:29,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:24:29,959 INFO L93 Difference]: Finished difference Result 15761 states and 23473 transitions. [2024-12-02 08:24:29,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 08:24:29,959 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 [2024-12-02 08:24:29,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:24:30,011 INFO L225 Difference]: With dead ends: 15761 [2024-12-02 08:24:30,011 INFO L226 Difference]: Without dead ends: 11636 [2024-12-02 08:24:30,031 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 [2024-12-02 08:24:30,032 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 [2024-12-02 08:24:30,032 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] [2024-12-02 08:24:30,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11636 states. [2024-12-02 08:24:30,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11636 to 11636. [2024-12-02 08:24:30,434 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) [2024-12-02 08:24:30,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11636 states to 11636 states and 17397 transitions. [2024-12-02 08:24:30,487 INFO L78 Accepts]: Start accepts. Automaton has 11636 states and 17397 transitions. Word has length 309 [2024-12-02 08:24:30,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:24:30,487 INFO L471 AbstractCegarLoop]: Abstraction has 11636 states and 17397 transitions. [2024-12-02 08:24:30,487 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) [2024-12-02 08:24:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11636 states and 17397 transitions. [2024-12-02 08:24:30,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2024-12-02 08:24:30,506 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:24:30,507 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] [2024-12-02 08:24:30,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-02 08:24:30,507 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:24:30,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:24:30,507 INFO L85 PathProgramCache]: Analyzing trace with hash -225332693, now seen corresponding path program 1 times [2024-12-02 08:24:30,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:24:30,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623656415] [2024-12-02 08:24:30,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:24:30,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:24:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:24:32,963 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-02 08:24:32,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:24:32,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623656415] [2024-12-02 08:24:32,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623656415] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:24:32,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:24:32,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 08:24:32,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949371773] [2024-12-02 08:24:32,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:24:32,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 08:24:32,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:24:32,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 08:24:32,965 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 08:24:32,965 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) [2024-12-02 08:24:33,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:24:33,416 INFO L93 Difference]: Finished difference Result 23222 states and 34732 transitions. [2024-12-02 08:24:33,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 08:24:33,417 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 [2024-12-02 08:24:33,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:24:33,471 INFO L225 Difference]: With dead ends: 23222 [2024-12-02 08:24:33,471 INFO L226 Difference]: Without dead ends: 11633 [2024-12-02 08:24:33,510 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 [2024-12-02 08:24:33,510 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 [2024-12-02 08:24:33,510 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] [2024-12-02 08:24:33,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11633 states. [2024-12-02 08:24:33,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11633 to 11633. [2024-12-02 08:24:33,852 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) [2024-12-02 08:24:33,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11633 states to 11633 states and 17393 transitions. [2024-12-02 08:24:33,910 INFO L78 Accepts]: Start accepts. Automaton has 11633 states and 17393 transitions. Word has length 329 [2024-12-02 08:24:33,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:24:33,910 INFO L471 AbstractCegarLoop]: Abstraction has 11633 states and 17393 transitions. [2024-12-02 08:24:33,911 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) [2024-12-02 08:24:33,911 INFO L276 IsEmpty]: Start isEmpty. Operand 11633 states and 17393 transitions. [2024-12-02 08:24:33,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2024-12-02 08:24:33,934 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:24:33,934 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] [2024-12-02 08:24:33,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-12-02 08:24:33,934 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:24:33,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:24:33,934 INFO L85 PathProgramCache]: Analyzing trace with hash 59730551, now seen corresponding path program 1 times [2024-12-02 08:24:33,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:24:33,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914736872] [2024-12-02 08:24:33,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:24:33,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:24:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:24:36,709 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-12-02 08:24:36,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:24:36,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914736872] [2024-12-02 08:24:36,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914736872] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:24:36,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:24:36,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:24:36,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664147460] [2024-12-02 08:24:36,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:24:36,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:24:36,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:24:36,710 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:24:36,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:24:36,711 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) [2024-12-02 08:24:37,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:24:37,376 INFO L93 Difference]: Finished difference Result 23224 states and 34736 transitions. [2024-12-02 08:24:37,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:24:37,376 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 [2024-12-02 08:24:37,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:24:37,432 INFO L225 Difference]: With dead ends: 23224 [2024-12-02 08:24:37,432 INFO L226 Difference]: Without dead ends: 11633 [2024-12-02 08:24:37,470 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 [2024-12-02 08:24:37,470 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 [2024-12-02 08:24:37,470 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] [2024-12-02 08:24:37,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11633 states. [2024-12-02 08:24:37,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11633 to 11633. [2024-12-02 08:24:37,809 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) [2024-12-02 08:24:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11633 states to 11633 states and 17386 transitions. [2024-12-02 08:24:37,868 INFO L78 Accepts]: Start accepts. Automaton has 11633 states and 17386 transitions. Word has length 349 [2024-12-02 08:24:37,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:24:37,869 INFO L471 AbstractCegarLoop]: Abstraction has 11633 states and 17386 transitions. [2024-12-02 08:24:37,869 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) [2024-12-02 08:24:37,869 INFO L276 IsEmpty]: Start isEmpty. Operand 11633 states and 17386 transitions. [2024-12-02 08:24:37,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-12-02 08:24:37,891 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:24:37,892 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] [2024-12-02 08:24:37,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-12-02 08:24:37,892 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:24:37,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:24:37,892 INFO L85 PathProgramCache]: Analyzing trace with hash 839358608, now seen corresponding path program 1 times [2024-12-02 08:24:37,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:24:37,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024097593] [2024-12-02 08:24:37,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:24:37,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:24:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:24:40,495 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-12-02 08:24:40,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:24:40,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024097593] [2024-12-02 08:24:40,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024097593] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:24:40,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:24:40,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 08:24:40,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842993065] [2024-12-02 08:24:40,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:24:40,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 08:24:40,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:24:40,496 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 08:24:40,496 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 08:24:40,497 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) [2024-12-02 08:24:41,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:24:41,122 INFO L93 Difference]: Finished difference Result 23224 states and 34722 transitions. [2024-12-02 08:24:41,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 08:24:41,123 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 [2024-12-02 08:24:41,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:24:41,181 INFO L225 Difference]: With dead ends: 23224 [2024-12-02 08:24:41,181 INFO L226 Difference]: Without dead ends: 11632 [2024-12-02 08:24:41,219 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 [2024-12-02 08:24:41,219 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 [2024-12-02 08:24:41,220 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] [2024-12-02 08:24:41,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11632 states. [2024-12-02 08:24:41,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11632 to 11632. [2024-12-02 08:24:41,670 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) [2024-12-02 08:24:41,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11632 states to 11632 states and 17382 transitions. [2024-12-02 08:24:41,723 INFO L78 Accepts]: Start accepts. Automaton has 11632 states and 17382 transitions. Word has length 351 [2024-12-02 08:24:41,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:24:41,723 INFO L471 AbstractCegarLoop]: Abstraction has 11632 states and 17382 transitions. [2024-12-02 08:24:41,723 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) [2024-12-02 08:24:41,723 INFO L276 IsEmpty]: Start isEmpty. Operand 11632 states and 17382 transitions. [2024-12-02 08:24:41,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-12-02 08:24:41,745 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:24:41,745 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] [2024-12-02 08:24:41,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-12-02 08:24:41,745 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:24:41,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:24:41,746 INFO L85 PathProgramCache]: Analyzing trace with hash -916135948, now seen corresponding path program 1 times [2024-12-02 08:24:41,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:24:41,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290538718] [2024-12-02 08:24:41,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:24:41,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:24:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:24:45,004 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-02 08:24:45,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:24:45,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290538718] [2024-12-02 08:24:45,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290538718] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:24:45,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:24:45,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 08:24:45,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059651957] [2024-12-02 08:24:45,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:24:45,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 08:24:45,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:24:45,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 08:24:45,005 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 08:24:45,005 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) [2024-12-02 08:24:45,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:24:45,583 INFO L93 Difference]: Finished difference Result 13012 states and 19384 transitions. [2024-12-02 08:24:45,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 08:24:45,583 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 [2024-12-02 08:24:45,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:24:45,638 INFO L225 Difference]: With dead ends: 13012 [2024-12-02 08:24:45,638 INFO L226 Difference]: Without dead ends: 11218 [2024-12-02 08:24:45,652 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 [2024-12-02 08:24:45,653 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 [2024-12-02 08:24:45,653 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] [2024-12-02 08:24:45,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11218 states. [2024-12-02 08:24:45,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11218 to 11218. [2024-12-02 08:24:45,980 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) [2024-12-02 08:24:46,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11218 states to 11218 states and 16758 transitions. [2024-12-02 08:24:46,036 INFO L78 Accepts]: Start accepts. Automaton has 11218 states and 16758 transitions. Word has length 362 [2024-12-02 08:24:46,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:24:46,037 INFO L471 AbstractCegarLoop]: Abstraction has 11218 states and 16758 transitions. [2024-12-02 08:24:46,037 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) [2024-12-02 08:24:46,037 INFO L276 IsEmpty]: Start isEmpty. Operand 11218 states and 16758 transitions. [2024-12-02 08:24:46,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2024-12-02 08:24:46,062 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:24:46,062 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] [2024-12-02 08:24:46,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-12-02 08:24:46,063 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:24:46,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:24:46,063 INFO L85 PathProgramCache]: Analyzing trace with hash -540134905, now seen corresponding path program 1 times [2024-12-02 08:24:46,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:24:46,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788894610] [2024-12-02 08:24:46,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:24:46,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:24:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:24:48,879 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-12-02 08:24:48,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:24:48,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788894610] [2024-12-02 08:24:48,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788894610] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:24:48,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:24:48,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 08:24:48,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743824791] [2024-12-02 08:24:48,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:24:48,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 08:24:48,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:24:48,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 08:24:48,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 08:24:48,881 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) [2024-12-02 08:24:49,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:24:49,446 INFO L93 Difference]: Finished difference Result 13464 states and 19994 transitions. [2024-12-02 08:24:49,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 08:24:49,446 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 [2024-12-02 08:24:49,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:24:49,466 INFO L225 Difference]: With dead ends: 13464 [2024-12-02 08:24:49,466 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 08:24:49,497 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 [2024-12-02 08:24:49,497 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 [2024-12-02 08:24:49,497 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] [2024-12-02 08:24:49,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 08:24:49,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 08:24:49,498 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) [2024-12-02 08:24:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 08:24:49,514 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 381 [2024-12-02 08:24:49,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:24:49,514 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 08:24:49,514 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) [2024-12-02 08:24:49,514 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 08:24:49,514 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 08:24:49,516 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 08:24:49,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-12-02 08:24:49,519 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] [2024-12-02 08:24:49,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.