./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i --full-output --preprocessor.use.memory.slicer true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fba957c5 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 ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.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 5ad15ea2ee4e38087fdbbd25111673bb935102e85f8e91f44e32009dacc41114 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-dev-fba957c-m [2023-11-23 10:05:56,674 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 10:05:56,741 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 10:05:56,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 10:05:56,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 10:05:56,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 10:05:56,768 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 10:05:56,768 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 10:05:56,769 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 10:05:56,771 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 10:05:56,772 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 10:05:56,772 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 10:05:56,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 10:05:56,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 10:05:56,773 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 10:05:56,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 10:05:56,774 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 10:05:56,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 10:05:56,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 10:05:56,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 10:05:56,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 10:05:56,775 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 10:05:56,775 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 10:05:56,776 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 10:05:56,776 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 10:05:56,776 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 10:05:56,776 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 10:05:56,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 10:05:56,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 10:05:56,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 10:05:56,778 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 10:05:56,778 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 10:05:56,778 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 10:05:56,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 10:05:56,779 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 10:05:56,779 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 10:05:56,779 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 10:05:56,779 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 10:05:56,779 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 10:05:56,779 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ad15ea2ee4e38087fdbbd25111673bb935102e85f8e91f44e32009dacc41114 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-23 10:05:56,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 10:05:57,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 10:05:57,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 10:05:57,027 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 10:05:57,027 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 10:05:57,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2023-11-23 10:05:58,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 10:05:58,525 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 10:05:58,526 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2023-11-23 10:05:58,559 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/353293299/83d45df181684fba976661d3954b5d78/FLAG1ce08e69a [2023-11-23 10:05:58,579 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/353293299/83d45df181684fba976661d3954b5d78 [2023-11-23 10:05:58,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 10:05:58,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 10:05:58,586 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 10:05:58,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 10:05:58,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 10:05:58,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:05:58" (1/1) ... [2023-11-23 10:05:58,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245ff736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:58, skipping insertion in model container [2023-11-23 10:05:58,592 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:05:58" (1/1) ... [2023-11-23 10:05:58,679 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 10:05:59,210 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i[161556,161569] [2023-11-23 10:05:59,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 10:05:59,489 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 10:05:59,577 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5489] [2023-11-23 10:05:59,596 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i[161556,161569] [2023-11-23 10:05:59,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 10:05:59,696 INFO L206 MainTranslator]: Completed translation [2023-11-23 10:05:59,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59 WrapperNode [2023-11-23 10:05:59,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 10:05:59,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 10:05:59,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 10:05:59,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 10:05:59,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:05:59,747 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:05:59,804 INFO L138 Inliner]: procedures = 125, calls = 354, calls flagged for inlining = 59, calls inlined = 54, statements flattened = 1111 [2023-11-23 10:05:59,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 10:05:59,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 10:05:59,807 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 10:05:59,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 10:05:59,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:05:59,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:05:59,838 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:05:59,993 INFO L175 MemorySlicer]: Split 202 memory accesses to 11 slices as follows [2, 8, 4, 109, 0, 8, 17, 7, 3, 42, 2]. 54 percent of accesses are in the largest equivalence class. The 85 initializations are split as follows [2, 8, 0, 8, 0, 8, 17, 0, 0, 42, 0]. The 49 writes are split as follows [0, 0, 2, 39, 0, 0, 0, 6, 1, 0, 1]. [2023-11-23 10:05:59,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:05:59,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:06:00,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:06:00,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:06:00,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:06:00,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:06:00,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 10:06:00,050 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 10:06:00,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 10:06:00,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 10:06:00,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (1/1) ... [2023-11-23 10:06:00,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 10:06:00,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 10:06:00,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 10:06:00,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 10:06:00,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-23 10:06:00,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-23 10:06:00,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-23 10:06:00,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-23 10:06:00,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-23 10:06:00,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-23 10:06:00,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-23 10:06:00,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-23 10:06:00,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-23 10:06:00,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-23 10:06:00,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-23 10:06:00,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-23 10:06:00,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-23 10:06:00,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-23 10:06:00,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-23 10:06:00,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-23 10:06:00,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-23 10:06:00,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-23 10:06:00,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-23 10:06:00,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-23 10:06:00,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-23 10:06:00,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-23 10:06:00,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-23 10:06:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-23 10:06:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-23 10:06:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-23 10:06:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-23 10:06:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-23 10:06:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-23 10:06:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-23 10:06:00,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-23 10:06:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-23 10:06:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-23 10:06:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 10:06:00,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 10:06:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 10:06:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 10:06:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 10:06:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 10:06:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 10:06:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 10:06:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 10:06:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 10:06:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 10:06:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-23 10:06:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-23 10:06:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-23 10:06:00,167 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-23 10:06:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-23 10:06:00,167 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-23 10:06:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2023-11-23 10:06:00,167 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2023-11-23 10:06:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-23 10:06:00,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-23 10:06:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 10:06:00,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 10:06:00,168 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-11-23 10:06:00,168 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-11-23 10:06:00,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 10:06:00,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 10:06:00,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 10:06:00,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 10:06:00,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 10:06:00,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 10:06:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 10:06:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 10:06:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 10:06:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-23 10:06:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-23 10:06:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 10:06:00,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 10:06:00,169 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-11-23 10:06:00,169 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-11-23 10:06:00,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 10:06:00,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 10:06:00,170 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2023-11-23 10:06:00,170 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2023-11-23 10:06:00,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-23 10:06:00,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-23 10:06:00,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-23 10:06:00,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-23 10:06:00,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-23 10:06:00,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-23 10:06:00,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-23 10:06:00,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-23 10:06:00,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-23 10:06:00,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-23 10:06:00,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-23 10:06:00,171 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-23 10:06:00,171 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-23 10:06:00,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-23 10:06:00,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-23 10:06:00,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-23 10:06:00,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-23 10:06:00,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-23 10:06:00,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-23 10:06:00,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-23 10:06:00,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-23 10:06:00,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-23 10:06:00,173 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 10:06:00,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 10:06:00,173 INFO L130 BoogieDeclarations]: Found specification of procedure eem_rx_fixup [2023-11-23 10:06:00,173 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_rx_fixup [2023-11-23 10:06:00,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 10:06:00,173 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-23 10:06:00,173 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-23 10:06:00,173 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-23 10:06:00,174 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-23 10:06:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 10:06:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 10:06:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 10:06:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 10:06:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 10:06:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 10:06:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 10:06:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 10:06:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 10:06:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-23 10:06:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-23 10:06:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-23 10:06:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-23 10:06:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 10:06:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 10:06:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 10:06:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 10:06:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 10:06:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 10:06:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 10:06:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-23 10:06:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-23 10:06:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-23 10:06:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-23 10:06:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-23 10:06:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-23 10:06:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-23 10:06:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-23 10:06:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 10:06:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 10:06:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 10:06:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 10:06:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 10:06:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 10:06:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 10:06:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 10:06:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-23 10:06:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-23 10:06:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-23 10:06:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-23 10:06:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 10:06:00,178 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 10:06:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 10:06:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 10:06:00,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 10:06:00,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 10:06:00,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 10:06:00,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 10:06:00,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 10:06:00,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 10:06:00,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 10:06:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 10:06:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 10:06:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-23 10:06:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-23 10:06:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-23 10:06:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-23 10:06:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-23 10:06:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-23 10:06:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-23 10:06:00,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-23 10:06:00,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-23 10:06:00,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-23 10:06:00,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-23 10:06:00,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-23 10:06:00,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-23 10:06:00,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 10:06:00,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 10:06:00,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 10:06:00,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 10:06:00,182 INFO L130 BoogieDeclarations]: Found specification of procedure eem_tx_fixup [2023-11-23 10:06:00,182 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_tx_fixup [2023-11-23 10:06:00,511 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 10:06:00,515 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 10:06:00,549 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 10:06:01,512 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 10:06:01,642 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 10:06:01,642 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 10:06:01,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:06:01 BoogieIcfgContainer [2023-11-23 10:06:01,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 10:06:01,645 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 10:06:01,645 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 10:06:01,648 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 10:06:01,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:05:58" (1/3) ... [2023-11-23 10:06:01,649 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b836e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:06:01, skipping insertion in model container [2023-11-23 10:06:01,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:05:59" (2/3) ... [2023-11-23 10:06:01,650 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b836e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:06:01, skipping insertion in model container [2023-11-23 10:06:01,650 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:06:01" (3/3) ... [2023-11-23 10:06:01,651 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point.cil.out.i [2023-11-23 10:06:01,666 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 10:06:01,667 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 10:06:01,715 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 10:06:01,725 INFO L357 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, mHoare=true, 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;@6557a78e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 10:06:01,725 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 10:06:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand has 265 states, 190 states have (on average 1.5315789473684212) internal successors, (291), 199 states have internal predecessors, (291), 51 states have call successors, (51), 23 states have call predecessors, (51), 22 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2023-11-23 10:06:01,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 10:06:01,740 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 10:06:01,741 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-23 10:06:01,742 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 10:06:01,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 10:06:01,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1920600918, now seen corresponding path program 1 times [2023-11-23 10:06:01,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 10:06:01,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141635719] [2023-11-23 10:06:01,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 10:06:01,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 10:06:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:02,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:02,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 10:06:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:02,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 10:06:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:02,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 10:06:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 10:06:02,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 10:06:02,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141635719] [2023-11-23 10:06:02,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141635719] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 10:06:02,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 10:06:02,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 10:06:02,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772752182] [2023-11-23 10:06:02,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 10:06:02,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 10:06:02,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 10:06:02,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 10:06:02,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 10:06:02,473 INFO L87 Difference]: Start difference. First operand has 265 states, 190 states have (on average 1.5315789473684212) internal successors, (291), 199 states have internal predecessors, (291), 51 states have call successors, (51), 23 states have call predecessors, (51), 22 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-23 10:06:05,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 10:06:05,374 INFO L93 Difference]: Finished difference Result 810 states and 1250 transitions. [2023-11-23 10:06:05,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 10:06:05,376 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 33 [2023-11-23 10:06:05,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 10:06:05,389 INFO L225 Difference]: With dead ends: 810 [2023-11-23 10:06:05,389 INFO L226 Difference]: Without dead ends: 535 [2023-11-23 10:06:05,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-23 10:06:05,397 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 1108 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 827 mSolverCounterSat, 527 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 1354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 527 IncrementalHoareTripleChecker+Valid, 827 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-23 10:06:05,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1117 Valid, 505 Invalid, 1354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [527 Valid, 827 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-23 10:06:05,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2023-11-23 10:06:05,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 487. [2023-11-23 10:06:05,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 360 states have (on average 1.4722222222222223) internal successors, (530), 366 states have internal predecessors, (530), 86 states have call successors, (86), 41 states have call predecessors, (86), 40 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2023-11-23 10:06:05,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 701 transitions. [2023-11-23 10:06:05,466 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 701 transitions. Word has length 33 [2023-11-23 10:06:05,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 10:06:05,467 INFO L495 AbstractCegarLoop]: Abstraction has 487 states and 701 transitions. [2023-11-23 10:06:05,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (5), 4 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-23 10:06:05,467 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 701 transitions. [2023-11-23 10:06:05,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 10:06:05,469 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 10:06:05,469 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 10:06:05,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 10:06:05,470 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 10:06:05,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 10:06:05,471 INFO L85 PathProgramCache]: Analyzing trace with hash 717787357, now seen corresponding path program 1 times [2023-11-23 10:06:05,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 10:06:05,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104981703] [2023-11-23 10:06:05,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 10:06:05,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 10:06:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:05,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:05,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 10:06:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:05,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 10:06:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:05,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 10:06:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:05,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-23 10:06:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:05,721 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 10:06:05,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 10:06:05,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104981703] [2023-11-23 10:06:05,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104981703] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 10:06:05,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 10:06:05,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 10:06:05,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700668170] [2023-11-23 10:06:05,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 10:06:05,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 10:06:05,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 10:06:05,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 10:06:05,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-23 10:06:05,724 INFO L87 Difference]: Start difference. First operand 487 states and 701 transitions. Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 4 states have internal predecessors, (25), 3 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-23 10:06:08,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 10:06:08,954 INFO L93 Difference]: Finished difference Result 1051 states and 1545 transitions. [2023-11-23 10:06:08,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 10:06:08,955 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 4 states have internal predecessors, (25), 3 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 42 [2023-11-23 10:06:08,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 10:06:08,961 INFO L225 Difference]: With dead ends: 1051 [2023-11-23 10:06:08,962 INFO L226 Difference]: Without dead ends: 1046 [2023-11-23 10:06:08,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-23 10:06:08,963 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 1148 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 1595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 543 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-23 10:06:08,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1161 Valid, 585 Invalid, 1595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [543 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-23 10:06:08,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2023-11-23 10:06:09,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 948. [2023-11-23 10:06:09,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 948 states, 702 states have (on average 1.4743589743589745) internal successors, (1035), 714 states have internal predecessors, (1035), 167 states have call successors, (167), 79 states have call predecessors, (167), 78 states have return successors, (174), 166 states have call predecessors, (174), 166 states have call successors, (174) [2023-11-23 10:06:09,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 948 states and 1376 transitions. [2023-11-23 10:06:09,031 INFO L78 Accepts]: Start accepts. Automaton has 948 states and 1376 transitions. Word has length 42 [2023-11-23 10:06:09,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 10:06:09,031 INFO L495 AbstractCegarLoop]: Abstraction has 948 states and 1376 transitions. [2023-11-23 10:06:09,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 4 states have internal predecessors, (25), 3 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-23 10:06:09,031 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1376 transitions. [2023-11-23 10:06:09,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-23 10:06:09,040 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 10:06:09,041 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 10:06:09,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 10:06:09,041 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 10:06:09,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 10:06:09,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1314400116, now seen corresponding path program 1 times [2023-11-23 10:06:09,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 10:06:09,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101795230] [2023-11-23 10:06:09,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 10:06:09,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 10:06:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 10:06:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 10:06:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 10:06:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 10:06:09,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 10:06:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 10:06:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 10:06:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-23 10:06:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-23 10:06:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-23 10:06:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 10:06:09,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-23 10:06:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-23 10:06:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-23 10:06:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 10:06:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:09,359 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-23 10:06:09,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 10:06:09,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101795230] [2023-11-23 10:06:09,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101795230] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 10:06:09,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 10:06:09,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-23 10:06:09,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297788055] [2023-11-23 10:06:09,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 10:06:09,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-23 10:06:09,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 10:06:09,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-23 10:06:09,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-11-23 10:06:09,362 INFO L87 Difference]: Start difference. First operand 948 states and 1376 transitions. Second operand has 10 states, 10 states have (on average 8.1) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (21), 9 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 10:06:13,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 10:06:13,642 INFO L93 Difference]: Finished difference Result 2652 states and 4012 transitions. [2023-11-23 10:06:13,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-23 10:06:13,642 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (21), 9 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 144 [2023-11-23 10:06:13,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 10:06:13,653 INFO L225 Difference]: With dead ends: 2652 [2023-11-23 10:06:13,653 INFO L226 Difference]: Without dead ends: 1719 [2023-11-23 10:06:13,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=126, Invalid=294, Unknown=0, NotChecked=0, Total=420 [2023-11-23 10:06:13,661 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 1440 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 1187 mSolverCounterSat, 795 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 1982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 795 IncrementalHoareTripleChecker+Valid, 1187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2023-11-23 10:06:13,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1452 Valid, 663 Invalid, 1982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [795 Valid, 1187 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2023-11-23 10:06:13,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1719 states. [2023-11-23 10:06:13,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1719 to 1290. [2023-11-23 10:06:13,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1290 states, 977 states have (on average 1.4974411463664279) internal successors, (1463), 997 states have internal predecessors, (1463), 218 states have call successors, (218), 89 states have call predecessors, (218), 94 states have return successors, (235), 219 states have call predecessors, (235), 217 states have call successors, (235) [2023-11-23 10:06:13,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1916 transitions. [2023-11-23 10:06:13,736 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1916 transitions. Word has length 144 [2023-11-23 10:06:13,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 10:06:13,737 INFO L495 AbstractCegarLoop]: Abstraction has 1290 states and 1916 transitions. [2023-11-23 10:06:13,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (21), 9 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 10:06:13,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1916 transitions. [2023-11-23 10:06:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-23 10:06:13,742 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 10:06:13,742 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 10:06:13,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-23 10:06:13,742 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 10:06:13,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 10:06:13,743 INFO L85 PathProgramCache]: Analyzing trace with hash 335453552, now seen corresponding path program 1 times [2023-11-23 10:06:13,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 10:06:13,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698890151] [2023-11-23 10:06:13,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 10:06:13,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 10:06:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 10:06:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 10:06:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 10:06:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-23 10:06:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 10:06:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 10:06:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-23 10:06:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 10:06:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 10:06:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:13,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 10:06:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-23 10:06:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-23 10:06:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-23 10:06:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 10:06:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-23 10:06:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-23 10:06:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-23 10:06:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:14,082 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-23 10:06:14,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 10:06:14,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698890151] [2023-11-23 10:06:14,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698890151] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 10:06:14,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 10:06:14,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-23 10:06:14,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128699196] [2023-11-23 10:06:14,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 10:06:14,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-23 10:06:14,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 10:06:14,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-23 10:06:14,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2023-11-23 10:06:14,085 INFO L87 Difference]: Start difference. First operand 1290 states and 1916 transitions. Second operand has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (23), 9 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-23 10:06:20,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 10:06:20,731 INFO L93 Difference]: Finished difference Result 4416 states and 6762 transitions. [2023-11-23 10:06:20,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-23 10:06:20,732 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (23), 9 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 162 [2023-11-23 10:06:20,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 10:06:20,746 INFO L225 Difference]: With dead ends: 4416 [2023-11-23 10:06:20,746 INFO L226 Difference]: Without dead ends: 3151 [2023-11-23 10:06:20,752 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=236, Invalid=576, Unknown=0, NotChecked=0, Total=812 [2023-11-23 10:06:20,753 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 2956 mSDsluCounter, 914 mSDsCounter, 0 mSdLazyCounter, 1619 mSolverCounterSat, 1627 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2965 SdHoareTripleChecker+Valid, 1085 SdHoareTripleChecker+Invalid, 3246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1627 IncrementalHoareTripleChecker+Valid, 1619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-23 10:06:20,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2965 Valid, 1085 Invalid, 3246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1627 Valid, 1619 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2023-11-23 10:06:20,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3151 states. [2023-11-23 10:06:20,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3151 to 2312. [2023-11-23 10:06:20,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2312 states, 1741 states have (on average 1.4801838024124068) internal successors, (2577), 1781 states have internal predecessors, (2577), 396 states have call successors, (396), 163 states have call predecessors, (396), 174 states have return successors, (423), 399 states have call predecessors, (423), 395 states have call successors, (423) [2023-11-23 10:06:20,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 2312 states and 3396 transitions. [2023-11-23 10:06:20,907 INFO L78 Accepts]: Start accepts. Automaton has 2312 states and 3396 transitions. Word has length 162 [2023-11-23 10:06:20,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 10:06:20,909 INFO L495 AbstractCegarLoop]: Abstraction has 2312 states and 3396 transitions. [2023-11-23 10:06:20,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (23), 9 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-23 10:06:20,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 3396 transitions. [2023-11-23 10:06:20,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-23 10:06:20,915 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 10:06:20,916 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 10:06:20,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-23 10:06:20,916 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 10:06:20,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 10:06:20,917 INFO L85 PathProgramCache]: Analyzing trace with hash 16100108, now seen corresponding path program 1 times [2023-11-23 10:06:20,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 10:06:20,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738042858] [2023-11-23 10:06:20,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 10:06:20,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 10:06:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 10:06:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 10:06:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 10:06:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-23 10:06:21,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 10:06:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 10:06:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 10:06:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 10:06:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 10:06:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-23 10:06:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-23 10:06:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-23 10:06:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-23 10:06:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 10:06:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-23 10:06:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-23 10:06:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-23 10:06:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 10:06:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 10:06:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-23 10:06:21,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 10:06:21,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738042858] [2023-11-23 10:06:21,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738042858] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 10:06:21,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 10:06:21,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2023-11-23 10:06:21,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248509638] [2023-11-23 10:06:21,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 10:06:21,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-23 10:06:21,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 10:06:21,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-23 10:06:21,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2023-11-23 10:06:21,814 INFO L87 Difference]: Start difference. First operand 2312 states and 3396 transitions. Second operand has 15 states, 15 states have (on average 5.866666666666666) internal successors, (88), 8 states have internal predecessors, (88), 5 states have call successors, (23), 9 states have call predecessors, (23), 3 states have return successors, (22), 6 states have call predecessors, (22), 4 states have call successors, (22) [2023-11-23 10:06:28,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 10:06:28,031 INFO L93 Difference]: Finished difference Result 3701 states and 5508 transitions. [2023-11-23 10:06:28,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 10:06:28,032 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.866666666666666) internal successors, (88), 8 states have internal predecessors, (88), 5 states have call successors, (23), 9 states have call predecessors, (23), 3 states have return successors, (22), 6 states have call predecessors, (22), 4 states have call successors, (22) Word has length 163 [2023-11-23 10:06:28,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 10:06:28,033 INFO L225 Difference]: With dead ends: 3701 [2023-11-23 10:06:28,033 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 10:06:28,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2023-11-23 10:06:28,040 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 1270 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 1997 mSolverCounterSat, 580 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 2577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 580 IncrementalHoareTripleChecker+Valid, 1997 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-23 10:06:28,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1282 Valid, 977 Invalid, 2577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [580 Valid, 1997 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2023-11-23 10:06:28,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 10:06:28,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 10:06:28,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 10:06:28,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 10:06:28,042 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 163 [2023-11-23 10:06:28,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 10:06:28,042 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 10:06:28,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.866666666666666) internal successors, (88), 8 states have internal predecessors, (88), 5 states have call successors, (23), 9 states have call predecessors, (23), 3 states have return successors, (22), 6 states have call predecessors, (22), 4 states have call successors, (22) [2023-11-23 10:06:28,043 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 10:06:28,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 10:06:28,045 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 10:06:28,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-23 10:06:28,047 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 10:06:29,876 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 5684 5690) the Hoare annotation is: true [2023-11-23 10:06:29,876 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 5684 5690) no Hoare annotation was computed. [2023-11-23 10:06:29,876 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6655 6657) the Hoare annotation is: true [2023-11-23 10:06:29,876 INFO L899 garLoopResultBuilder]: For program point usbnet_disconnectEXIT(lines 6655 6657) no Hoare annotation was computed. [2023-11-23 10:06:29,876 INFO L895 garLoopResultBuilder]: At program point L6622(line 6622) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,876 INFO L899 garLoopResultBuilder]: For program point L6622-1(line 6622) no Hoare annotation was computed. [2023-11-23 10:06:29,876 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6621 6623) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,877 INFO L899 garLoopResultBuilder]: For program point skb_pushEXIT(lines 6621 6623) no Hoare annotation was computed. [2023-11-23 10:06:29,877 INFO L899 garLoopResultBuilder]: For program point skb_cloneEXIT(lines 6612 6614) no Hoare annotation was computed. [2023-11-23 10:06:29,877 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6612 6614) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,877 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2023-11-23 10:06:29,877 INFO L895 garLoopResultBuilder]: At program point L6613(line 6613) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,877 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeFINAL(lines 6532 6538) no Hoare annotation was computed. [2023-11-23 10:06:29,877 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6532 6538) the Hoare annotation is: (or (and (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= ~last_index~0 0)) (not (= |old(~last_index~0)| 0))) [2023-11-23 10:06:29,877 INFO L895 garLoopResultBuilder]: At program point L6535(line 6535) the Hoare annotation is: (or (and (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= ~last_index~0 0)) (not (= |old(~last_index~0)| 0))) [2023-11-23 10:06:29,877 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeEXIT(lines 6532 6538) no Hoare annotation was computed. [2023-11-23 10:06:29,877 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5627 5643) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,877 INFO L902 garLoopResultBuilder]: At program point L5639(line 5639) the Hoare annotation is: true [2023-11-23 10:06:29,877 INFO L899 garLoopResultBuilder]: For program point L5639-1(line 5639) no Hoare annotation was computed. [2023-11-23 10:06:29,877 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5627 5643) no Hoare annotation was computed. [2023-11-23 10:06:29,877 INFO L899 garLoopResultBuilder]: For program point L5634(lines 5634 5641) no Hoare annotation was computed. [2023-11-23 10:06:29,877 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5627 5643) no Hoare annotation was computed. [2023-11-23 10:06:29,877 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6629 6631) the Hoare annotation is: true [2023-11-23 10:06:29,878 INFO L899 garLoopResultBuilder]: For program point skb_trimEXIT(lines 6629 6631) no Hoare annotation was computed. [2023-11-23 10:06:29,878 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#5EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,878 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,878 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,878 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,878 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#4EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,878 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,878 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#7EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,878 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,879 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,879 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 5677 5683) the Hoare annotation is: true [2023-11-23 10:06:29,879 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5681) no Hoare annotation was computed. [2023-11-23 10:06:29,879 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 5677 5683) no Hoare annotation was computed. [2023-11-23 10:06:29,879 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#6EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,879 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,879 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,879 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,879 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#1EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,880 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,880 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,880 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#0EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,880 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,880 INFO L899 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2023-11-23 10:06:29,880 INFO L895 garLoopResultBuilder]: At program point L6619(line 6619) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,880 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6618 6620) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,880 INFO L899 garLoopResultBuilder]: For program point skb_pullEXIT(lines 6618 6620) no Hoare annotation was computed. [2023-11-23 10:06:29,881 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,881 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#3EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,881 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,881 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,881 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#2EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,881 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,881 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-23 10:06:29,881 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (or (and (= |old(#memory_$Pointer$#10.base)| |#memory_$Pointer$#10.base|) (= |#memory_int#10| |old(#memory_int#10)|) (= |old(#memory_$Pointer$#10.offset)| |#memory_$Pointer$#10.offset|)) (not (= ~last_index~0 0)) (not (= ~ldv_state_variable_2~0 0))) [2023-11-23 10:06:29,881 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#10EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,882 INFO L899 garLoopResultBuilder]: For program point L-1-1(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,882 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,882 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#9EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,882 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-23 10:06:29,882 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (or (and (= |#memory_int#8| |old(#memory_int#8)|) (= |old(#memory_$Pointer$#8.base)| |#memory_$Pointer$#8.base|) (= |#memory_$Pointer$#8.offset| |old(#memory_$Pointer$#8.offset)|)) (not (= ~last_index~0 0)) (not (= ~ldv_state_variable_2~0 0))) [2023-11-23 10:06:29,882 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memset#8EXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,882 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5691 5696) the Hoare annotation is: true [2023-11-23 10:06:29,882 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 5691 5696) no Hoare annotation was computed. [2023-11-23 10:06:29,882 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5748 5754) the Hoare annotation is: (or (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_int#3| |old(#memory_int#3)|)) (not (= ~last_index~0 0))) [2023-11-23 10:06:29,883 INFO L899 garLoopResultBuilder]: For program point put_unaligned_le16EXIT(lines 5748 5754) no Hoare annotation was computed. [2023-11-23 10:06:29,883 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5624 5626) the Hoare annotation is: true [2023-11-23 10:06:29,883 INFO L899 garLoopResultBuilder]: For program point L5625-2(lines 5624 5626) no Hoare annotation was computed. [2023-11-23 10:06:29,883 INFO L899 garLoopResultBuilder]: For program point L5625(line 5625) no Hoare annotation was computed. [2023-11-23 10:06:29,883 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5624 5626) no Hoare annotation was computed. [2023-11-23 10:06:29,883 INFO L895 garLoopResultBuilder]: At program point L6031(line 6031) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,883 INFO L895 garLoopResultBuilder]: At program point L5998(lines 5998 5999) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,883 INFO L899 garLoopResultBuilder]: For program point L6031-1(line 6031) no Hoare annotation was computed. [2023-11-23 10:06:29,883 INFO L899 garLoopResultBuilder]: For program point L5998-1(lines 5998 5999) no Hoare annotation was computed. [2023-11-23 10:06:29,883 INFO L899 garLoopResultBuilder]: For program point L5833(line 5833) no Hoare annotation was computed. [2023-11-23 10:06:29,884 INFO L895 garLoopResultBuilder]: At program point L5834(line 5834) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,884 INFO L899 garLoopResultBuilder]: For program point L5834-1(line 5834) no Hoare annotation was computed. [2023-11-23 10:06:29,884 INFO L895 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,884 INFO L895 garLoopResultBuilder]: At program point L5984-1(line 5984) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,884 INFO L899 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2023-11-23 10:06:29,885 INFO L895 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,885 INFO L899 garLoopResultBuilder]: For program point L6051(line 6051) no Hoare annotation was computed. [2023-11-23 10:06:29,885 INFO L899 garLoopResultBuilder]: For program point L6018(lines 6018 6028) no Hoare annotation was computed. [2023-11-23 10:06:29,885 INFO L899 garLoopResultBuilder]: For program point L5985(line 5985) no Hoare annotation was computed. [2023-11-23 10:06:29,885 INFO L899 garLoopResultBuilder]: For program point L5952(lines 5952 6049) no Hoare annotation was computed. [2023-11-23 10:06:29,886 INFO L899 garLoopResultBuilder]: For program point L6018-2(lines 6003 6049) no Hoare annotation was computed. [2023-11-23 10:06:29,886 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupEXIT(lines 5926 6059) no Hoare annotation was computed. [2023-11-23 10:06:29,886 INFO L899 garLoopResultBuilder]: For program point L5986(line 5986) no Hoare annotation was computed. [2023-11-23 10:06:29,886 INFO L899 garLoopResultBuilder]: For program point L6052(lines 5942 6058) no Hoare annotation was computed. [2023-11-23 10:06:29,886 INFO L899 garLoopResultBuilder]: For program point L5953-2(line 5953) no Hoare annotation was computed. [2023-11-23 10:06:29,886 INFO L899 garLoopResultBuilder]: For program point L5953(line 5953) no Hoare annotation was computed. [2023-11-23 10:06:29,887 INFO L899 garLoopResultBuilder]: For program point L5953-4(lines 5953 5968) no Hoare annotation was computed. [2023-11-23 10:06:29,887 INFO L899 garLoopResultBuilder]: For program point L6053(lines 6053 6056) no Hoare annotation was computed. [2023-11-23 10:06:29,887 INFO L899 garLoopResultBuilder]: For program point L5971(line 5971) no Hoare annotation was computed. [2023-11-23 10:06:29,887 INFO L899 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2023-11-23 10:06:29,887 INFO L899 garLoopResultBuilder]: For program point L6037(lines 6003 6049) no Hoare annotation was computed. [2023-11-23 10:06:29,887 INFO L899 garLoopResultBuilder]: For program point L6004(lines 6004 6007) no Hoare annotation was computed. [2023-11-23 10:06:29,887 INFO L899 garLoopResultBuilder]: For program point L5971-5(line 5971) no Hoare annotation was computed. [2023-11-23 10:06:29,888 INFO L899 garLoopResultBuilder]: For program point L5971-2(line 5971) no Hoare annotation was computed. [2023-11-23 10:06:29,888 INFO L899 garLoopResultBuilder]: For program point L5971-3(line 5971) no Hoare annotation was computed. [2023-11-23 10:06:29,888 INFO L895 garLoopResultBuilder]: At program point L5971-7(line 5971) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,888 INFO L895 garLoopResultBuilder]: At program point L6021(line 6021) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,888 INFO L899 garLoopResultBuilder]: For program point L6021-1(line 6021) no Hoare annotation was computed. [2023-11-23 10:06:29,888 INFO L899 garLoopResultBuilder]: For program point L5823(lines 5823 5826) no Hoare annotation was computed. [2023-11-23 10:06:29,889 INFO L899 garLoopResultBuilder]: For program point eem_linkcmd_returnLabel#1(lines 5817 5840) no Hoare annotation was computed. [2023-11-23 10:06:29,889 INFO L895 garLoopResultBuilder]: At program point L6022(lines 6022 6023) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,889 INFO L899 garLoopResultBuilder]: For program point L6633-1(line 6633) no Hoare annotation was computed. [2023-11-23 10:06:29,890 INFO L895 garLoopResultBuilder]: At program point L6633(line 6633) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,890 INFO L899 garLoopResultBuilder]: For program point L5989(line 5989) no Hoare annotation was computed. [2023-11-23 10:06:29,890 INFO L899 garLoopResultBuilder]: For program point L6022-1(lines 6022 6023) no Hoare annotation was computed. [2023-11-23 10:06:29,890 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupFINAL(lines 5926 6059) no Hoare annotation was computed. [2023-11-23 10:06:29,890 INFO L899 garLoopResultBuilder]: For program point L6024(lines 6024 6027) no Hoare annotation was computed. [2023-11-23 10:06:29,891 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5926 6059) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#7.base)| |#memory_$Pointer$#7.base|) (= |#memory_$Pointer$#7.offset| |old(#memory_$Pointer$#7.offset)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= ~last_index~0 0) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_int#7| |old(#memory_int#7)|))) [2023-11-23 10:06:29,891 INFO L899 garLoopResultBuilder]: For program point L5992-2(line 5992) no Hoare annotation was computed. [2023-11-23 10:06:29,891 INFO L899 garLoopResultBuilder]: For program point L5992(line 5992) no Hoare annotation was computed. [2023-11-23 10:06:29,891 INFO L895 garLoopResultBuilder]: At program point L6042(line 6042) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,891 INFO L899 garLoopResultBuilder]: For program point L5943(lines 5942 6058) no Hoare annotation was computed. [2023-11-23 10:06:29,891 INFO L899 garLoopResultBuilder]: For program point L6009(lines 6009 6012) no Hoare annotation was computed. [2023-11-23 10:06:29,892 INFO L899 garLoopResultBuilder]: For program point L6042-1(line 6042) no Hoare annotation was computed. [2023-11-23 10:06:29,892 INFO L899 garLoopResultBuilder]: For program point L5960-1(line 5960) no Hoare annotation was computed. [2023-11-23 10:06:29,892 INFO L899 garLoopResultBuilder]: For program point L5993(line 5993) no Hoare annotation was computed. [2023-11-23 10:06:29,892 INFO L895 garLoopResultBuilder]: At program point L5960(line 5960) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,892 INFO L899 garLoopResultBuilder]: For program point L6043(lines 6043 6048) no Hoare annotation was computed. [2023-11-23 10:06:29,892 INFO L895 garLoopResultBuilder]: At program point L6043-1(lines 5942 6058) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,892 INFO L895 garLoopResultBuilder]: At program point L5977(line 5977) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,892 INFO L899 garLoopResultBuilder]: For program point L5977-1(line 5977) no Hoare annotation was computed. [2023-11-23 10:06:29,892 INFO L899 garLoopResultBuilder]: For program point L5961(lines 5961 5965) no Hoare annotation was computed. [2023-11-23 10:06:29,893 INFO L895 garLoopResultBuilder]: At program point L5978(lines 5978 5979) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,893 INFO L899 garLoopResultBuilder]: For program point L5978-1(lines 5978 5979) no Hoare annotation was computed. [2023-11-23 10:06:29,893 INFO L899 garLoopResultBuilder]: For program point L5995(line 5995) no Hoare annotation was computed. [2023-11-23 10:06:29,894 INFO L899 garLoopResultBuilder]: For program point L5830(lines 5830 5837) no Hoare annotation was computed. [2023-11-23 10:06:29,894 INFO L899 garLoopResultBuilder]: For program point L5995-2(line 5995) no Hoare annotation was computed. [2023-11-23 10:06:29,894 INFO L899 garLoopResultBuilder]: For program point L5946(lines 5946 5949) no Hoare annotation was computed. [2023-11-23 10:06:29,894 INFO L895 garLoopResultBuilder]: At program point L6045(line 6045) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,894 INFO L899 garLoopResultBuilder]: For program point L5996-2(line 5996) no Hoare annotation was computed. [2023-11-23 10:06:29,894 INFO L899 garLoopResultBuilder]: For program point L6029-3(lines 6029 6036) no Hoare annotation was computed. [2023-11-23 10:06:29,894 INFO L899 garLoopResultBuilder]: For program point L5996(line 5996) no Hoare annotation was computed. [2023-11-23 10:06:29,894 INFO L899 garLoopResultBuilder]: For program point L6029-1(line 6029) no Hoare annotation was computed. [2023-11-23 10:06:29,895 INFO L895 garLoopResultBuilder]: At program point L5831(line 5831) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,895 INFO L895 garLoopResultBuilder]: At program point L5831-1(lines 5821 5839) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,895 INFO L895 garLoopResultBuilder]: At program point L6029-5(lines 6029 6036) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-23 10:06:29,895 INFO L899 garLoopResultBuilder]: For program point L6013(lines 6013 6016) no Hoare annotation was computed. [2023-11-23 10:06:29,896 INFO L899 garLoopResultBuilder]: For program point L5997(line 5997) no Hoare annotation was computed. [2023-11-23 10:06:29,896 INFO L899 garLoopResultBuilder]: For program point crc32_leEXIT(lines 6597 6599) no Hoare annotation was computed. [2023-11-23 10:06:29,896 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6597 6599) the Hoare annotation is: true [2023-11-23 10:06:29,896 INFO L899 garLoopResultBuilder]: For program point dev_kfree_skb_anyEXIT(lines 5716 5722) no Hoare annotation was computed. [2023-11-23 10:06:29,896 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5716 5722) the Hoare annotation is: true [2023-11-23 10:06:29,896 INFO L899 garLoopResultBuilder]: For program point L6433(lines 6433 6436) no Hoare annotation was computed. [2023-11-23 10:06:29,896 INFO L899 garLoopResultBuilder]: For program point L6423(lines 6423 6427) no Hoare annotation was computed. [2023-11-23 10:06:29,896 INFO L899 garLoopResultBuilder]: For program point L6419(lines 6419 6422) no Hoare annotation was computed. [2023-11-23 10:06:29,896 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6411 6445) the Hoare annotation is: (or (and (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= ~last_index~0 0)) (not (= |old(~last_index~0)| 0))) [2023-11-23 10:06:29,897 INFO L895 garLoopResultBuilder]: At program point L6432-2(lines 6432 6439) the Hoare annotation is: (not (= |old(~last_index~0)| 0)) [2023-11-23 10:06:29,897 INFO L899 garLoopResultBuilder]: For program point L6432-3(lines 6432 6439) no Hoare annotation was computed. [2023-11-23 10:06:29,897 INFO L899 garLoopResultBuilder]: For program point L6430-1(lines 6411 6445) no Hoare annotation was computed. [2023-11-23 10:06:29,897 INFO L899 garLoopResultBuilder]: For program point L6418-3(lines 6415 6444) no Hoare annotation was computed. [2023-11-23 10:06:29,897 INFO L895 garLoopResultBuilder]: At program point L6418-2(lines 6418 6429) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (and (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= 0 (+ ldv_set_remove_~deleted_index~0 1)) (= |#memory_int#2| |old(#memory_int#2)|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= ~last_index~0 0) (<= 0 ldv_set_remove_~i~1))) [2023-11-23 10:06:29,897 INFO L899 garLoopResultBuilder]: For program point ldv_set_removeEXIT(lines 6411 6445) no Hoare annotation was computed. [2023-11-23 10:06:29,897 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6641 6643) the Hoare annotation is: true [2023-11-23 10:06:29,897 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 6641 6643) no Hoare annotation was computed. [2023-11-23 10:06:29,897 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6624 6628) the Hoare annotation is: (or (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_int#3| |old(#memory_int#3)|)) (not (= ~last_index~0 0))) [2023-11-23 10:06:29,898 INFO L899 garLoopResultBuilder]: For program point skb_putEXIT(lines 6624 6628) no Hoare annotation was computed. [2023-11-23 10:06:29,898 INFO L899 garLoopResultBuilder]: For program point netdev_warnEXIT(lines 6609 6611) no Hoare annotation was computed. [2023-11-23 10:06:29,898 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6609 6611) the Hoare annotation is: true [2023-11-23 10:06:29,898 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5644 5660) the Hoare annotation is: (let ((.cse0 (not (= ~last_index~0 0))) (.cse1 (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|)))) (and (or (not (= ~ldv_state_variable_0~0 1)) .cse0 .cse1) (or .cse0 (not (= ~ldv_state_variable_2~0 0)) .cse1) (or (not (= ~ldv_state_variable_2~0 1)) .cse0 .cse1))) [2023-11-23 10:06:29,898 INFO L899 garLoopResultBuilder]: For program point L5656-1(line 5656) no Hoare annotation was computed. [2023-11-23 10:06:29,898 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 5644 5660) no Hoare annotation was computed. [2023-11-23 10:06:29,898 INFO L902 garLoopResultBuilder]: At program point L5656(line 5656) the Hoare annotation is: true [2023-11-23 10:06:29,898 INFO L899 garLoopResultBuilder]: For program point L5651(lines 5651 5658) no Hoare annotation was computed. [2023-11-23 10:06:29,899 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 5644 5660) no Hoare annotation was computed. [2023-11-23 10:06:29,899 INFO L902 garLoopResultBuilder]: At program point L6246(line 6246) the Hoare annotation is: true [2023-11-23 10:06:29,899 INFO L899 garLoopResultBuilder]: For program point L6147(lines 6135 6314) no Hoare annotation was computed. [2023-11-23 10:06:29,899 INFO L895 garLoopResultBuilder]: At program point L6263(line 6263) the Hoare annotation is: (= ~last_index~0 0) [2023-11-23 10:06:29,899 INFO L899 garLoopResultBuilder]: For program point L6263-1(line 6263) no Hoare annotation was computed. [2023-11-23 10:06:29,900 INFO L895 garLoopResultBuilder]: At program point L6281(line 6281) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-23 10:06:29,900 INFO L899 garLoopResultBuilder]: For program point L6281-1(line 6281) no Hoare annotation was computed. [2023-11-23 10:06:29,900 INFO L899 garLoopResultBuilder]: For program point L6149(lines 6149 6308) no Hoare annotation was computed. [2023-11-23 10:06:29,900 INFO L899 garLoopResultBuilder]: For program point L6216-1(line 6216) no Hoare annotation was computed. [2023-11-23 10:06:29,900 INFO L899 garLoopResultBuilder]: For program point L6150(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,901 INFO L899 garLoopResultBuilder]: For program point L6216-2(line 6216) no Hoare annotation was computed. [2023-11-23 10:06:29,901 INFO L899 garLoopResultBuilder]: For program point L6216(line 6216) no Hoare annotation was computed. [2023-11-23 10:06:29,901 INFO L899 garLoopResultBuilder]: For program point L6150-3(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,901 INFO L899 garLoopResultBuilder]: For program point L6216-5(line 6216) no Hoare annotation was computed. [2023-11-23 10:06:29,901 INFO L899 garLoopResultBuilder]: For program point L6150-4(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,901 INFO L899 garLoopResultBuilder]: For program point L6216-6(line 6216) no Hoare annotation was computed. [2023-11-23 10:06:29,901 INFO L899 garLoopResultBuilder]: For program point L6150-1(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,901 INFO L899 garLoopResultBuilder]: For program point L6216-3(line 6216) no Hoare annotation was computed. [2023-11-23 10:06:29,902 INFO L899 garLoopResultBuilder]: For program point L6150-2(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,902 INFO L899 garLoopResultBuilder]: For program point L6216-4(line 6216) no Hoare annotation was computed. [2023-11-23 10:06:29,902 INFO L899 garLoopResultBuilder]: For program point L6150-8(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,902 INFO L899 garLoopResultBuilder]: For program point L6216-8(line 6216) no Hoare annotation was computed. [2023-11-23 10:06:29,902 INFO L899 garLoopResultBuilder]: For program point L6150-11(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,902 INFO L899 garLoopResultBuilder]: For program point L6150-9(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,902 INFO L899 garLoopResultBuilder]: For program point L6216-11(line 6216) no Hoare annotation was computed. [2023-11-23 10:06:29,902 INFO L895 garLoopResultBuilder]: At program point L6167(line 6167) the Hoare annotation is: (= ~last_index~0 0) [2023-11-23 10:06:29,902 INFO L899 garLoopResultBuilder]: For program point L6150-15(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,902 INFO L899 garLoopResultBuilder]: For program point L6167-1(line 6167) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L899 garLoopResultBuilder]: For program point L6150-16(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L899 garLoopResultBuilder]: For program point L6150-14(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L899 garLoopResultBuilder]: For program point L6150-20(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L899 garLoopResultBuilder]: For program point L6150-21(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L899 garLoopResultBuilder]: For program point L6150-22(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L899 garLoopResultBuilder]: For program point L6150-27(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L899 garLoopResultBuilder]: For program point L6150-28(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L899 garLoopResultBuilder]: For program point L6150-26(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L899 garLoopResultBuilder]: For program point L6150-32(line 6150) no Hoare annotation was computed. [2023-11-23 10:06:29,903 INFO L895 garLoopResultBuilder]: At program point L6118(line 6118) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= ~last_index~0 0)) [2023-11-23 10:06:29,904 INFO L899 garLoopResultBuilder]: For program point L6118-1(line 6118) no Hoare annotation was computed. [2023-11-23 10:06:29,904 INFO L902 garLoopResultBuilder]: At program point L6300(line 6300) the Hoare annotation is: true [2023-11-23 10:06:29,904 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,904 INFO L899 garLoopResultBuilder]: For program point L6136-1(line 6136) no Hoare annotation was computed. [2023-11-23 10:06:29,904 INFO L899 garLoopResultBuilder]: For program point L6582(lines 6582 6585) no Hoare annotation was computed. [2023-11-23 10:06:29,904 INFO L895 garLoopResultBuilder]: At program point L6136(line 6136) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-23 10:06:29,904 INFO L899 garLoopResultBuilder]: For program point L6219(lines 6149 6308) no Hoare annotation was computed. [2023-11-23 10:06:29,904 INFO L899 garLoopResultBuilder]: For program point L6252-1(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,904 INFO L899 garLoopResultBuilder]: For program point L6252-2(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6252(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6252-5(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6153(lines 6149 6308) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6252-3(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6252-9(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6252-10(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6252-8(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6252-14(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6252-17(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,905 INFO L899 garLoopResultBuilder]: For program point L6252-15(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,906 INFO L899 garLoopResultBuilder]: For program point L6252-21(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,906 INFO L899 garLoopResultBuilder]: For program point L6252-20(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,907 INFO L899 garLoopResultBuilder]: For program point L6252-24(line 6252) no Hoare annotation was computed. [2023-11-23 10:06:29,907 INFO L895 garLoopResultBuilder]: At program point L6286(line 6286) the Hoare annotation is: (= ~last_index~0 0) [2023-11-23 10:06:29,908 INFO L899 garLoopResultBuilder]: For program point L6286-1(line 6286) no Hoare annotation was computed. [2023-11-23 10:06:29,908 INFO L895 garLoopResultBuilder]: At program point L6138(line 6138) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-23 10:06:29,908 INFO L899 garLoopResultBuilder]: For program point L6584-1(lines 6577 6588) no Hoare annotation was computed. [2023-11-23 10:06:29,908 INFO L899 garLoopResultBuilder]: For program point L6138-1(line 6138) no Hoare annotation was computed. [2023-11-23 10:06:29,908 INFO L895 garLoopResultBuilder]: At program point L6584(line 6584) the Hoare annotation is: false [2023-11-23 10:06:29,908 INFO L899 garLoopResultBuilder]: For program point L6255(lines 6149 6308) no Hoare annotation was computed. [2023-11-23 10:06:29,908 INFO L895 garLoopResultBuilder]: At program point L6107(line 6107) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-23 10:06:29,908 INFO L899 garLoopResultBuilder]: For program point L6107-1(line 6107) no Hoare annotation was computed. [2023-11-23 10:06:29,908 INFO L895 garLoopResultBuilder]: At program point L6173(line 6173) the Hoare annotation is: (= ~last_index~0 0) [2023-11-23 10:06:29,909 INFO L899 garLoopResultBuilder]: For program point L6173-1(line 6173) no Hoare annotation was computed. [2023-11-23 10:06:29,909 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 10:06:29,909 INFO L899 garLoopResultBuilder]: For program point L6306(line 6306) no Hoare annotation was computed. [2023-11-23 10:06:29,909 INFO L895 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-23 10:06:29,909 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 6135 6314) no Hoare annotation was computed. [2023-11-23 10:06:29,909 INFO L899 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2023-11-23 10:06:29,909 INFO L902 garLoopResultBuilder]: At program point L6307(line 6307) the Hoare annotation is: true [2023-11-23 10:06:29,909 INFO L895 garLoopResultBuilder]: At program point L6142(line 6142) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-23 10:06:29,909 INFO L899 garLoopResultBuilder]: For program point L6142-1(line 6142) no Hoare annotation was computed. [2023-11-23 10:06:29,909 INFO L895 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-23 10:06:29,910 INFO L899 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2023-11-23 10:06:29,910 INFO L895 garLoopResultBuilder]: At program point L6258(line 6258) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-23 10:06:29,910 INFO L899 garLoopResultBuilder]: For program point L6258-1(line 6258) no Hoare annotation was computed. [2023-11-23 10:06:29,910 INFO L899 garLoopResultBuilder]: For program point eem_bind_returnLabel#1(lines 5841 5859) no Hoare annotation was computed. [2023-11-23 10:06:29,911 INFO L902 garLoopResultBuilder]: At program point L6210(line 6210) the Hoare annotation is: true [2023-11-23 10:06:29,911 INFO L899 garLoopResultBuilder]: For program point L5848(lines 5848 5854) no Hoare annotation was computed. [2023-11-23 10:06:29,912 INFO L899 garLoopResultBuilder]: For program point L5568(lines 5568 5572) no Hoare annotation was computed. [2023-11-23 10:06:29,912 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupEXIT(lines 5860 5925) no Hoare annotation was computed. [2023-11-23 10:06:29,912 INFO L899 garLoopResultBuilder]: For program point L5916-1(line 5916) no Hoare annotation was computed. [2023-11-23 10:06:29,912 INFO L902 garLoopResultBuilder]: At program point L5916(line 5916) the Hoare annotation is: true [2023-11-23 10:06:29,912 INFO L899 garLoopResultBuilder]: For program point L5908-1(line 5908) no Hoare annotation was computed. [2023-11-23 10:06:29,912 INFO L895 garLoopResultBuilder]: At program point L5908(line 5908) the Hoare annotation is: (or (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_int#3| |old(#memory_int#3)|)) (not (= ~last_index~0 0))) [2023-11-23 10:06:29,912 INFO L899 garLoopResultBuilder]: For program point L5917-2(line 5917) no Hoare annotation was computed. [2023-11-23 10:06:29,912 INFO L899 garLoopResultBuilder]: For program point L5917(line 5917) no Hoare annotation was computed. [2023-11-23 10:06:29,912 INFO L902 garLoopResultBuilder]: At program point L5917-4(line 5917) the Hoare annotation is: true [2023-11-23 10:06:29,912 INFO L899 garLoopResultBuilder]: For program point L5917-5(line 5917) no Hoare annotation was computed. [2023-11-23 10:06:29,913 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5860 5925) the Hoare annotation is: (or (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|)) (not (= ~last_index~0 0))) [2023-11-23 10:06:29,913 INFO L899 garLoopResultBuilder]: For program point L5918(lines 5918 5922) no Hoare annotation was computed. [2023-11-23 10:06:29,913 INFO L899 garLoopResultBuilder]: For program point L5885-2(lines 5885 5902) no Hoare annotation was computed. [2023-11-23 10:06:29,913 INFO L899 garLoopResultBuilder]: For program point L5885(lines 5885 5902) no Hoare annotation was computed. [2023-11-23 10:06:29,913 INFO L899 garLoopResultBuilder]: For program point L5918-1(lines 5918 5922) no Hoare annotation was computed. [2023-11-23 10:06:29,913 INFO L899 garLoopResultBuilder]: For program point L5910(lines 5875 5924) no Hoare annotation was computed. [2023-11-23 10:06:29,913 INFO L899 garLoopResultBuilder]: For program point L5894(lines 5894 5900) no Hoare annotation was computed. [2023-11-23 10:06:29,913 INFO L902 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2023-11-23 10:06:29,913 INFO L899 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2023-11-23 10:06:29,914 INFO L895 garLoopResultBuilder]: At program point L5911(line 5911) the Hoare annotation is: (or (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_int#3| |old(#memory_int#3)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,914 INFO L899 garLoopResultBuilder]: For program point L5911-1(line 5911) no Hoare annotation was computed. [2023-11-23 10:06:29,914 INFO L899 garLoopResultBuilder]: For program point L5614(line 5614) no Hoare annotation was computed. [2023-11-23 10:06:29,914 INFO L899 garLoopResultBuilder]: For program point L5614-2(line 5614) no Hoare annotation was computed. [2023-11-23 10:06:29,914 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,914 INFO L902 garLoopResultBuilder]: At program point L5920(line 5920) the Hoare annotation is: true [2023-11-23 10:06:29,914 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupFINAL(lines 5860 5925) no Hoare annotation was computed. [2023-11-23 10:06:29,914 INFO L895 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,914 INFO L899 garLoopResultBuilder]: For program point L5565(lines 5565 5575) no Hoare annotation was computed. [2023-11-23 10:06:29,914 INFO L899 garLoopResultBuilder]: For program point L5565-1(lines 5565 5575) no Hoare annotation was computed. [2023-11-23 10:06:29,915 INFO L899 garLoopResultBuilder]: For program point L5904(lines 5904 5907) no Hoare annotation was computed. [2023-11-23 10:06:29,915 INFO L899 garLoopResultBuilder]: For program point L5880-2(lines 5880 5883) no Hoare annotation was computed. [2023-11-23 10:06:29,915 INFO L895 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: (or (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_int#3| |old(#memory_int#3)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-23 10:06:29,915 INFO L899 garLoopResultBuilder]: For program point L5880(lines 5880 5883) no Hoare annotation was computed. [2023-11-23 10:06:29,915 INFO L899 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2023-11-23 10:06:29,916 INFO L899 garLoopResultBuilder]: For program point L6616-1(line 6616) no Hoare annotation was computed. [2023-11-23 10:06:29,916 INFO L895 garLoopResultBuilder]: At program point L6616(line 6616) the Hoare annotation is: (or (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|)) (not (= ~last_index~0 0))) [2023-11-23 10:06:29,916 INFO L899 garLoopResultBuilder]: For program point L5890(lines 5890 5893) no Hoare annotation was computed. [2023-11-23 10:06:29,918 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-23 10:06:29,919 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 10:06:29,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~last_index~0 [2023-11-23 10:06:29,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~last_index~0 [2023-11-23 10:06:29,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:06:29 BoogieIcfgContainer [2023-11-23 10:06:29,932 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 10:06:29,934 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 10:06:29,934 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 10:06:29,934 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 10:06:29,934 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:06:01" (3/4) ... [2023-11-23 10:06:29,936 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_put [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#5 [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#4 [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#7 [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#6 [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#1 [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_warn [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#0 [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_pull [2023-11-23 10:06:29,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#3 [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#2 [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#10 [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#9 [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset#8 [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usbnet_disconnect [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure put_unaligned_le16 [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_push [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2023-11-23 10:06:29,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_clone [2023-11-23 10:06:29,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 10:06:29,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free [2023-11-23 10:06:29,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2023-11-23 10:06:29,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_rx_fixup [2023-11-23 10:06:29,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-23 10:06:29,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure crc32_le [2023-11-23 10:06:29,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-23 10:06:29,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_trim [2023-11-23 10:06:29,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_any [2023-11-23 10:06:29,942 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_tx_fixup [2023-11-23 10:06:29,961 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 180 nodes and edges [2023-11-23 10:06:29,963 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2023-11-23 10:06:29,964 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-23 10:06:29,965 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-23 10:06:29,966 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 10:06:29,967 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 10:06:29,997 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-23 10:06:29,999 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-23 10:06:30,000 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i))) [2023-11-23 10:06:30,000 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-23 10:06:30,075 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-23 10:06:30,076 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-23 10:06:30,076 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i))) [2023-11-23 10:06:30,077 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-23 10:06:30,113 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-23 10:06:30,114 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2023-11-23 10:06:30,114 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 10:06:30,114 INFO L158 Benchmark]: Toolchain (without parser) took 31531.39ms. Allocated memory was 151.0MB in the beginning and 450.9MB in the end (delta: 299.9MB). Free memory was 71.4MB in the beginning and 307.0MB in the end (delta: -235.6MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2023-11-23 10:06:30,115 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 151.0MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 10:06:30,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1110.79ms. Allocated memory was 151.0MB in the beginning and 203.4MB in the end (delta: 52.4MB). Free memory was 71.2MB in the beginning and 80.3MB in the end (delta: -9.1MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2023-11-23 10:06:30,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.19ms. Allocated memory is still 203.4MB. Free memory was 80.3MB in the beginning and 71.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 10:06:30,115 INFO L158 Benchmark]: Boogie Preprocessor took 242.49ms. Allocated memory is still 203.4MB. Free memory was 71.9MB in the beginning and 144.5MB in the end (delta: -72.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-23 10:06:30,116 INFO L158 Benchmark]: RCFGBuilder took 1592.67ms. Allocated memory is still 203.4MB. Free memory was 144.5MB in the beginning and 92.6MB in the end (delta: 51.9MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. [2023-11-23 10:06:30,116 INFO L158 Benchmark]: TraceAbstraction took 28287.52ms. Allocated memory was 203.4MB in the beginning and 450.9MB in the end (delta: 247.5MB). Free memory was 92.6MB in the beginning and 332.1MB in the end (delta: -239.5MB). Peak memory consumption was 226.1MB. Max. memory is 16.1GB. [2023-11-23 10:06:30,116 INFO L158 Benchmark]: Witness Printer took 180.39ms. Allocated memory is still 450.9MB. Free memory was 331.1MB in the beginning and 307.0MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-23 10:06:30,117 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 151.0MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1110.79ms. Allocated memory was 151.0MB in the beginning and 203.4MB in the end (delta: 52.4MB). Free memory was 71.2MB in the beginning and 80.3MB in the end (delta: -9.1MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.19ms. Allocated memory is still 203.4MB. Free memory was 80.3MB in the beginning and 71.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 242.49ms. Allocated memory is still 203.4MB. Free memory was 71.9MB in the beginning and 144.5MB in the end (delta: -72.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1592.67ms. Allocated memory is still 203.4MB. Free memory was 144.5MB in the beginning and 92.6MB in the end (delta: 51.9MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. * TraceAbstraction took 28287.52ms. Allocated memory was 203.4MB in the beginning and 450.9MB in the end (delta: 247.5MB). Free memory was 92.6MB in the beginning and 332.1MB in the end (delta: -239.5MB). Peak memory consumption was 226.1MB. Max. memory is 16.1GB. * Witness Printer took 180.39ms. Allocated memory is still 450.9MB. Free memory was 331.1MB in the beginning and 307.0MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5489]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5489] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~last_index~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~last_index~0 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 5681]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 33 procedures, 293 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.2s, OverallIterations: 5, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7977 SdHoareTripleChecker+Valid, 21.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7922 mSDsluCounter, 3815 SdHoareTripleChecker+Invalid, 19.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3178 mSDsCounter, 4072 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6682 IncrementalHoareTripleChecker+Invalid, 10754 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4072 mSolverCounterUnsat, 637 mSDtfsCounter, 6682 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 264 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 342 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2312occurred in iteration=4, InterpolantAutomatonStates: 64, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 1414 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 80 LocationsWithAnnotation, 2367 PreInvPairs, 2613 NumberOfFragments, 702 HoareAnnotationTreeSize, 2367 FomulaSimplifications, 105945 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 80 FomulaSimplificationsInter, 6495 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 544 NumberOfCodeBlocks, 544 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 539 ConstructedInterpolants, 0 QuantifiedInterpolants, 1409 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 265/265 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5821]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 5716]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 6432]: Loop Invariant Derived loop invariant: !((\old(last_index) == 0)) - InvariantResult [Line: 6418]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i))) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5684]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: null RESULT: Ultimate proved your program to be correct! [2023-11-23 10:06:30,157 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE