./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66b2f104726c03e3846e38f6b09c6a45d6c8d058156e96895db9342600740310 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:39:50,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:39:50,107 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:39:50,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:39:50,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:39:50,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:39:50,165 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:39:50,165 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:39:50,166 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:39:50,166 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:39:50,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:39:50,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:39:50,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:39:50,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:39:50,168 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:39:50,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:39:50,169 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:39:50,169 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:39:50,169 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:39:50,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:39:50,170 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:39:50,171 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:39:50,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:39:50,171 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:39:50,171 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:39:50,171 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:39:50,171 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:39:50,172 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:39:50,172 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:39:50,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:39:50,172 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:39:50,172 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:39:50,172 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:39:50,172 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:39:50,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:39:50,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:39:50,173 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:39:50,174 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:39:50,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:39:50,174 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:39:50,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:39:50,175 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:39:50,175 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:39:50,175 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:39:50,175 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:39:50,175 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_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66b2f104726c03e3846e38f6b09c6a45d6c8d058156e96895db9342600740310 [2024-11-28 04:39:50,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:39:50,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:39:50,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:39:50,612 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:39:50,612 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:39:50,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-28 04:39:53,711 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/data/5a4314343/b7ca4b22fb5f471ba3d05afb07cf3989/FLAG976ede0f4 [2024-11-28 04:39:54,502 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:39:54,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-28 04:39:54,569 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/data/5a4314343/b7ca4b22fb5f471ba3d05afb07cf3989/FLAG976ede0f4 [2024-11-28 04:39:54,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/data/5a4314343/b7ca4b22fb5f471ba3d05afb07cf3989 [2024-11-28 04:39:54,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:39:54,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:39:54,605 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:39:54,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:39:54,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:39:54,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:54" (1/1) ... [2024-11-28 04:39:54,615 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ffcd81f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:54, skipping insertion in model container [2024-11-28 04:39:54,615 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:54" (1/1) ... [2024-11-28 04:39:54,761 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:39:57,213 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_28756e72-93cf-4889-b238-44f1c2ce679b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-11-28 04:39:57,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:39:57,325 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:39:57,547 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5924] [2024-11-28 04:39:57,550 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5932] [2024-11-28 04:39:57,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [7007] [2024-11-28 04:39:57,683 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7014] [2024-11-28 04:39:57,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7040] [2024-11-28 04:39:58,243 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_28756e72-93cf-4889-b238-44f1c2ce679b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i[287455,287468] [2024-11-28 04:39:58,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:39:58,382 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:39:58,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58 WrapperNode [2024-11-28 04:39:58,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:39:58,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:39:58,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:39:58,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:39:58,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:39:58,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:39:58,713 INFO L138 Inliner]: procedures = 273, calls = 2182, calls flagged for inlining = 123, calls inlined = 120, statements flattened = 5426 [2024-11-28 04:39:58,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:39:58,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:39:58,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:39:58,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:39:58,728 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:39:58,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:39:58,796 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:39:59,899 INFO L175 MemorySlicer]: Split 1187 memory accesses to 6 slices as follows [2, 4, 6, 4, 43, 1128]. 95 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 0, 4, 0, 4]. The 527 writes are split as follows [0, 0, 1, 0, 43, 483]. [2024-11-28 04:39:59,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:39:59,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:40:00,117 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:40:00,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:40:00,182 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:40:00,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:40:00,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:40:00,349 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:40:00,350 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:40:00,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:40:00,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:40:00,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (1/1) ... [2024-11-28 04:40:00,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:40:00,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:40:00,397 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:40:00,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:40:00,442 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-11-28 04:40:00,443 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-11-28 04:40:00,443 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-11-28 04:40:00,443 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-11-28 04:40:00,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 04:40:00,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 04:40:00,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 04:40:00,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 04:40:00,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 04:40:00,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 04:40:00,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:40:00,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:40:00,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:40:00,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:40:00,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:40:00,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:40:00,446 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 04:40:00,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 04:40:00,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 04:40:00,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 04:40:00,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 04:40:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 04:40:00,448 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-11-28 04:40:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-11-28 04:40:00,448 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-11-28 04:40:00,448 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-11-28 04:40:00,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 04:40:00,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 04:40:00,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-28 04:40:00,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-28 04:40:00,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 04:40:00,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 04:40:00,449 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-11-28 04:40:00,449 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-11-28 04:40:00,449 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-11-28 04:40:00,450 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-11-28 04:40:00,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-28 04:40:00,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-28 04:40:00,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 04:40:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 04:40:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 04:40:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 04:40:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 04:40:00,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 04:40:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 04:40:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 04:40:00,454 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 04:40:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 04:40:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 04:40:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 04:40:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:40:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:40:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-11-28 04:40:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-11-28 04:40:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 04:40:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 04:40:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-28 04:40:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-28 04:40:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-11-28 04:40:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-11-28 04:40:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2024-11-28 04:40:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2024-11-28 04:40:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-11-28 04:40:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-11-28 04:40:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-11-28 04:40:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-11-28 04:40:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-11-28 04:40:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-11-28 04:40:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 04:40:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 04:40:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_get_stats [2024-11-28 04:40:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_get_stats [2024-11-28 04:40:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:40:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-11-28 04:40:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-11-28 04:40:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-11-28 04:40:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-11-28 04:40:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-11-28 04:40:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-11-28 04:40:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:40:00,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:40:00,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:40:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:40:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:40:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:40:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-28 04:40:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-28 04:40:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-28 04:40:00,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-28 04:40:00,460 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-28 04:40:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-28 04:40:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-11-28 04:40:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-11-28 04:40:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:40:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-11-28 04:40:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-11-28 04:40:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 04:40:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 04:40:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-28 04:40:00,461 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-28 04:40:00,461 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-28 04:40:00,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-28 04:40:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-28 04:40:00,462 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-28 04:40:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-11-28 04:40:00,462 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-11-28 04:40:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 04:40:00,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 04:40:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-11-28 04:40:00,462 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-11-28 04:40:00,462 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-28 04:40:00,463 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-28 04:40:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-11-28 04:40:00,463 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-11-28 04:40:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-11-28 04:40:00,463 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-11-28 04:40:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 04:40:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 04:40:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 04:40:00,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 04:40:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 04:40:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 04:40:00,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-11-28 04:40:00,466 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:40:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 04:40:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-28 04:40:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-28 04:40:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 04:40:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-11-28 04:40:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-11-28 04:40:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:40:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:40:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:40:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:40:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:40:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 04:40:00,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 04:40:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-28 04:40:00,468 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-28 04:40:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-28 04:40:00,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-28 04:40:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 04:40:00,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 04:40:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-11-28 04:40:00,471 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-11-28 04:40:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ioctl [2024-11-28 04:40:00,471 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ioctl [2024-11-28 04:40:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-28 04:40:00,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-28 04:40:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-11-28 04:40:00,472 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-11-28 04:40:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-28 04:40:00,472 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-28 04:40:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-11-28 04:40:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-11-28 04:40:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:40:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-28 04:40:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-28 04:40:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-28 04:40:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-28 04:40:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:40:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 04:40:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-11-28 04:40:00,474 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-28 04:40:00,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-11-28 04:40:00,474 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:40:00,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:40:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:40:00,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:40:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-11-28 04:40:00,475 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-11-28 04:40:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-28 04:40:00,475 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-28 04:40:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-11-28 04:40:00,475 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-11-28 04:40:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-28 04:40:00,475 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-28 04:40:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:40:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:40:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:40:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:40:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:40:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:40:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-11-28 04:40:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-11-28 04:40:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-28 04:40:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-28 04:40:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-28 04:40:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-28 04:40:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-28 04:40:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-28 04:40:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:40:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:40:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-28 04:40:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-28 04:40:01,610 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:40:01,616 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:40:02,237 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 04:40:19,329 INFO L? ?]: Removed 1970 outVars from TransFormulas that were not future-live. [2024-11-28 04:40:19,329 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:40:19,395 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:40:19,395 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 04:40:19,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:19 BoogieIcfgContainer [2024-11-28 04:40:19,396 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:40:19,398 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:40:19,398 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:40:19,403 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:40:19,403 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:39:54" (1/3) ... [2024-11-28 04:40:19,404 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e4c68eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:40:19, skipping insertion in model container [2024-11-28 04:40:19,404 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:58" (2/3) ... [2024-11-28 04:40:19,404 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e4c68eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:40:19, skipping insertion in model container [2024-11-28 04:40:19,404 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:19" (3/3) ... [2024-11-28 04:40:19,405 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2024-11-28 04:40:19,421 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:40:19,424 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i that has 83 procedures, 2412 locations, 1 initial locations, 8 loop locations, and 1 error locations. [2024-11-28 04:40:19,559 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:40:19,576 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;@13a29af0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:40:19,578 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:40:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand has 2395 states, 1692 states have (on average 1.3735224586288417) internal successors, (2324), 1740 states have internal predecessors, (2324), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 602 states have call predecessors, (618), 618 states have call successors, (618) [2024-11-28 04:40:19,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 04:40:19,611 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:40:19,612 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 04:40:19,613 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:40:19,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:40:19,619 INFO L85 PathProgramCache]: Analyzing trace with hash 2104766887, now seen corresponding path program 1 times [2024-11-28 04:40:19,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:40:19,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910126319] [2024-11-28 04:40:19,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:40:19,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:40:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:40:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 04:40:24,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:40:24,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910126319] [2024-11-28 04:40:24,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910126319] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:40:24,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [602886222] [2024-11-28 04:40:24,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:40:24,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:40:24,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:40:24,942 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:40:24,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:40:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:40:29,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 2685 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:40:29,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:40:29,949 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-28 04:40:29,949 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:40:29,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [602886222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:40:29,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:40:29,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:40:29,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562842641] [2024-11-28 04:40:29,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:40:29,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:40:29,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:40:29,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:40:29,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:40:29,986 INFO L87 Difference]: Start difference. First operand has 2395 states, 1692 states have (on average 1.3735224586288417) internal successors, (2324), 1740 states have internal predecessors, (2324), 624 states have call successors, (624), 78 states have call predecessors, (624), 77 states have return successors, (618), 602 states have call predecessors, (618), 618 states have call successors, (618) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-28 04:40:30,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:40:30,344 INFO L93 Difference]: Finished difference Result 4785 states and 7394 transitions. [2024-11-28 04:40:30,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:40:30,347 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 93 [2024-11-28 04:40:30,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:40:30,406 INFO L225 Difference]: With dead ends: 4785 [2024-11-28 04:40:30,407 INFO L226 Difference]: Without dead ends: 2378 [2024-11-28 04:40:30,453 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:40:30,456 INFO L435 NwaCegarLoop]: 3513 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3513 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:40:30,457 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3513 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:40:30,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2378 states. [2024-11-28 04:40:30,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2378 to 2378. [2024-11-28 04:40:30,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2378 states, 1683 states have (on average 1.340463458110517) internal successors, (2256), 1723 states have internal predecessors, (2256), 618 states have call successors, (618), 77 states have call predecessors, (618), 76 states have return successors, (617), 601 states have call predecessors, (617), 617 states have call successors, (617) [2024-11-28 04:40:30,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 2378 states and 3491 transitions. [2024-11-28 04:40:30,778 INFO L78 Accepts]: Start accepts. Automaton has 2378 states and 3491 transitions. Word has length 93 [2024-11-28 04:40:30,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:40:30,778 INFO L471 AbstractCegarLoop]: Abstraction has 2378 states and 3491 transitions. [2024-11-28 04:40:30,779 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-28 04:40:30,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 3491 transitions. [2024-11-28 04:40:30,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 04:40:30,783 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:40:30,783 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-11-28 04:40:30,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:40:30,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28756e72-93cf-4889-b238-44f1c2ce679b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:40:30,991 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:40:30,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:40:30,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1836490143, now seen corresponding path program 1 times [2024-11-28 04:40:30,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:40:30,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538439043] [2024-11-28 04:40:30,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:40:30,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:40:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:40:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-28 04:40:34,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:40:34,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538439043] [2024-11-28 04:40:34,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538439043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:40:34,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:40:34,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:40:34,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117616106] [2024-11-28 04:40:34,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:40:34,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:40:34,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:40:34,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:40:34,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:40:34,329 INFO L87 Difference]: Start difference. First operand 2378 states and 3491 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-28 04:40:34,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:40:34,853 INFO L93 Difference]: Finished difference Result 6981 states and 10257 transitions. [2024-11-28 04:40:34,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:40:34,854 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 93 [2024-11-28 04:40:34,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:40:34,920 INFO L225 Difference]: With dead ends: 6981 [2024-11-28 04:40:34,920 INFO L226 Difference]: Without dead ends: 4625 [2024-11-28 04:40:34,947 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:40:34,949 INFO L435 NwaCegarLoop]: 4108 mSDtfsCounter, 3320 mSDsluCounter, 3452 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3320 SdHoareTripleChecker+Valid, 7560 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:40:34,949 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3320 Valid, 7560 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:40:34,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4625 states. [2024-11-28 04:40:35,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4625 to 4621. [2024-11-28 04:40:35,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4621 states, 3272 states have (on average 1.3429095354523228) internal successors, (4394), 3350 states have internal predecessors, (4394), 1198 states have call successors, (1198), 151 states have call predecessors, (1198), 150 states have return successors, (1197), 1165 states have call predecessors, (1197), 1197 states have call successors, (1197) [2024-11-28 04:40:35,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 4621 states and 6789 transitions. [2024-11-28 04:40:35,309 INFO L78 Accepts]: Start accepts. Automaton has 4621 states and 6789 transitions. Word has length 93 [2024-11-28 04:40:35,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:40:35,311 INFO L471 AbstractCegarLoop]: Abstraction has 4621 states and 6789 transitions. [2024-11-28 04:40:35,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-28 04:40:35,312 INFO L276 IsEmpty]: Start isEmpty. Operand 4621 states and 6789 transitions. [2024-11-28 04:40:35,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-28 04:40:35,323 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:40:35,323 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-28 04:40:35,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:40:35,323 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:40:35,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:40:35,324 INFO L85 PathProgramCache]: Analyzing trace with hash 981301904, now seen corresponding path program 1 times [2024-11-28 04:40:35,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:40:35,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045583753] [2024-11-28 04:40:35,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:40:35,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:40:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:40:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-28 04:40:39,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:40:39,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045583753] [2024-11-28 04:40:39,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045583753] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:40:39,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:40:39,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:40:39,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010468628] [2024-11-28 04:40:39,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:40:39,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:40:39,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:40:39,266 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:40:39,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:40:39,266 INFO L87 Difference]: Start difference. First operand 4621 states and 6789 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:40:39,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:40:39,466 INFO L93 Difference]: Finished difference Result 4626 states and 6795 transitions. [2024-11-28 04:40:39,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:40:39,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 123 [2024-11-28 04:40:39,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:40:39,521 INFO L225 Difference]: With dead ends: 4626 [2024-11-28 04:40:39,522 INFO L226 Difference]: Without dead ends: 4623 [2024-11-28 04:40:39,528 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:40:39,533 INFO L435 NwaCegarLoop]: 3490 mSDtfsCounter, 0 mSDsluCounter, 3485 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6975 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:40:39,534 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6975 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:40:39,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4623 states. [2024-11-28 04:40:39,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4623 to 4623. [2024-11-28 04:40:39,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4623 states, 3274 states have (on average 1.342700061087355) internal successors, (4396), 3352 states have internal predecessors, (4396), 1198 states have call successors, (1198), 151 states have call predecessors, (1198), 150 states have return successors, (1197), 1165 states have call predecessors, (1197), 1197 states have call successors, (1197) [2024-11-28 04:40:39,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4623 states to 4623 states and 6791 transitions. [2024-11-28 04:40:39,810 INFO L78 Accepts]: Start accepts. Automaton has 4623 states and 6791 transitions. Word has length 123 [2024-11-28 04:40:39,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:40:39,812 INFO L471 AbstractCegarLoop]: Abstraction has 4623 states and 6791 transitions. [2024-11-28 04:40:39,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:40:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand 4623 states and 6791 transitions. [2024-11-28 04:40:39,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-28 04:40:39,824 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:40:39,824 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-28 04:40:39,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:40:39,824 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:40:39,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:40:39,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1838702229, now seen corresponding path program 1 times [2024-11-28 04:40:39,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:40:39,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517358933] [2024-11-28 04:40:39,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:40:39,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:40:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:40:43,612 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-28 04:40:43,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:40:43,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517358933] [2024-11-28 04:40:43,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517358933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:40:43,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:40:43,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:40:43,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537853889] [2024-11-28 04:40:43,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:40:43,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:40:43,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:40:43,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:40:43,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:40:43,614 INFO L87 Difference]: Start difference. First operand 4623 states and 6791 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 04:40:44,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:40:44,149 INFO L93 Difference]: Finished difference Result 12445 states and 18377 transitions. [2024-11-28 04:40:44,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:40:44,150 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 125 [2024-11-28 04:40:44,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:40:44,264 INFO L225 Difference]: With dead ends: 12445 [2024-11-28 04:40:44,264 INFO L226 Difference]: Without dead ends: 7854 [2024-11-28 04:40:44,313 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:40:44,315 INFO L435 NwaCegarLoop]: 5047 mSDtfsCounter, 2977 mSDsluCounter, 7877 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2977 SdHoareTripleChecker+Valid, 12924 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:40:44,316 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2977 Valid, 12924 Invalid, 13 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:40:44,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7854 states. [2024-11-28 04:40:44,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7854 to 7826. [2024-11-28 04:40:44,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7826 states, 5558 states have (on average 1.3404102195034184) internal successors, (7450), 5696 states have internal predecessors, (7450), 2008 states have call successors, (2008), 262 states have call predecessors, (2008), 259 states have return successors, (2031), 1945 states have call predecessors, (2031), 2007 states have call successors, (2031) [2024-11-28 04:40:44,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7826 states to 7826 states and 11489 transitions. [2024-11-28 04:40:44,831 INFO L78 Accepts]: Start accepts. Automaton has 7826 states and 11489 transitions. Word has length 125 [2024-11-28 04:40:44,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:40:44,832 INFO L471 AbstractCegarLoop]: Abstraction has 7826 states and 11489 transitions. [2024-11-28 04:40:44,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 3 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 04:40:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 7826 states and 11489 transitions. [2024-11-28 04:40:44,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-28 04:40:44,869 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:40:44,869 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:40:44,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:40:44,869 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:40:44,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:40:44,870 INFO L85 PathProgramCache]: Analyzing trace with hash 735567084, now seen corresponding path program 1 times [2024-11-28 04:40:44,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:40:44,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4688761] [2024-11-28 04:40:44,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:40:44,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:40:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:40:49,039 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-28 04:40:49,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:40:49,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4688761] [2024-11-28 04:40:49,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4688761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:40:49,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:40:49,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:40:49,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670427066] [2024-11-28 04:40:49,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:40:49,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:40:49,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:40:49,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:40:49,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:40:49,042 INFO L87 Difference]: Start difference. First operand 7826 states and 11489 transitions. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:40:50,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:40:50,204 INFO L93 Difference]: Finished difference Result 23420 states and 34465 transitions. [2024-11-28 04:40:50,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:40:50,206 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 193 [2024-11-28 04:40:50,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:40:50,366 INFO L225 Difference]: With dead ends: 23420 [2024-11-28 04:40:50,366 INFO L226 Difference]: Without dead ends: 15626 [2024-11-28 04:40:50,419 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:40:50,420 INFO L435 NwaCegarLoop]: 3551 mSDtfsCounter, 3476 mSDsluCounter, 10550 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3477 SdHoareTripleChecker+Valid, 14101 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:40:50,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3477 Valid, 14101 Invalid, 37 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:40:50,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15626 states. [2024-11-28 04:40:51,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15626 to 15619. [2024-11-28 04:40:51,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15619 states, 11095 states have (on average 1.3395223073456513) internal successors, (14862), 11371 states have internal predecessors, (14862), 4007 states have call successors, (4007), 521 states have call predecessors, (4007), 516 states have return successors, (4096), 3882 states have call predecessors, (4096), 4006 states have call successors, (4096) [2024-11-28 04:40:51,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15619 states to 15619 states and 22965 transitions. [2024-11-28 04:40:51,513 INFO L78 Accepts]: Start accepts. Automaton has 15619 states and 22965 transitions. Word has length 193 [2024-11-28 04:40:51,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:40:51,513 INFO L471 AbstractCegarLoop]: Abstraction has 15619 states and 22965 transitions. [2024-11-28 04:40:51,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 4 states have internal predecessors, (99), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:40:51,515 INFO L276 IsEmpty]: Start isEmpty. Operand 15619 states and 22965 transitions. [2024-11-28 04:40:51,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-28 04:40:51,543 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:40:51,543 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:40:51,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:40:51,544 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:40:51,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:40:51,544 INFO L85 PathProgramCache]: Analyzing trace with hash 994651498, now seen corresponding path program 1 times [2024-11-28 04:40:51,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:40:51,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402383432] [2024-11-28 04:40:51,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:40:51,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:40:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:40:56,035 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-28 04:40:56,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:40:56,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402383432] [2024-11-28 04:40:56,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402383432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:40:56,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:40:56,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:40:56,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995239027] [2024-11-28 04:40:56,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:40:56,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:40:56,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:40:56,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:40:56,038 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:40:56,038 INFO L87 Difference]: Start difference. First operand 15619 states and 22965 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:40:57,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:40:57,973 INFO L93 Difference]: Finished difference Result 46817 states and 68953 transitions. [2024-11-28 04:40:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:40:57,974 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 194 [2024-11-28 04:40:57,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:40:58,526 INFO L225 Difference]: With dead ends: 46817 [2024-11-28 04:40:58,526 INFO L226 Difference]: Without dead ends: 31230 [2024-11-28 04:40:58,698 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:40:58,700 INFO L435 NwaCegarLoop]: 3488 mSDtfsCounter, 3477 mSDsluCounter, 10424 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3478 SdHoareTripleChecker+Valid, 13912 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:40:58,700 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3478 Valid, 13912 Invalid, 37 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:40:58,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31230 states. [2024-11-28 04:41:00,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31230 to 31219. [2024-11-28 04:41:00,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31219 states, 22181 states have (on average 1.338893647716514) internal successors, (29698), 22733 states have internal predecessors, (29698), 8005 states have call successors, (8005), 1041 states have call predecessors, (8005), 1032 states have return successors, (8244), 7756 states have call predecessors, (8244), 8004 states have call successors, (8244) [2024-11-28 04:41:00,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31219 states to 31219 states and 45947 transitions. [2024-11-28 04:41:00,839 INFO L78 Accepts]: Start accepts. Automaton has 31219 states and 45947 transitions. Word has length 194 [2024-11-28 04:41:00,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:41:00,840 INFO L471 AbstractCegarLoop]: Abstraction has 31219 states and 45947 transitions. [2024-11-28 04:41:00,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 4 states have internal predecessors, (100), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:41:00,840 INFO L276 IsEmpty]: Start isEmpty. Operand 31219 states and 45947 transitions. [2024-11-28 04:41:00,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-28 04:41:00,869 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:41:00,870 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:41:00,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:41:00,870 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:41:00,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:41:00,871 INFO L85 PathProgramCache]: Analyzing trace with hash 818099631, now seen corresponding path program 1 times [2024-11-28 04:41:00,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:41:00,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524272641] [2024-11-28 04:41:00,871 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:41:00,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:41:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:41:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-28 04:41:06,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:41:06,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524272641] [2024-11-28 04:41:06,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524272641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:41:06,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:41:06,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:41:06,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907651626] [2024-11-28 04:41:06,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:41:06,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:41:06,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:41:06,170 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:41:06,170 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:41:06,170 INFO L87 Difference]: Start difference. First operand 31219 states and 45947 transitions. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:41:09,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:41:09,077 INFO L93 Difference]: Finished difference Result 93649 states and 138011 transitions. [2024-11-28 04:41:09,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:41:09,078 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 195 [2024-11-28 04:41:09,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:41:09,693 INFO L225 Difference]: With dead ends: 93649 [2024-11-28 04:41:09,693 INFO L226 Difference]: Without dead ends: 62462 [2024-11-28 04:41:09,930 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:41:09,932 INFO L435 NwaCegarLoop]: 3488 mSDtfsCounter, 3478 mSDsluCounter, 10424 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3479 SdHoareTripleChecker+Valid, 13912 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:41:09,932 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3479 Valid, 13912 Invalid, 37 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:41:09,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62462 states. [2024-11-28 04:41:12,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62462 to 62443. [2024-11-28 04:41:12,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62443 states, 44373 states have (on average 1.3383363757239763) internal successors, (59386), 45477 states have internal predecessors, (59386), 16001 states have call successors, (16001), 2085 states have call predecessors, (16001), 2068 states have return successors, (16576), 15504 states have call predecessors, (16576), 16000 states have call successors, (16576) [2024-11-28 04:41:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62443 states to 62443 states and 91963 transitions. [2024-11-28 04:41:14,038 INFO L78 Accepts]: Start accepts. Automaton has 62443 states and 91963 transitions. Word has length 195 [2024-11-28 04:41:14,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:41:14,039 INFO L471 AbstractCegarLoop]: Abstraction has 62443 states and 91963 transitions. [2024-11-28 04:41:14,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 4 states have internal predecessors, (101), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:41:14,039 INFO L276 IsEmpty]: Start isEmpty. Operand 62443 states and 91963 transitions. [2024-11-28 04:41:14,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-28 04:41:14,073 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:41:14,073 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:41:14,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:41:14,074 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:41:14,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:41:14,075 INFO L85 PathProgramCache]: Analyzing trace with hash 739524551, now seen corresponding path program 1 times [2024-11-28 04:41:14,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:41:14,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501751990] [2024-11-28 04:41:14,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:41:14,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:41:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:41:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-28 04:41:18,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:41:18,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501751990] [2024-11-28 04:41:18,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501751990] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:41:18,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:41:18,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:41:18,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596827482] [2024-11-28 04:41:18,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:41:18,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:41:18,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:41:18,846 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:41:18,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:41:18,847 INFO L87 Difference]: Start difference. First operand 62443 states and 91963 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:41:23,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:41:23,588 INFO L93 Difference]: Finished difference Result 186367 states and 274953 transitions. [2024-11-28 04:41:23,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:41:23,589 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 192 [2024-11-28 04:41:23,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:41:25,265 INFO L225 Difference]: With dead ends: 186367 [2024-11-28 04:41:25,266 INFO L226 Difference]: Without dead ends: 123956 [2024-11-28 04:41:25,873 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:41:25,874 INFO L435 NwaCegarLoop]: 4040 mSDtfsCounter, 3474 mSDsluCounter, 11529 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3475 SdHoareTripleChecker+Valid, 15569 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:41:25,874 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3475 Valid, 15569 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:41:25,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123956 states. [2024-11-28 04:41:31,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123956 to 123715. [2024-11-28 04:41:31,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123715 states, 87829 states have (on average 1.3372576256134079) internal successors, (117450), 90061 states have internal predecessors, (117450), 31783 states have call successors, (31783), 4133 states have call predecessors, (31783), 4102 states have return successors, (33098), 30754 states have call predecessors, (33098), 31782 states have call successors, (33098) [2024-11-28 04:41:32,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123715 states to 123715 states and 182331 transitions. [2024-11-28 04:41:32,520 INFO L78 Accepts]: Start accepts. Automaton has 123715 states and 182331 transitions. Word has length 192 [2024-11-28 04:41:32,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:41:32,520 INFO L471 AbstractCegarLoop]: Abstraction has 123715 states and 182331 transitions. [2024-11-28 04:41:32,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-28 04:41:32,520 INFO L276 IsEmpty]: Start isEmpty. Operand 123715 states and 182331 transitions. [2024-11-28 04:41:32,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-28 04:41:32,559 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:41:32,560 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 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, 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] [2024-11-28 04:41:32,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:41:32,560 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:41:32,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:41:32,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1299410630, now seen corresponding path program 1 times [2024-11-28 04:41:32,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:41:32,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478585819] [2024-11-28 04:41:32,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:41:32,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms