./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 15:40:38,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:40:38,730 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:40:38,734 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:40:38,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:40:38,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:40:38,759 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:40:38,759 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:40:38,760 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:40:38,761 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:40:38,761 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:40:38,762 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:40:38,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:40:38,763 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:40:38,763 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:40:38,763 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:40:38,764 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:40:38,765 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:40:38,766 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:40:38,766 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:40:38,766 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:40:38,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:40:38,767 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:40:38,767 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:40:38,767 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:40:38,767 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:40:38,767 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:40:38,768 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:40:38,768 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:40:38,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:40:38,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:40:38,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:40:38,768 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:40:38,769 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:40:38,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:40:38,770 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:40:38,770 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:40:38,770 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:40:38,770 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:40:38,771 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce [2024-10-11 15:40:38,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:40:38,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:40:38,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:40:38,984 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:40:38,985 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:40:38,985 INFO L431 ainManager$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 [2024-10-11 15:40:40,226 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:40:40,595 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:40:40,595 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 [2024-10-11 15:40:40,625 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/4d8d3f456/3e7221d864364e22bafc44ba6f9906b9/FLAGa6fbbab42 [2024-10-11 15:40:40,800 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/4d8d3f456/3e7221d864364e22bafc44ba6f9906b9 [2024-10-11 15:40:40,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:40:40,803 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:40:40,804 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:40:40,804 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:40:40,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:40:40,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:40:40" (1/1) ... [2024-10-11 15:40:40,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5f3b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:40, skipping insertion in model container [2024-10-11 15:40:40,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:40:40" (1/1) ... [2024-10-11 15:40:40,921 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:40:41,933 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] [2024-10-11 15:40:41,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:40:41,990 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:40:42,118 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] [2024-10-11 15:40:42,120 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] [2024-10-11 15:40:42,129 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] [2024-10-11 15:40:42,133 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] [2024-10-11 15:40:42,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7805] [2024-10-11 15:40:42,241 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] [2024-10-11 15:40:42,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:40:42,371 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:40:42,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42 WrapperNode [2024-10-11 15:40:42,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:40:42,372 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:40:42,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:40:42,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:40:42,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:42,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:42,540 INFO L138 Inliner]: procedures = 262, calls = 1371, calls flagged for inlining = 122, calls inlined = 117, statements flattened = 4089 [2024-10-11 15:40:42,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:40:42,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:40:42,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:40:42,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:40:42,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:42,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:42,571 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:42,988 INFO L175 MemorySlicer]: Split 742 memory accesses to 15 slices as follows [2, 4, 15, 554, 4, 37, 5, 24, 10, 9, 41, 9, 7, 2, 19]. 75 percent of accesses are in the largest equivalence class. The 279 initializations are split as follows [2, 4, 15, 150, 4, 31, 4, 0, 10, 9, 41, 9, 0, 0, 0]. The 172 writes are split as follows [0, 0, 0, 136, 0, 0, 0, 17, 0, 0, 0, 0, 2, 1, 16]. [2024-10-11 15:40:42,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:42,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:43,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:43,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:43,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:43,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:43,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:40:43,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:40:43,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:40:43,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:40:43,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (1/1) ... [2024-10-11 15:40:43,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:40:43,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:40:43,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:40:43,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:40:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2024-10-11 15:40:43,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2024-10-11 15:40:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-10-11 15:40:43,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-10-11 15:40:43,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-11 15:40:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-11 15:40:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-11 15:40:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-11 15:40:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-11 15:40:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-11 15:40:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-11 15:40:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-11 15:40:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-11 15:40:43,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-11 15:40:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-11 15:40:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-11 15:40:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-11 15:40:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-10-11 15:40:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-10-11 15:40:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 15:40:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 15:40:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 15:40:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 15:40:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 15:40:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 15:40:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-10-11 15:40:43,259 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2024-10-11 15:40:43,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:40:43,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:40:43,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-11 15:40:43,259 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-11 15:40:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2024-10-11 15:40:43,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2024-10-11 15:40:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-11 15:40:43,260 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-11 15:40:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-11 15:40:43,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-11 15:40:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:40:43,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:40:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-10-11 15:40:43,260 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-10-11 15:40:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2024-10-11 15:40:43,261 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2024-10-11 15:40:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-11 15:40:43,261 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-11 15:40:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:40:43,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:40:43,261 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-10-11 15:40:43,262 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-10-11 15:40:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-10-11 15:40:43,262 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-10-11 15:40:43,262 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2024-10-11 15:40:43,263 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2024-10-11 15:40:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-11 15:40:43,263 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-11 15:40:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-10-11 15:40:43,263 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-10-11 15:40:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2024-10-11 15:40:43,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2024-10-11 15:40:43,263 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-10-11 15:40:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-10-11 15:40:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:40:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:40:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-10-11 15:40:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-10-11 15:40:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-11 15:40:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-11 15:40:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-10-11 15:40:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-10-11 15:40:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2024-10-11 15:40:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2024-10-11 15:40:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2024-10-11 15:40:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2024-10-11 15:40:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-10-11 15:40:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-10-11 15:40:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:40:43,264 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-10-11 15:40:43,264 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-10-11 15:40:43,265 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2024-10-11 15:40:43,265 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-11 15:40:43,265 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-10-11 15:40:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-10-11 15:40:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-11 15:40:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-11 15:40:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-10-11 15:40:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-10-11 15:40:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-11 15:40:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-11 15:40:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2024-10-11 15:40:43,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2024-10-11 15:40:43,266 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-10-11 15:40:43,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-10-11 15:40:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2024-10-11 15:40:43,267 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2024-10-11 15:40:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:40:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:40:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:40:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:40:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:40:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:40:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:40:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:40:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:40:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:40:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:40:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 15:40:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-11 15:40:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-11 15:40:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-11 15:40:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-11 15:40:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:40:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:40:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2024-10-11 15:40:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2024-10-11 15:40:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-11 15:40:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-11 15:40:43,270 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-11 15:40:43,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-11 15:40:43,271 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-11 15:40:43,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-10-11 15:40:43,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-10-11 15:40:43,272 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-10-11 15:40:43,272 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-11 15:40:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2024-10-11 15:40:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2024-10-11 15:40:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2024-10-11 15:40:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-10-11 15:40:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2024-10-11 15:40:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-10-11 15:40:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-11 15:40:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-11 15:40:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-11 15:40:43,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-11 15:40:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:40:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:40:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:40:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:40:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:40:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:40:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:40:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-11 15:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-11 15:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-11 15:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-10-11 15:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-10-11 15:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-10-11 15:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-10-11 15:40:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-11 15:40:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-11 15:40:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-11 15:40:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-11 15:40:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-11 15:40:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-11 15:40:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-11 15:40:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-11 15:40:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-11 15:40:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-11 15:40:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-11 15:40:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-10-11 15:40:43,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-10-11 15:40:43,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-10-11 15:40:43,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-10-11 15:40:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-11 15:40:43,279 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-11 15:40:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-10-11 15:40:43,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-10-11 15:40:43,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-10-11 15:40:43,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-10-11 15:40:43,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-10-11 15:40:43,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-10-11 15:40:43,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-11 15:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-11 15:40:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-11 15:40:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-11 15:40:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-11 15:40:43,282 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-11 15:40:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-10-11 15:40:43,282 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-10-11 15:40:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-10-11 15:40:43,282 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-10-11 15:40:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-11 15:40:43,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-11 15:40:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2024-10-11 15:40:43,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2024-10-11 15:40:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-11 15:40:43,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2024-10-11 15:40:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2024-10-11 15:40:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-11 15:40:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2024-10-11 15:40:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-11 15:40:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:40:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-11 15:40:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-10-11 15:40:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2024-10-11 15:40:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-10-11 15:40:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2024-10-11 15:40:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-10-11 15:40:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-10-11 15:40:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2024-10-11 15:40:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2024-10-11 15:40:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-10-11 15:40:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2024-10-11 15:40:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-10-11 15:40:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2024-10-11 15:40:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-11 15:40:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-11 15:40:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2024-10-11 15:40:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2024-10-11 15:40:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2024-10-11 15:40:43,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2024-10-11 15:40:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-10-11 15:40:43,286 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-10-11 15:40:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:40:43,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:40:43,809 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:40:43,812 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:40:44,449 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:40:47,838 INFO L? ?]: Removed 2091 outVars from TransFormulas that were not future-live. [2024-10-11 15:40:47,839 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:40:48,036 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:40:48,036 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-11 15:40:48,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:40:48 BoogieIcfgContainer [2024-10-11 15:40:48,037 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:40:48,038 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:40:48,038 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:40:48,040 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:40:48,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:40:40" (1/3) ... [2024-10-11 15:40:48,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8cab27a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:40:48, skipping insertion in model container [2024-10-11 15:40:48,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:40:42" (2/3) ... [2024-10-11 15:40:48,043 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8cab27a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:40:48, skipping insertion in model container [2024-10-11 15:40:48,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:40:48" (3/3) ... [2024-10-11 15:40:48,044 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2024-10-11 15:40:48,058 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:40:48,058 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:40:48,157 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:40:48,162 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;@e6ccc2c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:40:48,163 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:40:48,173 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) [2024-10-11 15:40:48,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-10-11 15:40:48,200 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:40:48,201 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] [2024-10-11 15:40:48,202 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:40:48,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:40:48,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1882778092, now seen corresponding path program 1 times [2024-10-11 15:40:48,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:40:48,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307009551] [2024-10-11 15:40:48,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:40:48,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:40:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:40:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:40:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:40:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:40:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:40:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:40:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:40:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:40:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:40:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:40:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 15:40:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 15:40:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-11 15:40:48,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:40:48,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307009551] [2024-10-11 15:40:48,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307009551] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:40:48,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:40:48,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 15:40:48,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029698336] [2024-10-11 15:40:48,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:40:48,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 15:40:48,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:40:48,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 15:40:48,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-11 15:40:48,862 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) [2024-10-11 15:40:54,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:40:54,751 INFO L93 Difference]: Finished difference Result 3529 states and 5351 transitions. [2024-10-11 15:40:54,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 15:40:54,753 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 [2024-10-11 15:40:54,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:40:54,778 INFO L225 Difference]: With dead ends: 3529 [2024-10-11 15:40:54,778 INFO L226 Difference]: Without dead ends: 1900 [2024-10-11 15:40:54,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:40:54,795 INFO L432 NwaCegarLoop]: 559 mSDtfsCounter, 3196 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 3204 mSolverCounterSat, 1542 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3376 SdHoareTripleChecker+Valid, 1248 SdHoareTripleChecker+Invalid, 4746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1542 IncrementalHoareTripleChecker+Valid, 3204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:40:54,795 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3376 Valid, 1248 Invalid, 4746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1542 Valid, 3204 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-10-11 15:40:54,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1900 states. [2024-10-11 15:40:54,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1900 to 1598. [2024-10-11 15:40:54,932 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) [2024-10-11 15:40:54,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1598 states and 2322 transitions. [2024-10-11 15:40:54,947 INFO L78 Accepts]: Start accepts. Automaton has 1598 states and 2322 transitions. Word has length 102 [2024-10-11 15:40:54,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:40:54,947 INFO L471 AbstractCegarLoop]: Abstraction has 1598 states and 2322 transitions. [2024-10-11 15:40:54,947 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) [2024-10-11 15:40:54,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2322 transitions. [2024-10-11 15:40:54,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-10-11 15:40:54,954 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:40:54,958 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] [2024-10-11 15:40:54,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:40:54,959 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:40:54,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:40:54,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1819710196, now seen corresponding path program 1 times [2024-10-11 15:40:54,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:40:54,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23157882] [2024-10-11 15:40:54,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:40:54,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:40:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:40:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:40:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:40:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:40:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:40:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:40:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:40:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:40:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:40:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:40:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:40:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-11 15:40:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 15:40:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:40:55,523 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-11 15:40:55,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:40:55,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23157882] [2024-10-11 15:40:55,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23157882] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:40:55,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:40:55,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 15:40:55,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946715169] [2024-10-11 15:40:55,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:40:55,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:40:55,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:40:55,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:40:55,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:40:55,528 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) [2024-10-11 15:41:00,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:41:08,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:41:11,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:41:11,974 INFO L93 Difference]: Finished difference Result 5367 states and 7956 transitions. [2024-10-11 15:41:11,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 15:41:11,977 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 [2024-10-11 15:41:11,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:41:11,995 INFO L225 Difference]: With dead ends: 5367 [2024-10-11 15:41:11,996 INFO L226 Difference]: Without dead ends: 3785 [2024-10-11 15:41:12,001 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 [2024-10-11 15:41:12,002 INFO L432 NwaCegarLoop]: 553 mSDtfsCounter, 6811 mSDsluCounter, 2346 mSDsCounter, 0 mSdLazyCounter, 10081 mSolverCounterSat, 2980 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s 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, 15.9s IncrementalHoareTripleChecker+Time [2024-10-11 15:41:12,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7084 Valid, 2899 Invalid, 13061 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2980 Valid, 10081 Invalid, 0 Unknown, 0 Unchecked, 15.9s Time] [2024-10-11 15:41:12,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3785 states. [2024-10-11 15:41:12,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3785 to 3196. [2024-10-11 15:41:12,106 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) [2024-10-11 15:41:12,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 4661 transitions. [2024-10-11 15:41:12,122 INFO L78 Accepts]: Start accepts. Automaton has 3196 states and 4661 transitions. Word has length 102 [2024-10-11 15:41:12,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:41:12,122 INFO L471 AbstractCegarLoop]: Abstraction has 3196 states and 4661 transitions. [2024-10-11 15:41:12,123 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) [2024-10-11 15:41:12,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 4661 transitions. [2024-10-11 15:41:12,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-10-11 15:41:12,127 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:41:12,127 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] [2024-10-11 15:41:12,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:41:12,127 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:41:12,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:41:12,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1714361897, now seen corresponding path program 1 times [2024-10-11 15:41:12,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:41:12,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815266608] [2024-10-11 15:41:12,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:41:12,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:41:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:41:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:41:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:41:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-11 15:41:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 15:41:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:41:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:12,576 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-11 15:41:12,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:41:12,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815266608] [2024-10-11 15:41:12,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815266608] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:41:12,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:41:12,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 15:41:12,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879414465] [2024-10-11 15:41:12,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:41:12,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:41:12,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:41:12,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:41:12,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:41:12,580 INFO L87 Difference]: Start difference. First operand 3196 states and 4661 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) [2024-10-11 15:41:23,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:41:27,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:41:27,029 INFO L93 Difference]: Finished difference Result 10727 states and 15969 transitions. [2024-10-11 15:41:27,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 15:41:27,030 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 [2024-10-11 15:41:27,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:41:27,066 INFO L225 Difference]: With dead ends: 10727 [2024-10-11 15:41:27,066 INFO L226 Difference]: Without dead ends: 7547 [2024-10-11 15:41:27,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2024-10-11 15:41:27,080 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 6788 mSDsluCounter, 2331 mSDsCounter, 0 mSdLazyCounter, 10152 mSolverCounterSat, 2959 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7060 SdHoareTripleChecker+Valid, 2876 SdHoareTripleChecker+Invalid, 13111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2959 IncrementalHoareTripleChecker+Valid, 10152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:41:27,080 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7060 Valid, 2876 Invalid, 13111 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2959 Valid, 10152 Invalid, 0 Unknown, 0 Unchecked, 14.0s Time] [2024-10-11 15:41:27,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7547 states. [2024-10-11 15:41:27,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7547 to 6420. [2024-10-11 15:41:27,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6420 states, 4597 states have (on average 1.3835109854252774) internal successors, (6360), 4688 states have internal predecessors, (6360), 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) [2024-10-11 15:41:27,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6420 states to 6420 states and 9417 transitions. [2024-10-11 15:41:27,332 INFO L78 Accepts]: Start accepts. Automaton has 6420 states and 9417 transitions. Word has length 104 [2024-10-11 15:41:27,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:41:27,333 INFO L471 AbstractCegarLoop]: Abstraction has 6420 states and 9417 transitions. [2024-10-11 15:41:27,333 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) [2024-10-11 15:41:27,333 INFO L276 IsEmpty]: Start isEmpty. Operand 6420 states and 9417 transitions. [2024-10-11 15:41:27,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-10-11 15:41:27,336 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:41:27,336 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] [2024-10-11 15:41:27,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 15:41:27,336 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:41:27,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:41:27,337 INFO L85 PathProgramCache]: Analyzing trace with hash -2104345689, now seen corresponding path program 1 times [2024-10-11 15:41:27,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:41:27,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810814736] [2024-10-11 15:41:27,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:41:27,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:41:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:41:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:41:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:41:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-11 15:41:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 15:41:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-11 15:41:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:27,705 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-11 15:41:27,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:41:27,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810814736] [2024-10-11 15:41:27,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810814736] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:41:27,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:41:27,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 15:41:27,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053539121] [2024-10-11 15:41:27,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:41:27,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:41:27,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:41:27,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:41:27,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:41:27,708 INFO L87 Difference]: Start difference. First operand 6420 states and 9417 transitions. Second operand has 8 states, 8 states have (on average 4.875) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-11 15:41:30,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:41:42,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:41:42,275 INFO L93 Difference]: Finished difference Result 21479 states and 32128 transitions. [2024-10-11 15:41:42,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 15:41:42,275 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 103 [2024-10-11 15:41:42,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:41:42,353 INFO L225 Difference]: With dead ends: 21479 [2024-10-11 15:41:42,353 INFO L226 Difference]: Without dead ends: 15075 [2024-10-11 15:41:42,375 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2024-10-11 15:41:42,377 INFO L432 NwaCegarLoop]: 545 mSDtfsCounter, 8123 mSDsluCounter, 2005 mSDsCounter, 0 mSdLazyCounter, 9077 mSolverCounterSat, 4044 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8395 SdHoareTripleChecker+Valid, 2550 SdHoareTripleChecker+Invalid, 13121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4044 IncrementalHoareTripleChecker+Valid, 9077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2024-10-11 15:41:42,378 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8395 Valid, 2550 Invalid, 13121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4044 Valid, 9077 Invalid, 0 Unknown, 0 Unchecked, 13.9s Time] [2024-10-11 15:41:42,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15075 states. [2024-10-11 15:41:42,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15075 to 12826. [2024-10-11 15:41:42,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12826 states, 9189 states have (on average 1.3827402328871476) internal successors, (12706), 9369 states have internal predecessors, (12706), 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) [2024-10-11 15:41:42,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12826 states to 12826 states and 18891 transitions. [2024-10-11 15:41:42,913 INFO L78 Accepts]: Start accepts. Automaton has 12826 states and 18891 transitions. Word has length 103 [2024-10-11 15:41:42,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:41:42,913 INFO L471 AbstractCegarLoop]: Abstraction has 12826 states and 18891 transitions. [2024-10-11 15:41:42,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 4 states have internal predecessors, (39), 3 states have call successors, (16), 6 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-11 15:41:42,914 INFO L276 IsEmpty]: Start isEmpty. Operand 12826 states and 18891 transitions. [2024-10-11 15:41:42,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-10-11 15:41:42,921 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:41:42,921 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] [2024-10-11 15:41:42,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 15:41:42,921 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:41:42,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:41:42,921 INFO L85 PathProgramCache]: Analyzing trace with hash -733134294, now seen corresponding path program 1 times [2024-10-11 15:41:42,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:41:42,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933454501] [2024-10-11 15:41:42,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:41:42,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:41:42,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:43,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:43,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:41:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:41:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:41:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 15:41:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 15:41:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-11 15:41:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,274 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-11 15:41:43,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:41:43,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933454501] [2024-10-11 15:41:43,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933454501] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:41:43,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:41:43,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 15:41:43,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531557917] [2024-10-11 15:41:43,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:41:43,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:41:43,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:41:43,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:41:43,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:41:43,276 INFO L87 Difference]: Start difference. First operand 12826 states and 18891 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) [2024-10-11 15:41:56,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:41:56,926 INFO L93 Difference]: Finished difference Result 42275 states and 63426 transitions. [2024-10-11 15:41:56,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 15:41:56,927 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 [2024-10-11 15:41:56,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:41:57,034 INFO L225 Difference]: With dead ends: 42275 [2024-10-11 15:41:57,035 INFO L226 Difference]: Without dead ends: 29465 [2024-10-11 15:41:57,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2024-10-11 15:41:57,081 INFO L432 NwaCegarLoop]: 543 mSDtfsCounter, 6814 mSDsluCounter, 2326 mSDsCounter, 0 mSdLazyCounter, 10036 mSolverCounterSat, 2974 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7086 SdHoareTripleChecker+Valid, 2869 SdHoareTripleChecker+Invalid, 13010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2974 IncrementalHoareTripleChecker+Valid, 10036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2024-10-11 15:41:57,081 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7086 Valid, 2869 Invalid, 13010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2974 Valid, 10036 Invalid, 0 Unknown, 0 Unchecked, 12.5s Time] [2024-10-11 15:41:57,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29465 states. [2024-10-11 15:41:58,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29465 to 25229. [2024-10-11 15:41:58,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25229 states, 18059 states have (on average 1.3805304834154715) internal successors, (24931), 18408 states have internal predecessors, (24931), 5783 states have call successors, (5783), 1323 states have call predecessors, (5783), 1386 states have return successors, (6588), 5794 states have call predecessors, (6588), 5782 states have call successors, (6588) [2024-10-11 15:41:58,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25229 states to 25229 states and 37302 transitions. [2024-10-11 15:41:58,174 INFO L78 Accepts]: Start accepts. Automaton has 25229 states and 37302 transitions. Word has length 105 [2024-10-11 15:41:58,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:41:58,175 INFO L471 AbstractCegarLoop]: Abstraction has 25229 states and 37302 transitions. [2024-10-11 15:41:58,175 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) [2024-10-11 15:41:58,176 INFO L276 IsEmpty]: Start isEmpty. Operand 25229 states and 37302 transitions. [2024-10-11 15:41:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-10-11 15:41:58,179 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:41:58,179 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:41:58,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 15:41:58,179 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:41:58,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:41:58,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1020039121, now seen corresponding path program 1 times [2024-10-11 15:41:58,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:41:58,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940644327] [2024-10-11 15:41:58,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:41:58,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:41:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:41:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:41:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:41:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:41:58,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 15:41:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 15:41:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 15:41:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:58,778 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-10-11 15:41:58,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:41:58,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940644327] [2024-10-11 15:41:58,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940644327] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:41:58,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294284177] [2024-10-11 15:41:58,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:41:58,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:41:58,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:41:58,781 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:41:58,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 15:41:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:59,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 2089 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 15:41:59,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:41:59,526 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-10-11 15:41:59,526 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:41:59,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294284177] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:41:59,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:41:59,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2024-10-11 15:41:59,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362903707] [2024-10-11 15:41:59,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:41:59,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:41:59,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:41:59,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:41:59,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-10-11 15:41:59,528 INFO L87 Difference]: Start difference. First operand 25229 states and 37302 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-10-11 15:42:00,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:00,688 INFO L93 Difference]: Finished difference Result 25248 states and 37336 transitions. [2024-10-11 15:42:00,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:42:00,688 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 115 [2024-10-11 15:42:00,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:00,777 INFO L225 Difference]: With dead ends: 25248 [2024-10-11 15:42:00,778 INFO L226 Difference]: Without dead ends: 25245 [2024-10-11 15:42:00,791 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-10-11 15:42:00,792 INFO L432 NwaCegarLoop]: 2190 mSDtfsCounter, 0 mSDsluCounter, 2185 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4375 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:42:00,792 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4375 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 15:42:00,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25245 states. [2024-10-11 15:42:01,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25245 to 25245. [2024-10-11 15:42:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25245 states, 18075 states have (on average 1.3801936376210235) internal successors, (24947), 18424 states have internal predecessors, (24947), 5783 states have call successors, (5783), 1323 states have call predecessors, (5783), 1386 states have return successors, (6588), 5794 states have call predecessors, (6588), 5782 states have call successors, (6588) [2024-10-11 15:42:01,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25245 states to 25245 states and 37318 transitions. [2024-10-11 15:42:01,648 INFO L78 Accepts]: Start accepts. Automaton has 25245 states and 37318 transitions. Word has length 115 [2024-10-11 15:42:01,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:01,649 INFO L471 AbstractCegarLoop]: Abstraction has 25245 states and 37318 transitions. [2024-10-11 15:42:01,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-10-11 15:42:01,649 INFO L276 IsEmpty]: Start isEmpty. Operand 25245 states and 37318 transitions. [2024-10-11 15:42:01,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-11 15:42:01,655 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:01,656 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 15:42:01,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 15:42:01,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:01,857 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:01,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:01,858 INFO L85 PathProgramCache]: Analyzing trace with hash 466242326, now seen corresponding path program 1 times [2024-10-11 15:42:01,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:01,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169376814] [2024-10-11 15:42:01,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:01,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:42:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:42:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:42:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:42:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 15:42:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 15:42:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-11 15:42:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-10-11 15:42:02,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:02,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169376814] [2024-10-11 15:42:02,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169376814] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:02,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405504238] [2024-10-11 15:42:02,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:02,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:02,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:02,606 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:02,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 15:42:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:03,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 2094 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-11 15:42:03,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:03,380 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-10-11 15:42:03,380 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:42:03,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405504238] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:03,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:42:03,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2024-10-11 15:42:03,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43550357] [2024-10-11 15:42:03,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:03,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:42:03,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:03,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:42:03,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2024-10-11 15:42:03,382 INFO L87 Difference]: Start difference. First operand 25245 states and 37318 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 5 states have internal predecessors, (51), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12)