./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 61a67961 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-wip.fs.cvc5-61a6796-m [2024-10-14 15:40:50,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 15:40:50,833 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 15:40:50,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 15:40:50,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 15:40:50,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 15:40:50,863 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 15:40:50,864 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 15:40:50,865 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 15:40:50,865 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 15:40:50,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 15:40:50,867 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 15:40:50,867 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 15:40:50,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 15:40:50,868 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 15:40:50,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 15:40:50,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 15:40:50,868 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 15:40:50,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 15:40:50,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 15:40:50,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 15:40:50,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 15:40:50,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 15:40:50,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 15:40:50,871 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 15:40:50,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 15:40:50,871 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 15:40:50,872 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 15:40:50,872 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 15:40:50,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:40:50,872 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 15:40:50,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 15:40:50,873 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 15:40:50,873 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 15:40:50,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 15:40:50,873 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 15:40:50,874 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 15:40:50,874 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 15:40:50,877 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 15:40:50,878 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce [2024-10-14 15:40:51,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 15:40:51,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 15:40:51,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 15:40:51,170 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 15:40:51,170 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 15:40:51,172 INFO L431 ainManager$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 [2024-10-14 15:40:52,531 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 15:40:53,042 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 15:40:53,043 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 [2024-10-14 15:40:53,092 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08a21ffbb/c35321f611fe411ca53db96a32202991/FLAG9a12e5b28 [2024-10-14 15:40:53,111 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08a21ffbb/c35321f611fe411ca53db96a32202991 [2024-10-14 15:40:53,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 15:40:53,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 15:40:53,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 15:40:53,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 15:40:53,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 15:40:53,125 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:40:53" (1/1) ... [2024-10-14 15:40:53,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14660726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:53, skipping insertion in model container [2024-10-14 15:40:53,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:40:53" (1/1) ... [2024-10-14 15:40:53,261 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 15:40:55,023 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] [2024-10-14 15:40:55,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:40:55,141 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 15:40:55,252 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] [2024-10-14 15:40:55,254 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] [2024-10-14 15:40:55,271 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] [2024-10-14 15:40:55,273 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] [2024-10-14 15:40:55,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7805] [2024-10-14 15:40:55,492 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] [2024-10-14 15:40:55,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:40:55,695 INFO L204 MainTranslator]: Completed translation [2024-10-14 15:40:55,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55 WrapperNode [2024-10-14 15:40:55,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 15:40:55,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 15:40:55,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 15:40:55,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 15:40:55,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:55,796 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:55,949 INFO L138 Inliner]: procedures = 262, calls = 1371, calls flagged for inlining = 122, calls inlined = 117, statements flattened = 4089 [2024-10-14 15:40:55,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 15:40:55,952 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 15:40:55,953 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 15:40:55,953 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 15:40:55,964 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:55,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:55,997 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:56,584 INFO L175 MemorySlicer]: Split 742 memory accesses to 15 slices as follows [2, 4, 15, 19, 4, 37, 5, 554, 10, 9, 41, 9, 2, 7, 24]. 75 percent of accesses are in the largest equivalence class. The 279 initializations are split as follows [2, 4, 15, 0, 4, 31, 4, 150, 10, 9, 41, 9, 0, 0, 0]. The 172 writes are split as follows [0, 0, 0, 16, 0, 0, 0, 136, 0, 0, 0, 0, 1, 2, 17]. [2024-10-14 15:40:56,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:56,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:56,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:56,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:56,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:56,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:56,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 15:40:56,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 15:40:56,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 15:40:56,845 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 15:40:56,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (1/1) ... [2024-10-14 15:40:56,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:40:56,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:40:56,880 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) [2024-10-14 15:40:56,884 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 [2024-10-14 15:40:56,924 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2024-10-14 15:40:56,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2024-10-14 15:40:56,925 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-10-14 15:40:56,925 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-10-14 15:40:56,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-14 15:40:56,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-14 15:40:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-14 15:40:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-14 15:40:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-14 15:40:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-14 15:40:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-14 15:40:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-14 15:40:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-14 15:40:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-14 15:40:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-14 15:40:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-14 15:40:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-14 15:40:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-14 15:40:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-14 15:40:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-14 15:40:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-14 15:40:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-14 15:40:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-14 15:40:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-14 15:40:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-14 15:40:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-14 15:40:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-14 15:40:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-14 15:40:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-14 15:40:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-14 15:40:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-14 15:40:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-14 15:40:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-14 15:40:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-14 15:40:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-14 15:40:56,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-14 15:40:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2024-10-14 15:40:56,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2024-10-14 15:40:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-14 15:40:56,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-14 15:40:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-14 15:40:56,930 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-14 15:40:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2024-10-14 15:40:56,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2024-10-14 15:40:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-14 15:40:56,930 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-14 15:40:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-14 15:40:56,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-14 15:40:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-14 15:40:56,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-14 15:40:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-10-14 15:40:56,931 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-10-14 15:40:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2024-10-14 15:40:56,931 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2024-10-14 15:40:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-14 15:40:56,931 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-14 15:40:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-14 15:40:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-14 15:40:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-10-14 15:40:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-10-14 15:40:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-14 15:40:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-14 15:40:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2024-10-14 15:40:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2024-10-14 15:40:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-14 15:40:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-14 15:40:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-10-14 15:40:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-10-14 15:40:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2024-10-14 15:40:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2024-10-14 15:40:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-10-14 15:40:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-10-14 15:40:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 15:40:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 15:40:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-14 15:40:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-14 15:40:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-14 15:40:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-14 15:40:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-10-14 15:40:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-10-14 15:40:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2024-10-14 15:40:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2024-10-14 15:40:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2024-10-14 15:40:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2024-10-14 15:40:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-10-14 15:40:56,936 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-10-14 15:40:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 15:40:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-14 15:40:56,936 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-14 15:40:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-10-14 15:40:56,936 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-10-14 15:40:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2024-10-14 15:40:56,937 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2024-10-14 15:40:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 15:40:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 15:40:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 15:40:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 15:40:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 15:40:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 15:40:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 15:40:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 15:40:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 15:40:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 15:40:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 15:40:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 15:40:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 15:40:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-14 15:40:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-14 15:40:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-14 15:40:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-14 15:40:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-14 15:40:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-14 15:40:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-10-14 15:40:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-10-14 15:40:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-14 15:40:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-14 15:40:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2024-10-14 15:40:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2024-10-14 15:40:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-14 15:40:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-14 15:40:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2024-10-14 15:40:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2024-10-14 15:40:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 15:40:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 15:40:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 15:40:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 15:40:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 15:40:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 15:40:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 15:40:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 15:40:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 15:40:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 15:40:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 15:40:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 15:40:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 15:40:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 15:40:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-14 15:40:56,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-14 15:40:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-14 15:40:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-14 15:40:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2024-10-14 15:40:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2024-10-14 15:40:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-14 15:40:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-14 15:40:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-14 15:40:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-14 15:40:56,944 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-14 15:40:56,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-14 15:40:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-10-14 15:40:56,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-10-14 15:40:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-14 15:40:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-14 15:40:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-14 15:40:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-14 15:40:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-14 15:40:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-14 15:40:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-14 15:40:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-14 15:40:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-14 15:40:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-14 15:40:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-14 15:40:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-14 15:40:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-14 15:40:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-14 15:40:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-14 15:40:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-10-14 15:40:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-10-14 15:40:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-14 15:40:56,947 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-14 15:40:56,947 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2024-10-14 15:40:56,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2024-10-14 15:40:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2024-10-14 15:40:56,950 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2024-10-14 15:40:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2024-10-14 15:40:56,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2024-10-14 15:40:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-14 15:40:56,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-14 15:40:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-14 15:40:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-14 15:40:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-14 15:40:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-14 15:40:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-14 15:40:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-14 15:40:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-14 15:40:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-14 15:40:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-14 15:40:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-14 15:40:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-14 15:40:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-14 15:40:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-14 15:40:56,953 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2024-10-14 15:40:56,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2024-10-14 15:40:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-10-14 15:40:56,954 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-10-14 15:40:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 15:40:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 15:40:56,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 15:40:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 15:40:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-14 15:40:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-14 15:40:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-14 15:40:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-14 15:40:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-14 15:40:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-14 15:40:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-14 15:40:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-14 15:40:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-14 15:40:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-14 15:40:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-14 15:40:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-14 15:40:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-14 15:40:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-14 15:40:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-14 15:40:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-14 15:40:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-14 15:40:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-14 15:40:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-14 15:40:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-14 15:40:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-14 15:40:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-14 15:40:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-14 15:40:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-14 15:40:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-14 15:40:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-14 15:40:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-14 15:40:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-10-14 15:40:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-10-14 15:40:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-10-14 15:40:56,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-14 15:40:56,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-14 15:40:56,960 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-14 15:40:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-14 15:40:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-14 15:40:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-14 15:40:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-14 15:40:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-14 15:40:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-14 15:40:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-14 15:40:56,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-14 15:40:56,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-14 15:40:56,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-10-14 15:40:56,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-10-14 15:40:56,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-10-14 15:40:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-14 15:40:56,963 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-14 15:40:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-10-14 15:40:56,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-10-14 15:40:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-10-14 15:40:56,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-10-14 15:40:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-14 15:40:56,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-14 15:40:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 15:40:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 15:40:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 15:40:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 15:40:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-14 15:40:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-14 15:40:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-14 15:40:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-14 15:40:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-14 15:40:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-14 15:40:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-14 15:40:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-14 15:40:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-14 15:40:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-14 15:40:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-14 15:40:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-14 15:40:56,965 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-14 15:40:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-10-14 15:40:56,965 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-10-14 15:40:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-10-14 15:40:56,966 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-10-14 15:40:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-14 15:40:56,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-14 15:40:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2024-10-14 15:40:56,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2024-10-14 15:40:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-14 15:40:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-14 15:40:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2024-10-14 15:40:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2024-10-14 15:40:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 15:40:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2024-10-14 15:40:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2024-10-14 15:40:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-14 15:40:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-14 15:40:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2024-10-14 15:40:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2024-10-14 15:40:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 15:40:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-14 15:40:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-14 15:40:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 15:40:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 15:40:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 15:40:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 15:40:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 15:40:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 15:40:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 15:40:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 15:40:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 15:40:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 15:40:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 15:40:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 15:40:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 15:40:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-14 15:40:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-14 15:40:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-14 15:40:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-14 15:40:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-10-14 15:40:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-10-14 15:40:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2024-10-14 15:40:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2024-10-14 15:40:56,972 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-10-14 15:40:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-10-14 15:40:56,972 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2024-10-14 15:40:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2024-10-14 15:40:56,972 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-14 15:40:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-14 15:40:56,973 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-14 15:40:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-14 15:40:56,973 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2024-10-14 15:40:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2024-10-14 15:40:56,973 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-10-14 15:40:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-10-14 15:40:56,973 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2024-10-14 15:40:56,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2024-10-14 15:40:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-10-14 15:40:56,974 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-10-14 15:40:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2024-10-14 15:40:56,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2024-10-14 15:40:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-14 15:40:56,974 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-14 15:40:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-14 15:40:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-14 15:40:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-14 15:40:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-14 15:40:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2024-10-14 15:40:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2024-10-14 15:40:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2024-10-14 15:40:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2024-10-14 15:40:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-14 15:40:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-14 15:40:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 15:40:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 15:40:57,739 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 15:40:57,745 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 15:40:59,126 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-14 15:41:03,245 INFO L? ?]: Removed 2091 outVars from TransFormulas that were not future-live. [2024-10-14 15:41:03,246 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 15:41:03,550 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 15:41:03,551 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-14 15:41:03,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:41:03 BoogieIcfgContainer [2024-10-14 15:41:03,551 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 15:41:03,554 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 15:41:03,554 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 15:41:03,557 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 15:41:03,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:40:53" (1/3) ... [2024-10-14 15:41:03,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d00dd54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:41:03, skipping insertion in model container [2024-10-14 15:41:03,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:40:55" (2/3) ... [2024-10-14 15:41:03,560 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d00dd54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:41:03, skipping insertion in model container [2024-10-14 15:41:03,560 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:41:03" (3/3) ... [2024-10-14 15:41:03,561 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2024-10-14 15:41:03,579 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 15:41:03,579 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 15:41:03,688 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 15:41:03,695 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;@5c68a77e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 15:41:03,696 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 15:41:03,709 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) [2024-10-14 15:41:03,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-10-14 15:41:03,742 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:41:03,742 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] [2024-10-14 15:41:03,743 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:41:03,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:41:03,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1882778092, now seen corresponding path program 1 times [2024-10-14 15:41:03,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:41:03,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498702315] [2024-10-14 15:41:03,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:41:03,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:41:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:41:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:41:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:41:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:04,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 15:41:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 15:41:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 15:41:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 15:41:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 15:41:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-14 15:41:04,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:41:04,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498702315] [2024-10-14 15:41:04,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498702315] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:41:04,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:41:04,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-14 15:41:04,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861995510] [2024-10-14 15:41:04,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:41:04,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 15:41:04,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:41:04,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 15:41:04,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-14 15:41:04,616 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) [2024-10-14 15:41:12,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:41:12,001 INFO L93 Difference]: Finished difference Result 3529 states and 5351 transitions. [2024-10-14 15:41:12,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 15:41:12,004 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 [2024-10-14 15:41:12,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:41:12,036 INFO L225 Difference]: With dead ends: 3529 [2024-10-14 15:41:12,037 INFO L226 Difference]: Without dead ends: 1900 [2024-10-14 15:41:12,055 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-14 15:41:12,060 INFO L432 NwaCegarLoop]: 559 mSDtfsCounter, 3196 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 3204 mSolverCounterSat, 1542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s 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, 7.0s IncrementalHoareTripleChecker+Time [2024-10-14 15:41:12,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3376 Valid, 1248 Invalid, 4746 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1542 Valid, 3204 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2024-10-14 15:41:12,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1900 states. [2024-10-14 15:41:12,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1900 to 1598. [2024-10-14 15:41:12,232 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) [2024-10-14 15:41:12,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1598 states and 2322 transitions. [2024-10-14 15:41:12,249 INFO L78 Accepts]: Start accepts. Automaton has 1598 states and 2322 transitions. Word has length 102 [2024-10-14 15:41:12,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:41:12,249 INFO L471 AbstractCegarLoop]: Abstraction has 1598 states and 2322 transitions. [2024-10-14 15:41:12,250 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) [2024-10-14 15:41:12,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2322 transitions. [2024-10-14 15:41:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-10-14 15:41:12,257 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:41:12,257 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] [2024-10-14 15:41:12,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 15:41:12,258 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:41:12,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:41:12,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1819710196, now seen corresponding path program 1 times [2024-10-14 15:41:12,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:41:12,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819390677] [2024-10-14 15:41:12,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:41:12,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:41:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:41:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:41:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:41:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:12,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 15:41:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:12,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 15:41:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:13,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-14 15:41:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:13,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 15:41:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:13,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-14 15:41:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:13,031 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-14 15:41:13,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:41:13,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819390677] [2024-10-14 15:41:13,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819390677] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:41:13,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:41:13,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-14 15:41:13,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639348099] [2024-10-14 15:41:13,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:41:13,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 15:41:13,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:41:13,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 15:41:13,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 15:41:13,036 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) [2024-10-14 15:41:18,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:41:31,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:41:31,704 INFO L93 Difference]: Finished difference Result 5367 states and 7956 transitions. [2024-10-14 15:41:31,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-14 15:41:31,705 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 [2024-10-14 15:41:31,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:41:31,730 INFO L225 Difference]: With dead ends: 5367 [2024-10-14 15:41:31,730 INFO L226 Difference]: Without dead ends: 3785 [2024-10-14 15:41:31,739 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 [2024-10-14 15:41:31,740 INFO L432 NwaCegarLoop]: 553 mSDtfsCounter, 6811 mSDsluCounter, 2346 mSDsCounter, 0 mSdLazyCounter, 10081 mSolverCounterSat, 2980 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s 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, 18.0s IncrementalHoareTripleChecker+Time [2024-10-14 15:41:31,741 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7084 Valid, 2899 Invalid, 13061 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2980 Valid, 10081 Invalid, 0 Unknown, 0 Unchecked, 18.0s Time] [2024-10-14 15:41:31,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3785 states. [2024-10-14 15:41:31,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3785 to 3196. [2024-10-14 15:41:31,898 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) [2024-10-14 15:41:31,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 4661 transitions. [2024-10-14 15:41:31,920 INFO L78 Accepts]: Start accepts. Automaton has 3196 states and 4661 transitions. Word has length 102 [2024-10-14 15:41:31,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:41:31,922 INFO L471 AbstractCegarLoop]: Abstraction has 3196 states and 4661 transitions. [2024-10-14 15:41:31,922 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) [2024-10-14 15:41:31,923 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 4661 transitions. [2024-10-14 15:41:31,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-10-14 15:41:31,929 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:41:31,929 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] [2024-10-14 15:41:31,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 15:41:31,930 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:41:31,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:41:31,932 INFO L85 PathProgramCache]: Analyzing trace with hash -733134294, now seen corresponding path program 1 times [2024-10-14 15:41:31,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:41:31,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235725153] [2024-10-14 15:41:31,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:41:31,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:41:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:41:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:41:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:32,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:41:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 15:41:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 15:41:32,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 15:41:32,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 15:41:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 15:41:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:32,559 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-14 15:41:32,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:41:32,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235725153] [2024-10-14 15:41:32,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235725153] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:41:32,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:41:32,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-14 15:41:32,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685033372] [2024-10-14 15:41:32,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:41:32,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 15:41:32,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:41:32,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 15:41:32,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 15:41:32,562 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) [2024-10-14 15:41:39,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:41:50,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:41:50,953 INFO L93 Difference]: Finished difference Result 10728 states and 15971 transitions. [2024-10-14 15:41:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-14 15:41:50,953 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 [2024-10-14 15:41:50,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:41:51,001 INFO L225 Difference]: With dead ends: 10728 [2024-10-14 15:41:51,001 INFO L226 Difference]: Without dead ends: 7548 [2024-10-14 15:41:51,017 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 [2024-10-14 15:41:51,018 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 6800 mSDsluCounter, 2331 mSDsCounter, 0 mSdLazyCounter, 10142 mSolverCounterSat, 2961 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s 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, 17.7s IncrementalHoareTripleChecker+Time [2024-10-14 15:41:51,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7073 Valid, 2876 Invalid, 13103 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2961 Valid, 10142 Invalid, 0 Unknown, 0 Unchecked, 17.7s Time] [2024-10-14 15:41:51,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7548 states. [2024-10-14 15:41:51,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7548 to 6421. [2024-10-14 15:41:51,312 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) [2024-10-14 15:41:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6421 states to 6421 states and 9419 transitions. [2024-10-14 15:41:51,347 INFO L78 Accepts]: Start accepts. Automaton has 6421 states and 9419 transitions. Word has length 105 [2024-10-14 15:41:51,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:41:51,348 INFO L471 AbstractCegarLoop]: Abstraction has 6421 states and 9419 transitions. [2024-10-14 15:41:51,348 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) [2024-10-14 15:41:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 6421 states and 9419 transitions. [2024-10-14 15:41:51,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-10-14 15:41:51,355 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:41:51,355 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] [2024-10-14 15:41:51,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 15:41:51,356 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:41:51,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:41:51,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1714361897, now seen corresponding path program 1 times [2024-10-14 15:41:51,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:41:51,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671121902] [2024-10-14 15:41:51,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:41:51,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:41:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:41:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:41:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:51,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:41:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:41:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:41:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 15:41:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 15:41:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 15:41:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-14 15:41:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 15:41:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:41:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-14 15:41:51,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:41:51,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671121902] [2024-10-14 15:41:51,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671121902] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:41:51,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:41:51,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-14 15:41:51,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682005554] [2024-10-14 15:41:51,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:41:51,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 15:41:51,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:41:51,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 15:41:51,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 15:41:51,975 INFO L87 Difference]: Start difference. First operand 6421 states and 9419 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) [2024-10-14 15:41:56,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:42:07,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:42:07,291 INFO L93 Difference]: Finished difference Result 21483 states and 32136 transitions. [2024-10-14 15:42:07,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-14 15:42:07,292 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 104 [2024-10-14 15:42:07,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:42:07,381 INFO L225 Difference]: With dead ends: 21483 [2024-10-14 15:42:07,381 INFO L226 Difference]: Without dead ends: 15078 [2024-10-14 15:42:07,415 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 [2024-10-14 15:42:07,416 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 6730 mSDsluCounter, 2331 mSDsCounter, 0 mSdLazyCounter, 10261 mSolverCounterSat, 2941 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7002 SdHoareTripleChecker+Valid, 2876 SdHoareTripleChecker+Invalid, 13202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2941 IncrementalHoareTripleChecker+Valid, 10261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2024-10-14 15:42:07,416 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7002 Valid, 2876 Invalid, 13202 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2941 Valid, 10261 Invalid, 0 Unknown, 0 Unchecked, 14.6s Time] [2024-10-14 15:42:07,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15078 states. [2024-10-14 15:42:07,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15078 to 12829. [2024-10-14 15:42:08,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12829 states, 9192 states have (on average 1.3829416884247172) internal successors, (12712), 9372 states have internal predecessors, (12712), 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) [2024-10-14 15:42:08,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12829 states to 12829 states and 18897 transitions. [2024-10-14 15:42:08,250 INFO L78 Accepts]: Start accepts. Automaton has 12829 states and 18897 transitions. Word has length 104 [2024-10-14 15:42:08,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:42:08,251 INFO L471 AbstractCegarLoop]: Abstraction has 12829 states and 18897 transitions. [2024-10-14 15:42:08,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2024-10-14 15:42:08,256 INFO L276 IsEmpty]: Start isEmpty. Operand 12829 states and 18897 transitions. [2024-10-14 15:42:08,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-10-14 15:42:08,262 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:42:08,262 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] [2024-10-14 15:42:08,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 15:42:08,263 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:42:08,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:42:08,264 INFO L85 PathProgramCache]: Analyzing trace with hash -2104345689, now seen corresponding path program 1 times [2024-10-14 15:42:08,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:42:08,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683719737] [2024-10-14 15:42:08,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:42:08,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:42:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:42:08,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:42:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:42:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-14 15:42:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:42:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:42:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 15:42:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:42:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:42:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:42:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:42:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:42:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 15:42:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 15:42:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 15:42:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-14 15:42:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:42:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:42:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-14 15:42:08,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:42:08,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683719737] [2024-10-14 15:42:08,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683719737] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:42:08,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:42:08,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-14 15:42:08,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671361969] [2024-10-14 15:42:08,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:42:08,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 15:42:08,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:42:08,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 15:42:08,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-14 15:42:08,761 INFO L87 Difference]: Start difference. First operand 12829 states and 18897 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)