./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 15:54:31,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 15:54:31,219 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 15:54:31,224 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 15:54:31,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 15:54:31,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 15:54:31,250 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 15:54:31,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 15:54:31,251 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 15:54:31,252 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 15:54:31,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 15:54:31,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 15:54:31,253 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 15:54:31,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 15:54:31,256 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 15:54:31,257 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 15:54:31,257 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 15:54:31,257 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 15:54:31,257 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 15:54:31,257 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 15:54:31,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 15:54:31,258 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 15:54:31,258 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 15:54:31,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 15:54:31,259 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 15:54:31,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 15:54:31,259 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 15:54:31,259 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 15:54:31,259 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 15:54:31,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:54:31,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 15:54:31,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 15:54:31,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 15:54:31,260 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 15:54:31,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 15:54:31,261 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 15:54:31,261 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 15:54:31,263 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 15:54:31,263 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 15:54:31,263 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 796dd9af134a9ffa7d65525922d125c3e75a459db15e4643a4f13ca47d95e4ce [2024-11-22 15:54:31,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 15:54:31,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 15:54:31,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 15:54:31,524 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 15:54:31,525 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 15:54:31,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../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 [2024-11-22 15:54:32,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 15:54:33,308 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 15:54:33,308 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 [2024-11-22 15:54:33,353 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fa23092/9fdd7d86dee44013bdada47439104b2b/FLAG4078c8aec [2024-11-22 15:54:33,420 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fa23092/9fdd7d86dee44013bdada47439104b2b [2024-11-22 15:54:33,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 15:54:33,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 15:54:33,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 15:54:33,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 15:54:33,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 15:54:33,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:54:33" (1/1) ... [2024-11-22 15:54:33,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@294a42d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:33, skipping insertion in model container [2024-11-22 15:54:33,434 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:54:33" (1/1) ... [2024-11-22 15:54:33,603 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 15:54:34,978 WARN L250 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] [2024-11-22 15:54:35,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:54:35,065 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 15:54:35,147 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] [2024-11-22 15:54:35,150 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] [2024-11-22 15:54:35,163 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] [2024-11-22 15:54:35,166 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] [2024-11-22 15:54:35,243 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7805] [2024-11-22 15:54:35,372 WARN L250 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] [2024-11-22 15:54:35,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 15:54:35,496 INFO L204 MainTranslator]: Completed translation [2024-11-22 15:54:35,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35 WrapperNode [2024-11-22 15:54:35,497 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 15:54:35,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 15:54:35,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 15:54:35,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 15:54:35,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:35,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:35,669 INFO L138 Inliner]: procedures = 262, calls = 1371, calls flagged for inlining = 122, calls inlined = 117, statements flattened = 4095 [2024-11-22 15:54:35,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 15:54:35,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 15:54:35,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 15:54:35,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 15:54:35,680 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:35,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:35,719 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:36,330 INFO L175 MemorySlicer]: Split 748 memory accesses to 15 slices as follows [2, 4, 15, 4, 7, 38, 5, 24, 10, 9, 43, 9, 2, 557, 19]. 74 percent of accesses are in the largest equivalence class. The 57 initializations are split as follows [2, 4, 15, 4, 0, 0, 4, 0, 10, 9, 0, 9, 0, 0, 0]. The 400 writes are split as follows [0, 0, 0, 0, 2, 32, 0, 17, 0, 0, 43, 0, 1, 289, 16]. [2024-11-22 15:54:36,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:36,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:36,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:36,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:36,473 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:36,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:36,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 15:54:36,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 15:54:36,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 15:54:36,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 15:54:36,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (1/1) ... [2024-11-22 15:54:36,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 15:54:36,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:54:36,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 15:54:36,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 15:54:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_txfree [2024-11-22 15:54:36,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_txfree [2024-11-22 15:54:36,620 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2024-11-22 15:54:36,621 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2024-11-22 15:54:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 15:54:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 15:54:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 15:54:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 15:54:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 15:54:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 15:54:36,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-22 15:54:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-22 15:54:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-22 15:54:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-22 15:54:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-22 15:54:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-22 15:54:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-22 15:54:36,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-22 15:54:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-22 15:54:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 15:54:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 15:54:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 15:54:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 15:54:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 15:54:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 15:54:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 15:54:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 15:54:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 15:54:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-22 15:54:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-22 15:54:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-22 15:54:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-22 15:54:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-22 15:54:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-22 15:54:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-22 15:54:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-22 15:54:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_timeout [2024-11-22 15:54:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_timeout [2024-11-22 15:54:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 15:54:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 15:54:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-22 15:54:36,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-22 15:54:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset_after_host_error [2024-11-22 15:54:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset_after_host_error [2024-11-22 15:54:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-22 15:54:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-22 15:54:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-22 15:54:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-22 15:54:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 15:54:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 15:54:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-22 15:54:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-22 15:54:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure init_tfdlist [2024-11-22 15:54:36,628 INFO L138 BoogieDeclarations]: Found implementation of procedure init_tfdlist [2024-11-22 15:54:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-22 15:54:36,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-22 15:54:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-22 15:54:36,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-22 15:54:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2024-11-22 15:54:36,628 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2024-11-22 15:54:36,628 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-22 15:54:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-22 15:54:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2024-11-22 15:54:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2024-11-22 15:54:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-22 15:54:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-22 15:54:36,629 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2024-11-22 15:54:36,629 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2024-11-22 15:54:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_set_multicast_list [2024-11-22 15:54:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_set_multicast_list [2024-11-22 15:54:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2024-11-22 15:54:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2024-11-22 15:54:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 15:54:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 15:54:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2024-11-22 15:54:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2024-11-22 15:54:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-22 15:54:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-22 15:54:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2024-11-22 15:54:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2024-11-22 15:54:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_tx_clear [2024-11-22 15:54:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_tx_clear [2024-11-22 15:54:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_rx_clear [2024-11-22 15:54:36,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_rx_clear [2024-11-22 15:54:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2024-11-22 15:54:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-22 15:54:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-11-22 15:54:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2024-11-22 15:54:36,631 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-22 15:54:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-22 15:54:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-22 15:54:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-22 15:54:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-22 15:54:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-22 15:54:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2024-11-22 15:54:36,632 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2024-11-22 15:54:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-22 15:54:36,632 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-22 15:54:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-22 15:54:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-22 15:54:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-22 15:54:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-22 15:54:36,634 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_free_skb [2024-11-22 15:54:36,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_free_skb [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-22 15:54:36,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure send_three_state [2024-11-22 15:54:36,635 INFO L138 BoogieDeclarations]: Found implementation of procedure send_three_state [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 15:54:36,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-22 15:54:36,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-22 15:54:36,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-22 15:54:36,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-22 15:54:36,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-22 15:54:36,637 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure read_phy_bit [2024-11-22 15:54:36,637 INFO L138 BoogieDeclarations]: Found implementation of procedure read_phy_bit [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-22 15:54:36,637 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-22 15:54:36,637 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-22 15:54:36,637 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-22 15:54:36,637 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 15:54:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 15:54:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 15:54:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 15:54:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 15:54:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-22 15:54:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-22 15:54:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-22 15:54:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-22 15:54:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-22 15:54:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-22 15:54:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-22 15:54:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-22 15:54:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-22 15:54:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-22 15:54:36,640 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-22 15:54:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-22 15:54:36,640 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-22 15:54:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_io_config [2024-11-22 15:54:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_io_config [2024-11-22 15:54:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure init_rfdlist [2024-11-22 15:54:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rfdlist [2024-11-22 15:54:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_open [2024-11-22 15:54:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_open [2024-11-22 15:54:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 15:54:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 15:54:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 15:54:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 15:54:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 15:54:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 15:54:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 15:54:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 15:54:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 15:54:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 15:54:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 15:54:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 15:54:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 15:54:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-22 15:54:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-22 15:54:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioctl [2024-11-22 15:54:36,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioctl [2024-11-22 15:54:36,643 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-22 15:54:36,643 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-22 15:54:36,644 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-22 15:54:36,644 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-22 15:54:36,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-22 15:54:36,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-22 15:54:36,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-22 15:54:36,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-22 15:54:36,646 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-22 15:54:36,647 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-22 15:54:36,647 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-22 15:54:36,647 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-22 15:54:36,647 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-22 15:54:36,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-22 15:54:36,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-22 15:54:36,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 15:54:36,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-22 15:54:36,648 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-22 15:54:36,648 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2024-11-22 15:54:36,648 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 15:54:36,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_get_stats [2024-11-22 15:54:36,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_get_stats [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-22 15:54:36,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rxrestore [2024-11-22 15:54:36,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rxrestore [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 15:54:36,648 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_stop [2024-11-22 15:54:36,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_stop [2024-11-22 15:54:36,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-22 15:54:36,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-22 15:54:36,649 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_config_autoneg [2024-11-22 15:54:36,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_config_autoneg [2024-11-22 15:54:36,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 15:54:36,649 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-22 15:54:36,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 15:54:36,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-22 15:54:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2024-11-22 15:54:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_ioaddr [2024-11-22 15:54:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_ioaddr [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-11-22 15:54:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_reset [2024-11-22 15:54:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_reset [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-22 15:54:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-22 15:54:36,651 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-22 15:54:36,651 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_get_rxbuff [2024-11-22 15:54:36,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_get_rxbuff [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-22 15:54:36,652 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_write_phy_ctl [2024-11-22 15:54:36,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_write_phy_ctl [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-11-22 15:54:36,652 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_change_mtu [2024-11-22 15:54:36,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_change_mtu [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-22 15:54:36,652 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 15:54:36,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 15:54:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 15:54:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 15:54:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-22 15:54:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-22 15:54:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_nic_rx_check_error [2024-11-22 15:54:36,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_nic_rx_check_error [2024-11-22 15:54:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure ipg_drive_phy_ctl_low_high [2024-11-22 15:54:36,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ipg_drive_phy_ctl_low_high [2024-11-22 15:54:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2024-11-22 15:54:36,653 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2024-11-22 15:54:36,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 15:54:36,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 15:54:37,287 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 15:54:37,290 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 15:54:38,065 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 15:54:49,717 INFO L? ?]: Removed 2091 outVars from TransFormulas that were not future-live. [2024-11-22 15:54:49,717 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 15:54:49,750 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 15:54:49,751 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-22 15:54:49,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:54:49 BoogieIcfgContainer [2024-11-22 15:54:49,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 15:54:49,753 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 15:54:49,753 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 15:54:49,756 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 15:54:49,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:54:33" (1/3) ... [2024-11-22 15:54:49,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55d8222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:54:49, skipping insertion in model container [2024-11-22 15:54:49,757 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:54:35" (2/3) ... [2024-11-22 15:54:49,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55d8222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:54:49, skipping insertion in model container [2024-11-22 15:54:49,757 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:54:49" (3/3) ... [2024-11-22 15:54:49,758 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--icplus--ipg.ko-entry_point.cil.out.i [2024-11-22 15:54:49,773 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 15:54:49,773 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 15:54:49,845 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 15:54:49,962 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;@5b75f1ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 15:54:49,962 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 15:54:49,974 INFO L276 IsEmpty]: Start isEmpty. Operand has 1800 states, 1337 states have (on average 1.3642483171278983) internal successors, (1824), 1367 states have internal predecessors, (1824), 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) [2024-11-22 15:54:49,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-22 15:54:49,994 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:54:49,995 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:54:49,996 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:54:50,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:54:50,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1109171728, now seen corresponding path program 1 times [2024-11-22 15:54:50,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:54:50,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101046144] [2024-11-22 15:54:50,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:54:50,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:54:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:54:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-22 15:54:55,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:54:55,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101046144] [2024-11-22 15:54:55,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101046144] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 15:54:55,188 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205261403] [2024-11-22 15:54:55,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:54:55,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 15:54:55,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:54:55,191 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 15:54:55,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 15:55:00,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:55:00,382 INFO L255 TraceCheckSpWp]: Trace formula consists of 3201 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 15:55:00,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 15:55:00,410 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-22 15:55:00,411 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 15:55:00,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205261403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:55:00,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 15:55:00,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-22 15:55:00,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731662675] [2024-11-22 15:55:00,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:55:00,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 15:55:00,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:55:00,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 15:55:00,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 15:55:00,455 INFO L87 Difference]: Start difference. First operand has 1800 states, 1337 states have (on average 1.3642483171278983) internal successors, (1824), 1367 states have internal predecessors, (1824), 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 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-22 15:55:00,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:55:00,629 INFO L93 Difference]: Finished difference Result 3589 states and 5202 transitions. [2024-11-22 15:55:00,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 15:55:00,631 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 121 [2024-11-22 15:55:00,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:55:00,659 INFO L225 Difference]: With dead ends: 3589 [2024-11-22 15:55:00,659 INFO L226 Difference]: Without dead ends: 1773 [2024-11-22 15:55:00,674 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 15:55:00,678 INFO L432 NwaCegarLoop]: 2527 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2527 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 15:55:00,679 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2527 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 15:55:00,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1773 states. [2024-11-22 15:55:00,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1773 to 1773. [2024-11-22 15:55:00,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1773 states, 1320 states have (on average 1.3333333333333333) internal successors, (1760), 1339 states have internal predecessors, (1760), 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) [2024-11-22 15:55:00,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1773 states and 2497 transitions. [2024-11-22 15:55:00,791 INFO L78 Accepts]: Start accepts. Automaton has 1773 states and 2497 transitions. Word has length 121 [2024-11-22 15:55:00,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:55:00,791 INFO L471 AbstractCegarLoop]: Abstraction has 1773 states and 2497 transitions. [2024-11-22 15:55:00,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-22 15:55:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2497 transitions. [2024-11-22 15:55:00,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-22 15:55:00,796 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:55:00,797 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:55:00,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-22 15:55:01,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-22 15:55:01,001 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:55:01,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:55:01,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1122847992, now seen corresponding path program 1 times [2024-11-22 15:55:01,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:55:01,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819696874] [2024-11-22 15:55:01,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:55:01,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:55:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:55:06,275 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-22 15:55:06,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:55:06,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819696874] [2024-11-22 15:55:06,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819696874] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:55:06,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:55:06,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 15:55:06,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435925602] [2024-11-22 15:55:06,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:55:06,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 15:55:06,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:55:06,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 15:55:06,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-22 15:55:06,279 INFO L87 Difference]: Start difference. First operand 1773 states and 2497 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 15:55:06,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:55:06,868 INFO L93 Difference]: Finished difference Result 5280 states and 7460 transitions. [2024-11-22 15:55:06,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-22 15:55:06,869 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (16), 3 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 121 [2024-11-22 15:55:06,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:55:06,891 INFO L225 Difference]: With dead ends: 5280 [2024-11-22 15:55:06,891 INFO L226 Difference]: Without dead ends: 3528 [2024-11-22 15:55:06,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-22 15:55:06,902 INFO L432 NwaCegarLoop]: 2793 mSDtfsCounter, 2478 mSDsluCounter, 8040 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2479 SdHoareTripleChecker+Valid, 10833 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-22 15:55:06,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2479 Valid, 10833 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-22 15:55:06,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3528 states. [2024-11-22 15:55:06,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3528 to 3519. [2024-11-22 15:55:07,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3519 states, 2621 states have (on average 1.333460511255246) internal successors, (3495), 2663 states have internal predecessors, (3495), 731 states have call successors, (731), 167 states have call predecessors, (731), 166 states have return successors, (742), 726 states have call predecessors, (742), 730 states have call successors, (742) [2024-11-22 15:55:07,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 3519 states and 4968 transitions. [2024-11-22 15:55:07,026 INFO L78 Accepts]: Start accepts. Automaton has 3519 states and 4968 transitions. Word has length 121 [2024-11-22 15:55:07,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:55:07,029 INFO L471 AbstractCegarLoop]: Abstraction has 3519 states and 4968 transitions. [2024-11-22 15:55:07,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 15:55:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3519 states and 4968 transitions. [2024-11-22 15:55:07,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-22 15:55:07,036 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:55:07,036 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:55:07,036 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 15:55:07,036 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:55:07,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:55:07,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1171253163, now seen corresponding path program 1 times [2024-11-22 15:55:07,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:55:07,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394680003] [2024-11-22 15:55:07,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:55:07,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:55:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:55:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-22 15:55:11,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:55:11,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394680003] [2024-11-22 15:55:11,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394680003] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:55:11,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:55:11,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 15:55:11,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579095404] [2024-11-22 15:55:11,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:55:11,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 15:55:11,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:55:11,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 15:55:11,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-22 15:55:11,378 INFO L87 Difference]: Start difference. First operand 3519 states and 4968 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 15:55:11,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:55:11,991 INFO L93 Difference]: Finished difference Result 10528 states and 14926 transitions. [2024-11-22 15:55:11,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-22 15:55:11,991 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (16), 3 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 123 [2024-11-22 15:55:11,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:55:12,036 INFO L225 Difference]: With dead ends: 10528 [2024-11-22 15:55:12,036 INFO L226 Difference]: Without dead ends: 7030 [2024-11-22 15:55:12,055 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-22 15:55:12,057 INFO L432 NwaCegarLoop]: 2624 mSDtfsCounter, 2480 mSDsluCounter, 7702 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2481 SdHoareTripleChecker+Valid, 10326 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 15:55:12,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2481 Valid, 10326 Invalid, 37 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 15:55:12,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7030 states. [2024-11-22 15:55:12,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7030 to 7017. [2024-11-22 15:55:12,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7017 states, 5230 states have (on average 1.3332695984703633) internal successors, (6973), 5313 states have internal predecessors, (6973), 1454 states have call successors, (1454), 333 states have call predecessors, (1454), 332 states have return successors, (1507), 1446 states have call predecessors, (1507), 1453 states have call successors, (1507) [2024-11-22 15:55:12,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7017 states to 7017 states and 9934 transitions. [2024-11-22 15:55:12,267 INFO L78 Accepts]: Start accepts. Automaton has 7017 states and 9934 transitions. Word has length 123 [2024-11-22 15:55:12,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:55:12,269 INFO L471 AbstractCegarLoop]: Abstraction has 7017 states and 9934 transitions. [2024-11-22 15:55:12,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 15:55:12,269 INFO L276 IsEmpty]: Start isEmpty. Operand 7017 states and 9934 transitions. [2024-11-22 15:55:12,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-22 15:55:12,272 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:55:12,272 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:55:12,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 15:55:12,273 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:55:12,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:55:12,273 INFO L85 PathProgramCache]: Analyzing trace with hash -176897419, now seen corresponding path program 1 times [2024-11-22 15:55:12,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:55:12,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826961177] [2024-11-22 15:55:12,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:55:12,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:55:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:55:16,565 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-22 15:55:16,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:55:16,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826961177] [2024-11-22 15:55:16,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826961177] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:55:16,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:55:16,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 15:55:16,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880369171] [2024-11-22 15:55:16,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:55:16,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 15:55:16,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:55:16,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 15:55:16,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-22 15:55:16,569 INFO L87 Difference]: Start difference. First operand 7017 states and 9934 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 15:55:17,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:55:17,248 INFO L93 Difference]: Finished difference Result 21034 states and 29925 transitions. [2024-11-22 15:55:17,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-22 15:55:17,250 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (16), 3 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 122 [2024-11-22 15:55:17,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:55:17,339 INFO L225 Difference]: With dead ends: 21034 [2024-11-22 15:55:17,342 INFO L226 Difference]: Without dead ends: 14038 [2024-11-22 15:55:17,381 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-22 15:55:17,384 INFO L432 NwaCegarLoop]: 2624 mSDtfsCounter, 2479 mSDsluCounter, 7702 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2480 SdHoareTripleChecker+Valid, 10326 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 15:55:17,384 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2480 Valid, 10326 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 15:55:17,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14038 states. [2024-11-22 15:55:17,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14038 to 14015. [2024-11-22 15:55:17,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14015 states, 10450 states have (on average 1.3327272727272728) internal successors, (13927), 10614 states have internal predecessors, (13927), 2899 states have call successors, (2899), 666 states have call predecessors, (2899), 665 states have return successors, (3074), 2886 states have call predecessors, (3074), 2898 states have call successors, (3074) [2024-11-22 15:55:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14015 states to 14015 states and 19900 transitions. [2024-11-22 15:55:18,009 INFO L78 Accepts]: Start accepts. Automaton has 14015 states and 19900 transitions. Word has length 122 [2024-11-22 15:55:18,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:55:18,010 INFO L471 AbstractCegarLoop]: Abstraction has 14015 states and 19900 transitions. [2024-11-22 15:55:18,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 15:55:18,010 INFO L276 IsEmpty]: Start isEmpty. Operand 14015 states and 19900 transitions. [2024-11-22 15:55:18,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-22 15:55:18,014 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:55:18,014 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:55:18,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 15:55:18,015 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:55:18,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:55:18,015 INFO L85 PathProgramCache]: Analyzing trace with hash 2102702136, now seen corresponding path program 1 times [2024-11-22 15:55:18,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:55:18,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791092402] [2024-11-22 15:55:18,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:55:18,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:55:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:55:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-22 15:55:22,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:55:22,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791092402] [2024-11-22 15:55:22,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791092402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:55:22,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 15:55:22,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-22 15:55:22,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483038501] [2024-11-22 15:55:22,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:55:22,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 15:55:22,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:55:22,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 15:55:22,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-22 15:55:22,342 INFO L87 Difference]: Start difference. First operand 14015 states and 19900 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 15:55:23,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:55:23,242 INFO L93 Difference]: Finished difference Result 41612 states and 59364 transitions. [2024-11-22 15:55:23,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-22 15:55:23,243 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (16), 3 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 124 [2024-11-22 15:55:23,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:55:23,376 INFO L225 Difference]: With dead ends: 41612 [2024-11-22 15:55:23,377 INFO L226 Difference]: Without dead ends: 27618 [2024-11-22 15:55:23,447 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-22 15:55:23,449 INFO L432 NwaCegarLoop]: 2494 mSDtfsCounter, 2482 mSDsluCounter, 7442 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2483 SdHoareTripleChecker+Valid, 9936 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-22 15:55:23,450 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2483 Valid, 9936 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-22 15:55:23,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27618 states. [2024-11-22 15:55:24,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27618 to 27576. [2024-11-22 15:55:24,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27576 states, 20550 states have (on average 1.3305109489051095) internal successors, (27342), 20867 states have internal predecessors, (27342), 5703 states have call successors, (5703), 1323 states have call predecessors, (5703), 1322 states have return successors, (6204), 5682 states have call predecessors, (6204), 5702 states have call successors, (6204) [2024-11-22 15:55:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27576 states to 27576 states and 39249 transitions. [2024-11-22 15:55:24,596 INFO L78 Accepts]: Start accepts. Automaton has 27576 states and 39249 transitions. Word has length 124 [2024-11-22 15:55:24,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:55:24,597 INFO L471 AbstractCegarLoop]: Abstraction has 27576 states and 39249 transitions. [2024-11-22 15:55:24,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 15:55:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 27576 states and 39249 transitions. [2024-11-22 15:55:24,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-22 15:55:24,602 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:55:24,602 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:55:24,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 15:55:24,603 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:55:24,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:55:24,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1819122145, now seen corresponding path program 1 times [2024-11-22 15:55:24,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:55:24,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866656226] [2024-11-22 15:55:24,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:55:24,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:55:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:55:29,430 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-22 15:55:29,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:55:29,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866656226] [2024-11-22 15:55:29,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866656226] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 15:55:29,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658501518] [2024-11-22 15:55:29,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:55:29,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 15:55:29,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:55:29,436 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 15:55:29,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-22 15:55:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:55:34,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 3312 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-22 15:55:34,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 15:55:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-22 15:55:34,668 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 15:55:34,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1658501518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:55:34,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 15:55:34,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2024-11-22 15:55:34,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400023321] [2024-11-22 15:55:34,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:55:34,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 15:55:34,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:55:34,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 15:55:34,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-22 15:55:34,670 INFO L87 Difference]: Start difference. First operand 27576 states and 39249 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (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) [2024-11-22 15:55:35,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:55:35,069 INFO L93 Difference]: Finished difference Result 27595 states and 39283 transitions. [2024-11-22 15:55:35,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 15:55:35,070 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (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 134 [2024-11-22 15:55:35,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:55:35,211 INFO L225 Difference]: With dead ends: 27595 [2024-11-22 15:55:35,211 INFO L226 Difference]: Without dead ends: 27592 [2024-11-22 15:55:35,235 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-22 15:55:35,236 INFO L432 NwaCegarLoop]: 2496 mSDtfsCounter, 0 mSDsluCounter, 2491 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4987 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-22 15:55:35,236 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4987 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 15:55:35,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27592 states. [2024-11-22 15:55:35,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27592 to 27592. [2024-11-22 15:55:35,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27592 states, 20566 states have (on average 1.3302538169794806) internal successors, (27358), 20883 states have internal predecessors, (27358), 5703 states have call successors, (5703), 1323 states have call predecessors, (5703), 1322 states have return successors, (6204), 5682 states have call predecessors, (6204), 5702 states have call successors, (6204) [2024-11-22 15:55:36,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27592 states to 27592 states and 39265 transitions. [2024-11-22 15:55:36,126 INFO L78 Accepts]: Start accepts. Automaton has 27592 states and 39265 transitions. Word has length 134 [2024-11-22 15:55:36,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:55:36,127 INFO L471 AbstractCegarLoop]: Abstraction has 27592 states and 39265 transitions. [2024-11-22 15:55:36,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (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) [2024-11-22 15:55:36,127 INFO L276 IsEmpty]: Start isEmpty. Operand 27592 states and 39265 transitions. [2024-11-22 15:55:36,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-22 15:55:36,132 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:55:36,133 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:55:36,153 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-22 15:55:36,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-22 15:55:36,334 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:55:36,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:55:36,334 INFO L85 PathProgramCache]: Analyzing trace with hash -663501340, now seen corresponding path program 1 times [2024-11-22 15:55:36,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:55:36,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85914834] [2024-11-22 15:55:36,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:55:36,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:55:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:55:42,185 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-22 15:55:42,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 15:55:42,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85914834] [2024-11-22 15:55:42,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85914834] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 15:55:42,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [272422598] [2024-11-22 15:55:42,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:55:42,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 15:55:42,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 15:55:42,187 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 15:55:42,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-22 15:55:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 15:55:47,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 3317 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-22 15:55:47,049 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 15:55:47,899 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-22 15:55:47,905 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 15:55:47,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [272422598] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 15:55:47,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 15:55:47,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2024-11-22 15:55:47,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071238554] [2024-11-22 15:55:47,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 15:55:47,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-22 15:55:47,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 15:55:47,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-22 15:55:47,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-22 15:55:47,907 INFO L87 Difference]: Start difference. First operand 27592 states and 39265 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 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) [2024-11-22 15:55:49,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 15:55:49,744 INFO L93 Difference]: Finished difference Result 68912 states and 98177 transitions. [2024-11-22 15:55:49,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-22 15:55:49,747 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 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) Word has length 136 [2024-11-22 15:55:49,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 15:55:49,911 INFO L225 Difference]: With dead ends: 68912 [2024-11-22 15:55:49,911 INFO L226 Difference]: Without dead ends: 41341 [2024-11-22 15:55:50,010 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2024-11-22 15:55:50,011 INFO L432 NwaCegarLoop]: 3640 mSDtfsCounter, 2516 mSDsluCounter, 17021 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2520 SdHoareTripleChecker+Valid, 20661 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-22 15:55:50,011 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2520 Valid, 20661 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-22 15:55:50,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41341 states. [2024-11-22 15:55:51,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41341 to 41192. [2024-11-22 15:55:51,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41192 states, 30705 states have (on average 1.3302068067090052) internal successors, (40844), 31187 states have internal predecessors, (40844), 8503 states have call successors, (8503), 1976 states have call predecessors, (8503), 1983 states have return successors, (9418), 8470 states have call predecessors, (9418), 8502 states have call successors, (9418) [2024-11-22 15:55:51,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41192 states to 41192 states and 58765 transitions. [2024-11-22 15:55:51,240 INFO L78 Accepts]: Start accepts. Automaton has 41192 states and 58765 transitions. Word has length 136 [2024-11-22 15:55:51,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 15:55:51,241 INFO L471 AbstractCegarLoop]: Abstraction has 41192 states and 58765 transitions. [2024-11-22 15:55:51,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 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) [2024-11-22 15:55:51,241 INFO L276 IsEmpty]: Start isEmpty. Operand 41192 states and 58765 transitions. [2024-11-22 15:55:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-22 15:55:51,247 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 15:55:51,247 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 15:55:51,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-22 15:55:51,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 15:55:51,449 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 15:55:51,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 15:55:51,453 INFO L85 PathProgramCache]: Analyzing trace with hash -242210596, now seen corresponding path program 1 times [2024-11-22 15:55:51,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 15:55:51,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138795175] [2024-11-22 15:55:51,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 15:55:51,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 15:55:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat