./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--ethernet--sis--sis900.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 8a589a2971b8b26c84b19dd15ca599e2c024bda8a102f55ffa19d72f19d12686 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:15:34,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:15:34,668 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:15:34,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:15:34,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:15:34,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:15:34,702 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:15:34,702 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:15:34,702 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:15:34,702 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:15:34,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:15:34,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:15:34,703 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:15:34,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:15:34,704 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:15:34,704 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:15:34,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:15:34,705 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:15:34,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:15:34,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:15:34,706 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:15:34,706 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:15:34,706 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:15:34,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:15:34,707 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:15:34,707 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:15:34,707 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:15:34,707 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:15:34,707 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:15:34,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:15:34,707 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:15:34,707 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:15:34,707 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:15:34,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:15:34,707 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 8a589a2971b8b26c84b19dd15ca599e2c024bda8a102f55ffa19d72f19d12686 [2025-01-09 19:15:34,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:15:34,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:15:34,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:15:34,965 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:15:34,965 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:15:34,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2025-01-09 19:15:36,124 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7a11968b5/86ee09c169df405d940511c1a62b2798/FLAG39b97d427 [2025-01-09 19:15:36,573 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:15:36,573 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2025-01-09 19:15:36,602 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7a11968b5/86ee09c169df405d940511c1a62b2798/FLAG39b97d427 [2025-01-09 19:15:36,693 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7a11968b5/86ee09c169df405d940511c1a62b2798 [2025-01-09 19:15:36,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:15:36,696 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:15:36,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:15:36,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:15:36,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:15:36,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:15:36" (1/1) ... [2025-01-09 19:15:36,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f564414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:36, skipping insertion in model container [2025-01-09 19:15:36,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:15:36" (1/1) ... [2025-01-09 19:15:36,808 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:15:38,210 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i[280896,280909] [2025-01-09 19:15:38,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:15:38,275 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:15:38,349 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"); [5565] [2025-01-09 19:15:38,350 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)); [5572] [2025-01-09 19:15:38,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5744] [2025-01-09 19:15:38,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5752] [2025-01-09 19:15:38,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5954-5955] [2025-01-09 19:15:38,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5983-5984] [2025-01-09 19:15:38,535 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i[280896,280909] [2025-01-09 19:15:38,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:15:38,661 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:15:38,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38 WrapperNode [2025-01-09 19:15:38,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:15:38,664 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:15:38,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:15:38,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:15:38,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:38,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:38,880 INFO L138 Inliner]: procedures = 276, calls = 1627, calls flagged for inlining = 149, calls inlined = 146, statements flattened = 5183 [2025-01-09 19:15:38,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:15:38,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:15:38,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:15:38,881 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:15:38,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:38,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:38,919 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:39,501 INFO L175 MemorySlicer]: Split 874 memory accesses to 20 slices as follows [2, 43, 6, 2, 1, 2, 647, 8, 7, 5, 5, 9, 7, 7, 7, 7, 7, 3, 65, 34]. 74 percent of accesses are in the largest equivalence class. The 57 initializations are split as follows [2, 0, 0, 0, 0, 0, 14, 8, 7, 5, 5, 0, 7, 0, 0, 0, 7, 2, 0, 0]. The 426 writes are split as follows [0, 43, 4, 0, 0, 0, 273, 0, 0, 0, 0, 2, 0, 5, 4, 3, 0, 0, 58, 34]. [2025-01-09 19:15:39,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:39,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:39,596 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:39,606 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:39,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:39,643 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:39,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:39,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:15:39,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:15:39,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:15:39,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:15:39,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (1/1) ... [2025-01-09 19:15:39,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:15:39,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:15:39,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:15:39,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:15:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rxfilter [2025-01-09 19:15:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rxfilter [2025-01-09 19:15:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2025-01-09 19:15:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2025-01-09 19:15:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2025-01-09 19:15:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2025-01-09 19:15:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:15:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:15:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 19:15:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:15:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:15:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:15:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_reset [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_reset [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_default_phy [2025-01-09 19:15:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_default_phy [2025-01-09 19:15:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_check_mode [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_check_mode [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2025-01-09 19:15:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:15:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-01-09 19:15:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2025-01-09 19:15:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 19:15:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2025-01-09 19:15:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 19:15:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 19:15:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-01-09 19:15:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-01-09 19:15:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rx_ring [2025-01-09 19:15:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rx_ring [2025-01-09 19:15:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_remove [2025-01-09 19:15:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_remove [2025-01-09 19:15:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-01-09 19:15:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-01-09 19:15:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure sis630_set_eq [2025-01-09 19:15:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630_set_eq [2025-01-09 19:15:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2025-01-09 19:15:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2025-01-09 19:15:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-01-09 19:15:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-01-09 19:15:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2025-01-09 19:15:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2025-01-09 19:15:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:15:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_tx_ring [2025-01-09 19:15:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_tx_ring [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:15:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2025-01-09 19:15:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2025-01-09 19:15:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2025-01-09 19:15:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 19:15:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2025-01-09 19:15:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_mode [2025-01-09 19:15:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_mode [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:15:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 19:15:39,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_poll [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_poll [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_resume [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_resume [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2025-01-09 19:15:39,769 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2025-01-09 19:15:39,769 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_interrupt [2025-01-09 19:15:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_interrupt [2025-01-09 19:15:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:15:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:15:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset_phy [2025-01-09 19:15:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset_phy [2025-01-09 19:15:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-01-09 19:15:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-01-09 19:15:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_config [2025-01-09 19:15:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_config [2025-01-09 19:15:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:15:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2025-01-09 19:15:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2025-01-09 19:15:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-01-09 19:15:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-01-09 19:15:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2025-01-09 19:15:39,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2025-01-09 19:15:39,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:15:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_idle [2025-01-09 19:15:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_idle [2025-01-09 19:15:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:15:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:15:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-01-09 19:15:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_tx_timeout [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_tx_timeout [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ioctl [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ioctl [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2025-01-09 19:15:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:15:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:15:40,502 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:15:40,504 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:15:40,621 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:15:54,959 INFO L? ?]: Removed 2275 outVars from TransFormulas that were not future-live. [2025-01-09 19:15:54,959 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:15:55,014 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:15:55,014 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 19:15:55,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:15:55 BoogieIcfgContainer [2025-01-09 19:15:55,015 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:15:55,016 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:15:55,016 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:15:55,022 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:15:55,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:15:36" (1/3) ... [2025-01-09 19:15:55,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51f39bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:15:55, skipping insertion in model container [2025-01-09 19:15:55,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:15:38" (2/3) ... [2025-01-09 19:15:55,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51f39bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:15:55, skipping insertion in model container [2025-01-09 19:15:55,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:15:55" (3/3) ... [2025-01-09 19:15:55,026 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2025-01-09 19:15:55,040 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:15:55,047 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i that has 85 procedures, 2222 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2025-01-09 19:15:55,152 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:15:55,159 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;@494cd0f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:15:55,160 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 19:15:55,168 INFO L276 IsEmpty]: Start isEmpty. Operand has 2221 states, 1657 states have (on average 1.3910681955340978) internal successors, (2305), 1685 states have internal predecessors, (2305), 479 states have call successors, (479), 84 states have call predecessors, (479), 83 states have return successors, (472), 466 states have call predecessors, (472), 472 states have call successors, (472) [2025-01-09 19:15:55,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2025-01-09 19:15:55,192 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:15:55,193 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 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] [2025-01-09 19:15:55,193 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:15:55,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:15:55,197 INFO L85 PathProgramCache]: Analyzing trace with hash -789981540, now seen corresponding path program 1 times [2025-01-09 19:15:55,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:15:55,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152940893] [2025-01-09 19:15:55,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:15:55,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:00,858 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-01-09 19:16:01,063 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-01-09 19:16:01,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:01,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:01,442 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2025-01-09 19:16:01,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:01,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152940893] [2025-01-09 19:16:01,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152940893] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 19:16:01,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [954656651] [2025-01-09 19:16:01,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:01,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:16:01,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:16:01,448 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 19:16:01,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 19:16:07,178 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-01-09 19:16:07,628 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-01-09 19:16:07,628 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:07,628 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:07,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 3891 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 19:16:07,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 19:16:07,665 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2025-01-09 19:16:07,665 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 19:16:07,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [954656651] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:07,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 19:16:07,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 19:16:07,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937114911] [2025-01-09 19:16:07,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:07,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 19:16:07,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:07,688 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 19:16:07,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:16:07,694 INFO L87 Difference]: Start difference. First operand has 2221 states, 1657 states have (on average 1.3910681955340978) internal successors, (2305), 1685 states have internal predecessors, (2305), 479 states have call successors, (479), 84 states have call predecessors, (479), 83 states have return successors, (472), 466 states have call predecessors, (472), 472 states have call successors, (472) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2025-01-09 19:16:07,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:07,872 INFO L93 Difference]: Finished difference Result 4437 states and 6626 transitions. [2025-01-09 19:16:07,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 19:16:07,874 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 182 [2025-01-09 19:16:07,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:07,910 INFO L225 Difference]: With dead ends: 4437 [2025-01-09 19:16:07,910 INFO L226 Difference]: Without dead ends: 2201 [2025-01-09 19:16:07,930 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:16:07,933 INFO L435 NwaCegarLoop]: 3211 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, 3211 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 [2025-01-09 19:16:07,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3211 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 19:16:07,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2201 states. [2025-01-09 19:16:08,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2201 to 2201. [2025-01-09 19:16:08,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2201 states, 1646 states have (on average 1.3608748481166464) internal successors, (2240), 1665 states have internal predecessors, (2240), 472 states have call successors, (472), 83 states have call predecessors, (472), 82 states have return successors, (471), 465 states have call predecessors, (471), 471 states have call successors, (471) [2025-01-09 19:16:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 2201 states and 3183 transitions. [2025-01-09 19:16:08,118 INFO L78 Accepts]: Start accepts. Automaton has 2201 states and 3183 transitions. Word has length 182 [2025-01-09 19:16:08,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:08,119 INFO L471 AbstractCegarLoop]: Abstraction has 2201 states and 3183 transitions. [2025-01-09 19:16:08,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2025-01-09 19:16:08,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 3183 transitions. [2025-01-09 19:16:08,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2025-01-09 19:16:08,133 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:08,134 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 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] [2025-01-09 19:16:08,150 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 19:16:08,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 19:16:08,338 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:08,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:08,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1670595496, now seen corresponding path program 1 times [2025-01-09 19:16:08,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:08,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545324609] [2025-01-09 19:16:08,339 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:08,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:12,905 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-01-09 19:16:13,038 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-01-09 19:16:13,039 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:13,039 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2025-01-09 19:16:13,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:13,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545324609] [2025-01-09 19:16:13,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545324609] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:13,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:16:13,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:16:13,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572598391] [2025-01-09 19:16:13,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:13,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:16:13,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:13,924 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:16:13,924 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:16:13,924 INFO L87 Difference]: Start difference. First operand 2201 states and 3183 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-01-09 19:16:14,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:14,623 INFO L93 Difference]: Finished difference Result 6550 states and 9474 transitions. [2025-01-09 19:16:14,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:16:14,625 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 182 [2025-01-09 19:16:14,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:14,658 INFO L225 Difference]: With dead ends: 6550 [2025-01-09 19:16:14,658 INFO L226 Difference]: Without dead ends: 4377 [2025-01-09 19:16:14,668 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 [2025-01-09 19:16:14,669 INFO L435 NwaCegarLoop]: 3195 mSDtfsCounter, 3150 mSDsluCounter, 9517 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3151 SdHoareTripleChecker+Valid, 12712 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:16:14,669 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3151 Valid, 12712 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 19:16:14,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4377 states. [2025-01-09 19:16:14,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4377 to 4368. [2025-01-09 19:16:14,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4368 states, 3270 states have (on average 1.3614678899082568) internal successors, (4452), 3312 states have internal predecessors, (4452), 933 states have call successors, (933), 165 states have call predecessors, (933), 164 states have return successors, (932), 916 states have call predecessors, (932), 932 states have call successors, (932) [2025-01-09 19:16:14,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4368 states to 4368 states and 6317 transitions. [2025-01-09 19:16:14,872 INFO L78 Accepts]: Start accepts. Automaton has 4368 states and 6317 transitions. Word has length 182 [2025-01-09 19:16:14,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:14,873 INFO L471 AbstractCegarLoop]: Abstraction has 4368 states and 6317 transitions. [2025-01-09 19:16:14,874 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-01-09 19:16:14,874 INFO L276 IsEmpty]: Start isEmpty. Operand 4368 states and 6317 transitions. [2025-01-09 19:16:14,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-01-09 19:16:14,886 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:14,887 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 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] [2025-01-09 19:16:14,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:16:14,887 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:14,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:14,887 INFO L85 PathProgramCache]: Analyzing trace with hash 627464807, now seen corresponding path program 1 times [2025-01-09 19:16:14,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:14,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651088501] [2025-01-09 19:16:14,888 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:14,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:19,563 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-01-09 19:16:19,643 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-01-09 19:16:19,643 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:19,643 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:20,222 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2025-01-09 19:16:20,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:20,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651088501] [2025-01-09 19:16:20,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651088501] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:20,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:16:20,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:16:20,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484071141] [2025-01-09 19:16:20,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:20,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:16:20,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:20,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:16:20,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:16:20,223 INFO L87 Difference]: Start difference. First operand 4368 states and 6317 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-01-09 19:16:20,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:20,899 INFO L93 Difference]: Finished difference Result 13060 states and 18887 transitions. [2025-01-09 19:16:20,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:16:20,899 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 183 [2025-01-09 19:16:20,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:20,941 INFO L225 Difference]: With dead ends: 13060 [2025-01-09 19:16:20,942 INFO L226 Difference]: Without dead ends: 8720 [2025-01-09 19:16:20,959 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:16:20,960 INFO L435 NwaCegarLoop]: 3217 mSDtfsCounter, 3151 mSDsluCounter, 9560 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3152 SdHoareTripleChecker+Valid, 12777 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:16:20,960 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3152 Valid, 12777 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 19:16:20,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8720 states. [2025-01-09 19:16:21,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8720 to 8707. [2025-01-09 19:16:21,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8707 states, 6524 states have (on average 1.3614347026364193) internal successors, (8882), 6607 states have internal predecessors, (8882), 1854 states have call successors, (1854), 329 states have call predecessors, (1854), 328 states have return successors, (1853), 1822 states have call predecessors, (1853), 1853 states have call successors, (1853) [2025-01-09 19:16:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8707 states to 8707 states and 12589 transitions. [2025-01-09 19:16:21,204 INFO L78 Accepts]: Start accepts. Automaton has 8707 states and 12589 transitions. Word has length 183 [2025-01-09 19:16:21,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:21,205 INFO L471 AbstractCegarLoop]: Abstraction has 8707 states and 12589 transitions. [2025-01-09 19:16:21,205 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-01-09 19:16:21,205 INFO L276 IsEmpty]: Start isEmpty. Operand 8707 states and 12589 transitions. [2025-01-09 19:16:21,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-01-09 19:16:21,212 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:21,212 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 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] [2025-01-09 19:16:21,212 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:16:21,213 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:21,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:21,213 INFO L85 PathProgramCache]: Analyzing trace with hash -754910069, now seen corresponding path program 1 times [2025-01-09 19:16:21,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:21,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028536405] [2025-01-09 19:16:21,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:21,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:26,328 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-01-09 19:16:26,399 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-01-09 19:16:26,400 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:26,400 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:27,386 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2025-01-09 19:16:27,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:27,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028536405] [2025-01-09 19:16:27,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028536405] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:27,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:16:27,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:16:27,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095484343] [2025-01-09 19:16:27,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:27,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:16:27,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:27,392 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:16:27,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:16:27,392 INFO L87 Difference]: Start difference. First operand 8707 states and 12589 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-01-09 19:16:28,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:28,241 INFO L93 Difference]: Finished difference Result 26092 states and 37721 transitions. [2025-01-09 19:16:28,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:16:28,245 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 184 [2025-01-09 19:16:28,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:28,355 INFO L225 Difference]: With dead ends: 26092 [2025-01-09 19:16:28,355 INFO L226 Difference]: Without dead ends: 17413 [2025-01-09 19:16:28,399 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:16:28,401 INFO L435 NwaCegarLoop]: 3180 mSDtfsCounter, 3152 mSDsluCounter, 9486 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3153 SdHoareTripleChecker+Valid, 12666 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:16:28,402 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3153 Valid, 12666 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 19:16:28,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17413 states. [2025-01-09 19:16:28,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17413 to 17390. [2025-01-09 19:16:28,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17390 states, 13037 states have (on average 1.3612027306895758) internal successors, (17746), 13201 states have internal predecessors, (17746), 3695 states have call successors, (3695), 658 states have call predecessors, (3695), 657 states have return successors, (3694), 3634 states have call predecessors, (3694), 3694 states have call successors, (3694) [2025-01-09 19:16:29,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17390 states to 17390 states and 25135 transitions. [2025-01-09 19:16:29,029 INFO L78 Accepts]: Start accepts. Automaton has 17390 states and 25135 transitions. Word has length 184 [2025-01-09 19:16:29,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:29,029 INFO L471 AbstractCegarLoop]: Abstraction has 17390 states and 25135 transitions. [2025-01-09 19:16:29,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-01-09 19:16:29,031 INFO L276 IsEmpty]: Start isEmpty. Operand 17390 states and 25135 transitions. [2025-01-09 19:16:29,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2025-01-09 19:16:29,040 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:29,040 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 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] [2025-01-09 19:16:29,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:16:29,040 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:29,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:29,041 INFO L85 PathProgramCache]: Analyzing trace with hash 231047146, now seen corresponding path program 1 times [2025-01-09 19:16:29,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:29,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523191409] [2025-01-09 19:16:29,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:29,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:34,057 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-01-09 19:16:34,137 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-01-09 19:16:34,137 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:34,138 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:34,771 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2025-01-09 19:16:34,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:34,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523191409] [2025-01-09 19:16:34,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523191409] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:34,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:16:34,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 19:16:34,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63221233] [2025-01-09 19:16:34,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:34,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 19:16:34,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:34,773 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 19:16:34,773 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 19:16:34,773 INFO L87 Difference]: Start difference. First operand 17390 states and 25135 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-01-09 19:16:35,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:35,784 INFO L93 Difference]: Finished difference Result 52158 states and 75378 transitions. [2025-01-09 19:16:35,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 19:16:35,784 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 185 [2025-01-09 19:16:35,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:35,949 INFO L225 Difference]: With dead ends: 52158 [2025-01-09 19:16:35,950 INFO L226 Difference]: Without dead ends: 34796 [2025-01-09 19:16:36,014 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-01-09 19:16:36,016 INFO L435 NwaCegarLoop]: 3180 mSDtfsCounter, 3153 mSDsluCounter, 9486 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3154 SdHoareTripleChecker+Valid, 12666 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:16:36,016 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3154 Valid, 12666 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 19:16:36,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34796 states. [2025-01-09 19:16:36,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34796 to 34754. [2025-01-09 19:16:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34754 states, 26063 states have (on average 1.3608563864482217) internal successors, (35468), 26387 states have internal predecessors, (35468), 7374 states have call successors, (7374), 1317 states have call predecessors, (7374), 1316 states have return successors, (7373), 7257 states have call predecessors, (7373), 7373 states have call successors, (7373) [2025-01-09 19:16:37,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34754 states to 34754 states and 50215 transitions. [2025-01-09 19:16:37,100 INFO L78 Accepts]: Start accepts. Automaton has 34754 states and 50215 transitions. Word has length 185 [2025-01-09 19:16:37,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:37,100 INFO L471 AbstractCegarLoop]: Abstraction has 34754 states and 50215 transitions. [2025-01-09 19:16:37,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2025-01-09 19:16:37,101 INFO L276 IsEmpty]: Start isEmpty. Operand 34754 states and 50215 transitions. [2025-01-09 19:16:37,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2025-01-09 19:16:37,109 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:37,109 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:16:37,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:16:37,110 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:37,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:37,110 INFO L85 PathProgramCache]: Analyzing trace with hash -392153218, now seen corresponding path program 1 times [2025-01-09 19:16:37,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:37,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687665525] [2025-01-09 19:16:37,111 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:37,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:42,087 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-01-09 19:16:42,148 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-01-09 19:16:42,148 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:42,148 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:42,366 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2025-01-09 19:16:42,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:42,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687665525] [2025-01-09 19:16:42,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687665525] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:16:42,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:16:42,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:16:42,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130123858] [2025-01-09 19:16:42,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:16:42,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:16:42,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:16:42,368 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:16:42,368 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:16:42,368 INFO L87 Difference]: Start difference. First operand 34754 states and 50215 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-01-09 19:16:44,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:16:44,093 INFO L93 Difference]: Finished difference Result 97656 states and 140745 transitions. [2025-01-09 19:16:44,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:16:44,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 197 [2025-01-09 19:16:44,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:16:44,464 INFO L225 Difference]: With dead ends: 97656 [2025-01-09 19:16:44,464 INFO L226 Difference]: Without dead ends: 62930 [2025-01-09 19:16:44,631 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 [2025-01-09 19:16:44,632 INFO L435 NwaCegarLoop]: 3183 mSDtfsCounter, 2602 mSDsluCounter, 3024 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2602 SdHoareTripleChecker+Valid, 6207 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2025-01-09 19:16:44,633 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2602 Valid, 6207 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2025-01-09 19:16:44,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62930 states. [2025-01-09 19:16:46,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62930 to 62847. [2025-01-09 19:16:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62847 states, 47407 states have (on average 1.361128103444639) internal successors, (64527), 48021 states have internal predecessors, (64527), 12972 states have call successors, (12972), 2484 states have call predecessors, (12972), 2467 states have return successors, (12971), 12707 states have call predecessors, (12971), 12971 states have call successors, (12971) [2025-01-09 19:16:46,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62847 states to 62847 states and 90470 transitions. [2025-01-09 19:16:46,761 INFO L78 Accepts]: Start accepts. Automaton has 62847 states and 90470 transitions. Word has length 197 [2025-01-09 19:16:46,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:16:46,762 INFO L471 AbstractCegarLoop]: Abstraction has 62847 states and 90470 transitions. [2025-01-09 19:16:46,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2025-01-09 19:16:46,763 INFO L276 IsEmpty]: Start isEmpty. Operand 62847 states and 90470 transitions. [2025-01-09 19:16:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2025-01-09 19:16:46,768 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:16:46,768 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 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] [2025-01-09 19:16:46,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:16:46,768 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:16:46,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:16:46,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1309758458, now seen corresponding path program 1 times [2025-01-09 19:16:46,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:16:46,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279637106] [2025-01-09 19:16:46,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:46,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:16:52,642 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-01-09 19:16:52,719 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-01-09 19:16:52,719 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:16:52,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:16:53,695 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2025-01-09 19:16:53,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:16:53,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279637106] [2025-01-09 19:16:53,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279637106] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 19:16:53,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1028724562] [2025-01-09 19:16:53,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:16:53,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:16:53,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:16:53,698 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 19:16:53,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 19:16:59,677 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-01-09 19:17:00,022 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-01-09 19:17:00,022 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:17:00,022 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:17:00,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 3954 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-09 19:17:00,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 19:17:00,200 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2025-01-09 19:17:00,200 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 19:17:00,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1028724562] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:17:00,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 19:17:00,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2025-01-09 19:17:00,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579328105] [2025-01-09 19:17:00,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:17:00,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:17:00,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:17:00,201 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:17:00,201 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2025-01-09 19:17:00,201 INFO L87 Difference]: Start difference. First operand 62847 states and 90470 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2025-01-09 19:17:00,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:17:00,961 INFO L93 Difference]: Finished difference Result 62882 states and 90536 transitions. [2025-01-09 19:17:00,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:17:00,961 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 195 [2025-01-09 19:17:00,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted.