./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 14:01:54,587 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 14:01:54,659 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 14:01:54,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 14:01:54,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 14:01:54,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 14:01:54,678 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 14:01:54,679 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 14:01:54,679 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 14:01:54,679 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 14:01:54,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 14:01:54,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 14:01:54,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 14:01:54,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 14:01:54,681 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 14:01:54,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 14:01:54,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 14:01:54,682 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 14:01:54,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 14:01:54,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 14:01:54,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 14:01:54,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 14:01:54,684 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 14:01:54,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 14:01:54,684 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 14:01:54,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 14:01:54,685 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 14:01:54,685 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 14:01:54,685 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 14:01:54,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:01:54,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 14:01:54,686 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 14:01:54,686 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 14:01:54,686 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 14:01:54,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 14:01:54,687 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 14:01:54,687 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 14:01:54,687 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 14:01:54,688 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 14:01:54,688 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce [2024-10-24 14:01:54,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 14:01:54,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 14:01:54,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 14:01:54,951 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 14:01:54,952 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 14:01:54,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2024-10-24 14:01:56,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 14:01:56,831 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 14:01:56,831 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2024-10-24 14:01:56,884 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd002f33b/6930307a21e445e894227ffe8241009f/FLAGf03d1a4ad [2024-10-24 14:01:56,962 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd002f33b/6930307a21e445e894227ffe8241009f [2024-10-24 14:01:56,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 14:01:56,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 14:01:56,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 14:01:56,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 14:01:56,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 14:01:56,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:01:56" (1/1) ... [2024-10-24 14:01:56,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66306889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:56, skipping insertion in model container [2024-10-24 14:01:56,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:01:56" (1/1) ... [2024-10-24 14:01:57,128 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 14:01:58,246 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i[263179,263192] [2024-10-24 14:01:58,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:01:58,313 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 14:01:58,453 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"); [5577] [2024-10-24 14:01:58,455 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)); [5584] [2024-10-24 14:01:58,465 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)); [5925-5926] [2024-10-24 14:01:58,469 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)); [5954-5955] [2024-10-24 14:01:58,525 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7805] [2024-10-24 14:01:58,562 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i[263179,263192] [2024-10-24 14:01:58,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:01:58,753 INFO L204 MainTranslator]: Completed translation [2024-10-24 14:01:58,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58 WrapperNode [2024-10-24 14:01:58,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 14:01:58,754 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 14:01:58,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 14:01:58,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 14:01:58,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:58,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:58,964 INFO L138 Inliner]: procedures = 262, calls = 1371, calls flagged for inlining = 122, calls inlined = 117, statements flattened = 4089 [2024-10-24 14:01:58,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 14:01:58,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 14:01:58,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 14:01:58,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 14:01:58,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:58,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:59,011 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:59,462 INFO L175 MemorySlicer]: Split 742 memory accesses to 15 slices as follows [2, 4, 554, 15, 4, 37, 5, 7, 10, 9, 19, 41, 9, 2, 24]. 75 percent of accesses are in the largest equivalence class. The 279 initializations are split as follows [2, 4, 150, 15, 4, 31, 4, 0, 10, 9, 0, 41, 9, 0, 0]. The 172 writes are split as follows [0, 0, 136, 0, 0, 0, 0, 2, 0, 0, 16, 0, 0, 1, 17]. [2024-10-24 14:01:59,462 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:59,462 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:59,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:59,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:59,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:59,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:59,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 14:01:59,690 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 14:01:59,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 14:01:59,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 14:01:59,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (1/1) ... [2024-10-24 14:01:59,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:01:59,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:01:59,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 14:01:59,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 14:01:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2024-10-24 14:01:59,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2024-10-24 14:01:59,800 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-10-24 14:01:59,802 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-10-24 14:01:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-24 14:01:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-24 14:01:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-24 14:01:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-24 14:01:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-24 14:01:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-24 14:01:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-24 14:01:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-24 14:01:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-24 14:01:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-24 14:01:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2024-10-24 14:01:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 14:01:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 14:01:59,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-24 14:01:59,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-24 14:01:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2024-10-24 14:01:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2024-10-24 14:01:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-24 14:01:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-24 14:01:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-24 14:01:59,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-24 14:01:59,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 14:01:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 14:01:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-10-24 14:01:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-10-24 14:01:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2024-10-24 14:01:59,807 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2024-10-24 14:01:59,807 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-24 14:01:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-24 14:01:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-24 14:01:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-24 14:01:59,808 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-10-24 14:01:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-10-24 14:01:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-24 14:01:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-24 14:01:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2024-10-24 14:01:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2024-10-24 14:01:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-24 14:01:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-24 14:01:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-10-24 14:01:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-10-24 14:01:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2024-10-24 14:01:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2024-10-24 14:01:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-10-24 14:01:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-10-24 14:01:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 14:01:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 14:01:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-24 14:01:59,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-24 14:01:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-24 14:01:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-24 14:01:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-10-24 14:01:59,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-10-24 14:01:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2024-10-24 14:01:59,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2024-10-24 14:01:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2024-10-24 14:01:59,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2024-10-24 14:01:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-10-24 14:01:59,813 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-10-24 14:01:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 14:01:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-24 14:01:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-24 14:01:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-10-24 14:01:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-10-24 14:01:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2024-10-24 14:01:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2024-10-24 14:01:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-24 14:01:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-24 14:01:59,815 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-24 14:01:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-10-24 14:01:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-24 14:01:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2024-10-24 14:01:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-24 14:01:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2024-10-24 14:01:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 14:01:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 14:01:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 14:01:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 14:01:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 14:01:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 14:01:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 14:01:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 14:01:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 14:01:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-24 14:01:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-24 14:01:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-24 14:01:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-24 14:01:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 14:01:59,818 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 14:01:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2024-10-24 14:01:59,818 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-24 14:01:59,819 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-24 14:01:59,819 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-24 14:01:59,819 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-10-24 14:01:59,819 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-24 14:01:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-10-24 14:01:59,820 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-24 14:01:59,820 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2024-10-24 14:01:59,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2024-10-24 14:01:59,820 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2024-10-24 14:01:59,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-24 14:01:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-24 14:01:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-24 14:01:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2024-10-24 14:01:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2024-10-24 14:01:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-10-24 14:01:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-10-24 14:01:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 14:01:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 14:01:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 14:01:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 14:01:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 14:01:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-24 14:01:59,826 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-24 14:01:59,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-24 14:01:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-24 14:01:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-24 14:01:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-24 14:01:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-24 14:01:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-24 14:01:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-10-24 14:01:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-10-24 14:01:59,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-10-24 14:01:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-24 14:01:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-24 14:01:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-24 14:01:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-24 14:01:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-24 14:01:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-24 14:01:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-24 14:01:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-24 14:01:59,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-10-24 14:01:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-24 14:01:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-10-24 14:01:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-10-24 14:01:59,829 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-24 14:01:59,829 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-24 14:01:59,830 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-24 14:01:59,830 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-10-24 14:01:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-10-24 14:01:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-24 14:01:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2024-10-24 14:01:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-24 14:01:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2024-10-24 14:01:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2024-10-24 14:01:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-24 14:01:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-24 14:01:59,831 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2024-10-24 14:01:59,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2024-10-24 14:01:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 14:01:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-24 14:01:59,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-24 14:01:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 14:01:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 14:01:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 14:01:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 14:01:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 14:01:59,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-24 14:01:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-10-24 14:01:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2024-10-24 14:01:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-10-24 14:01:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-10-24 14:01:59,834 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2024-10-24 14:01:59,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-24 14:01:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-24 14:01:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2024-10-24 14:01:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-10-24 14:01:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2024-10-24 14:01:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-10-24 14:01:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2024-10-24 14:01:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-24 14:01:59,835 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 14:01:59,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 14:01:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 14:01:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 14:01:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-24 14:01:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-24 14:01:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-24 14:01:59,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-24 14:01:59,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-24 14:01:59,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-24 14:01:59,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-24 14:01:59,839 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2024-10-24 14:01:59,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2024-10-24 14:01:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2024-10-24 14:01:59,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2024-10-24 14:01:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-24 14:01:59,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-24 14:01:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 14:01:59,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 14:02:00,382 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 14:02:00,385 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 14:02:01,198 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 14:02:05,177 INFO L? ?]: Removed 2091 outVars from TransFormulas that were not future-live. [2024-10-24 14:02:05,177 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 14:02:05,419 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 14:02:05,419 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-24 14:02:05,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:02:05 BoogieIcfgContainer [2024-10-24 14:02:05,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 14:02:05,421 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 14:02:05,421 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 14:02:05,427 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 14:02:05,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:01:56" (1/3) ... [2024-10-24 14:02:05,428 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778549f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:02:05, skipping insertion in model container [2024-10-24 14:02:05,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:01:58" (2/3) ... [2024-10-24 14:02:05,428 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778549f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:02:05, skipping insertion in model container [2024-10-24 14:02:05,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:02:05" (3/3) ... [2024-10-24 14:02:05,429 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2024-10-24 14:02:05,449 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 14:02:05,450 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 14:02:05,545 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 14:02:05,554 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;@2eea33ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 14:02:05,557 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 14:02:05,572 INFO L276 IsEmpty]: Start isEmpty. Operand has 1618 states, 1155 states have (on average 1.4216450216450216) internal successors, (1642), 1185 states have internal predecessors, (1642), 379 states have call successors, (379), 85 states have call predecessors, (379), 84 states have return successors, (371), 371 states have call predecessors, (371), 371 states have call successors, (371) [2024-10-24 14:02:05,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-10-24 14:02:05,602 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:02:05,602 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:02:05,603 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:02:05,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:02:05,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1882778092, now seen corresponding path program 1 times [2024-10-24 14:02:05,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:02:05,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882905420] [2024-10-24 14:02:05,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:02:05,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:02:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:06,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:02:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:02:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:02:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 14:02:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:02:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 14:02:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 14:02:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 14:02:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-24 14:02:06,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:02:06,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882905420] [2024-10-24 14:02:06,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882905420] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:02:06,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:02:06,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 14:02:06,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060361314] [2024-10-24 14:02:06,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:02:06,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 14:02:06,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:02:06,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 14:02:06,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 14:02:06,450 INFO L87 Difference]: Start difference. First operand has 1618 states, 1155 states have (on average 1.4216450216450216) internal successors, (1642), 1185 states have internal predecessors, (1642), 379 states have call successors, (379), 85 states have call predecessors, (379), 84 states have return successors, (371), 371 states have call predecessors, (371), 371 states have call successors, (371) Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-10-24 14:02:14,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:02:14,820 INFO L93 Difference]: Finished difference Result 3529 states and 5351 transitions. [2024-10-24 14:02:14,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:02:14,823 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 102 [2024-10-24 14:02:14,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:02:14,852 INFO L225 Difference]: With dead ends: 3529 [2024-10-24 14:02:14,852 INFO L226 Difference]: Without dead ends: 1900 [2024-10-24 14:02:14,869 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-24 14:02:14,873 INFO L432 NwaCegarLoop]: 559 mSDtfsCounter, 3196 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 3204 mSolverCounterSat, 1542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3376 SdHoareTripleChecker+Valid, 1248 SdHoareTripleChecker+Invalid, 4746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1542 IncrementalHoareTripleChecker+Valid, 3204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2024-10-24 14:02:14,873 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3376 Valid, 1248 Invalid, 4746 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1542 Valid, 3204 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2024-10-24 14:02:14,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1900 states. [2024-10-24 14:02:15,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1900 to 1598. [2024-10-24 14:02:15,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1598 states, 1145 states have (on average 1.3842794759825328) internal successors, (1585), 1164 states have internal predecessors, (1585), 369 states have call successors, (369), 84 states have call predecessors, (369), 83 states have return successors, (368), 368 states have call predecessors, (368), 368 states have call successors, (368) [2024-10-24 14:02:15,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1598 states and 2322 transitions. [2024-10-24 14:02:15,065 INFO L78 Accepts]: Start accepts. Automaton has 1598 states and 2322 transitions. Word has length 102 [2024-10-24 14:02:15,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:02:15,066 INFO L471 AbstractCegarLoop]: Abstraction has 1598 states and 2322 transitions. [2024-10-24 14:02:15,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-10-24 14:02:15,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2322 transitions. [2024-10-24 14:02:15,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-10-24 14:02:15,075 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:02:15,075 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:02:15,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 14:02:15,076 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:02:15,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:02:15,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1819710196, now seen corresponding path program 1 times [2024-10-24 14:02:15,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:02:15,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023668355] [2024-10-24 14:02:15,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:02:15,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:02:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:02:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:02:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:15,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:02:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 14:02:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:02:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 14:02:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-24 14:02:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 14:02:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:15,780 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-24 14:02:15,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:02:15,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023668355] [2024-10-24 14:02:15,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023668355] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:02:15,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:02:15,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 14:02:15,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805061696] [2024-10-24 14:02:15,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:02:15,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 14:02:15,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:02:15,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 14:02:15,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-24 14:02:15,785 INFO L87 Difference]: Start difference. First operand 1598 states and 2322 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 4 states have internal predecessors, (38), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-24 14:02:27,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:02:30,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:02:32,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:02:34,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:02:35,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:02:35,301 INFO L93 Difference]: Finished difference Result 5367 states and 7956 transitions. [2024-10-24 14:02:35,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-24 14:02:35,304 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 4 states have internal predecessors, (38), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 102 [2024-10-24 14:02:35,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:02:35,324 INFO L225 Difference]: With dead ends: 5367 [2024-10-24 14:02:35,324 INFO L226 Difference]: Without dead ends: 3785 [2024-10-24 14:02:35,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2024-10-24 14:02:35,331 INFO L432 NwaCegarLoop]: 553 mSDtfsCounter, 6811 mSDsluCounter, 2346 mSDsCounter, 0 mSdLazyCounter, 10081 mSolverCounterSat, 2980 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7084 SdHoareTripleChecker+Valid, 2899 SdHoareTripleChecker+Invalid, 13061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2980 IncrementalHoareTripleChecker+Valid, 10081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2024-10-24 14:02:35,332 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7084 Valid, 2899 Invalid, 13061 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2980 Valid, 10081 Invalid, 0 Unknown, 0 Unchecked, 19.0s Time] [2024-10-24 14:02:35,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3785 states. [2024-10-24 14:02:35,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3785 to 3196. [2024-10-24 14:02:35,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3196 states, 2289 states have (on average 1.3840104849279162) internal successors, (3168), 2333 states have internal predecessors, (3168), 736 states have call successors, (736), 167 states have call predecessors, (736), 170 states have return successors, (757), 733 states have call predecessors, (757), 735 states have call successors, (757) [2024-10-24 14:02:35,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 4661 transitions. [2024-10-24 14:02:35,450 INFO L78 Accepts]: Start accepts. Automaton has 3196 states and 4661 transitions. Word has length 102 [2024-10-24 14:02:35,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:02:35,452 INFO L471 AbstractCegarLoop]: Abstraction has 3196 states and 4661 transitions. [2024-10-24 14:02:35,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 4 states have internal predecessors, (38), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-24 14:02:35,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 4661 transitions. [2024-10-24 14:02:35,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-10-24 14:02:35,457 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:02:35,457 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2024-10-24 14:02:35,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 14:02:35,459 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:02:35,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:02:35,459 INFO L85 PathProgramCache]: Analyzing trace with hash -733134294, now seen corresponding path program 1 times [2024-10-24 14:02:35,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:02:35,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617112271] [2024-10-24 14:02:35,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:02:35,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:02:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:02:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:02:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:02:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 14:02:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:02:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 14:02:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 14:02:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-24 14:02:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:35,945 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-24 14:02:35,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:02:35,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617112271] [2024-10-24 14:02:35,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617112271] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:02:35,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:02:35,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 14:02:35,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528716044] [2024-10-24 14:02:35,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:02:35,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 14:02:35,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:02:35,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 14:02:35,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-24 14:02:35,950 INFO L87 Difference]: Start difference. First operand 3196 states and 4661 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 4 states have internal predecessors, (41), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-24 14:02:40,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:02:43,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:02:52,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:02:53,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:02:58,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 14:03:00,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:00,271 INFO L93 Difference]: Finished difference Result 10728 states and 15971 transitions. [2024-10-24 14:03:00,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-24 14:03:00,272 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 4 states have internal predecessors, (41), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 105 [2024-10-24 14:03:00,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:00,316 INFO L225 Difference]: With dead ends: 10728 [2024-10-24 14:03:00,317 INFO L226 Difference]: Without dead ends: 7548 [2024-10-24 14:03:00,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2024-10-24 14:03:00,331 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 6800 mSDsluCounter, 2331 mSDsCounter, 0 mSdLazyCounter, 10142 mSolverCounterSat, 2961 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7073 SdHoareTripleChecker+Valid, 2876 SdHoareTripleChecker+Invalid, 13103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2961 IncrementalHoareTripleChecker+Valid, 10142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2024-10-24 14:03:00,331 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7073 Valid, 2876 Invalid, 13103 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2961 Valid, 10142 Invalid, 0 Unknown, 0 Unchecked, 23.8s Time] [2024-10-24 14:03:00,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7548 states. [2024-10-24 14:03:00,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7548 to 6421. [2024-10-24 14:03:00,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6421 states, 4598 states have (on average 1.3836450630709003) internal successors, (6362), 4689 states have internal predecessors, (6362), 1474 states have call successors, (1474), 333 states have call predecessors, (1474), 348 states have return successors, (1583), 1474 states have call predecessors, (1583), 1473 states have call successors, (1583) [2024-10-24 14:03:00,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6421 states to 6421 states and 9419 transitions. [2024-10-24 14:03:00,596 INFO L78 Accepts]: Start accepts. Automaton has 6421 states and 9419 transitions. Word has length 105 [2024-10-24 14:03:00,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:00,597 INFO L471 AbstractCegarLoop]: Abstraction has 6421 states and 9419 transitions. [2024-10-24 14:03:00,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 4 states have internal predecessors, (41), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-24 14:03:00,598 INFO L276 IsEmpty]: Start isEmpty. Operand 6421 states and 9419 transitions. [2024-10-24 14:03:00,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-10-24 14:03:00,600 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:00,600 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 14:03:00,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 14:03:00,601 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:00,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:00,602 INFO L85 PathProgramCache]: Analyzing trace with hash -2104345689, now seen corresponding path program 1 times [2024-10-24 14:03:00,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:00,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93256055] [2024-10-24 14:03:00,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:00,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:00,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:00,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:00,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:00,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:00,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:00,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:01,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:03:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 14:03:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:03:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-24 14:03:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 14:03:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 14:03:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:01,183 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-24 14:03:01,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:01,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93256055] [2024-10-24 14:03:01,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93256055] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:01,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:03:01,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 14:03:01,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110719649] [2024-10-24 14:03:01,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:01,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 14:03:01,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:01,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 14:03:01,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-24 14:03:01,185 INFO L87 Difference]: Start difference. First operand 6421 states and 9419 transitions. Second operand has 8 states, 8 states have (on average 4.875) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-24 14:03:17,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:17,599 INFO L93 Difference]: Finished difference Result 21481 states and 32138 transitions. [2024-10-24 14:03:17,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-24 14:03:17,600 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 103 [2024-10-24 14:03:17,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:17,673 INFO L225 Difference]: With dead ends: 21481 [2024-10-24 14:03:17,673 INFO L226 Difference]: Without dead ends: 15076 [2024-10-24 14:03:17,700 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2024-10-24 14:03:17,701 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 6790 mSDsluCounter, 2331 mSDsCounter, 0 mSdLazyCounter, 10134 mSolverCounterSat, 2971 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7063 SdHoareTripleChecker+Valid, 2876 SdHoareTripleChecker+Invalid, 13105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2971 IncrementalHoareTripleChecker+Valid, 10134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2024-10-24 14:03:17,701 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7063 Valid, 2876 Invalid, 13105 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2971 Valid, 10134 Invalid, 0 Unknown, 0 Unchecked, 15.5s Time] [2024-10-24 14:03:17,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15076 states. [2024-10-24 14:03:18,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15076 to 12827. [2024-10-24 14:03:18,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12827 states, 9190 states have (on average 1.3828073993471164) internal successors, (12708), 9370 states have internal predecessors, (12708), 2939 states have call successors, (2939), 666 states have call predecessors, (2939), 697 states have return successors, (3246), 2942 states have call predecessors, (3246), 2938 states have call successors, (3246) [2024-10-24 14:03:18,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12827 states to 12827 states and 18893 transitions. [2024-10-24 14:03:18,198 INFO L78 Accepts]: Start accepts. Automaton has 12827 states and 18893 transitions. Word has length 103 [2024-10-24 14:03:18,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:18,198 INFO L471 AbstractCegarLoop]: Abstraction has 12827 states and 18893 transitions. [2024-10-24 14:03:18,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-24 14:03:18,202 INFO L276 IsEmpty]: Start isEmpty. Operand 12827 states and 18893 transitions. [2024-10-24 14:03:18,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-10-24 14:03:18,206 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:18,206 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2024-10-24 14:03:18,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 14:03:18,207 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:18,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:18,207 INFO L85 PathProgramCache]: Analyzing trace with hash -1714361897, now seen corresponding path program 1 times [2024-10-24 14:03:18,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:18,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176747653] [2024-10-24 14:03:18,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:18,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:18,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:03:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 14:03:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:03:18,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-24 14:03:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 14:03:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-24 14:03:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:18,578 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-24 14:03:18,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:18,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176747653] [2024-10-24 14:03:18,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176747653] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:18,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:03:18,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 14:03:18,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196884137] [2024-10-24 14:03:18,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:18,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 14:03:18,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:18,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 14:03:18,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-24 14:03:18,580 INFO L87 Difference]: Start difference. First operand 12827 states and 18893 transitions. Second operand has 8 states, 8 states have (on average 5.0) internal successors, (40), 4 states have internal predecessors, (40), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11)