./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 false --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6ae2ee47 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 false --- Real Ultimate output --- This is Ultimate 0.2.3-dev-6ae2ee4-m [2023-11-22 23:32:18,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 23:32:19,030 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-22 23:32:19,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 23:32:19,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 23:32:19,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 23:32:19,061 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 23:32:19,061 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 23:32:19,062 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 23:32:19,065 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 23:32:19,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 23:32:19,065 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 23:32:19,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 23:32:19,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 23:32:19,067 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 23:32:19,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 23:32:19,068 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 23:32:19,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 23:32:19,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 23:32:19,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 23:32:19,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 23:32:19,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 23:32:19,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 23:32:19,070 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 23:32:19,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 23:32:19,071 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 23:32:19,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 23:32:19,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 23:32:19,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 23:32:19,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 23:32:19,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 23:32:19,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 23:32:19,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 23:32:19,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 23:32:19,073 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 23:32:19,073 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 23:32:19,073 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 23:32:19,073 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 23:32:19,073 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 23:32:19,074 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ad15ea2ee4e38087fdbbd25111673bb935102e85f8e91f44e32009dacc41114 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-22 23:32:19,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 23:32:19,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 23:32:19,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 23:32:19,286 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 23:32:19,286 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 23:32:19,287 INFO L431 ainManager$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 [2023-11-22 23:32:20,339 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 23:32:20,613 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 23:32:20,613 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 [2023-11-22 23:32:20,650 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbd7df6ba/a95e246780d04535ba7bd2dca169cebd/FLAG7779a0d79 [2023-11-22 23:32:20,659 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbd7df6ba/a95e246780d04535ba7bd2dca169cebd [2023-11-22 23:32:20,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 23:32:20,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 23:32:20,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 23:32:20,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 23:32:20,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 23:32:20,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:32:20" (1/1) ... [2023-11-22 23:32:20,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772b3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:20, skipping insertion in model container [2023-11-22 23:32:20,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:32:20" (1/1) ... [2023-11-22 23:32:20,795 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 23:32:21,280 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] [2023-11-22 23:32:21,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 23:32:21,410 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 23:32:21,500 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5489] [2023-11-22 23:32:21,510 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] [2023-11-22 23:32:21,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 23:32:21,559 INFO L206 MainTranslator]: Completed translation [2023-11-22 23:32:21,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21 WrapperNode [2023-11-22 23:32:21,559 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 23:32:21,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 23:32:21,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 23:32:21,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 23:32:21,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,652 INFO L138 Inliner]: procedures = 125, calls = 354, calls flagged for inlining = 59, calls inlined = 54, statements flattened = 1111 [2023-11-22 23:32:21,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 23:32:21,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 23:32:21,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 23:32:21,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 23:32:21,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,687 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,763 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 23:32:21,764 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 23:32:21,764 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 23:32:21,764 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 23:32:21,765 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (1/1) ... [2023-11-22 23:32:21,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 23:32:21,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 23:32:21,828 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) [2023-11-22 23:32:21,845 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 [2023-11-22 23:32:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-22 23:32:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-22 23:32:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-22 23:32:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-22 23:32:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-22 23:32:21,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-22 23:32:21,867 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-22 23:32:21,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-22 23:32:21,867 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-22 23:32:21,867 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-22 23:32:21,867 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2023-11-22 23:32:21,868 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2023-11-22 23:32:21,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-22 23:32:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-22 23:32:21,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 23:32:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 23:32:21,869 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-11-22 23:32:21,869 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-11-22 23:32:21,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-22 23:32:21,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-22 23:32:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-22 23:32:21,870 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-11-22 23:32:21,870 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-11-22 23:32:21,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-22 23:32:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-22 23:32:21,871 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2023-11-22 23:32:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2023-11-22 23:32:21,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-22 23:32:21,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-22 23:32:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-22 23:32:21,872 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-22 23:32:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure eem_rx_fixup [2023-11-22 23:32:21,872 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_rx_fixup [2023-11-22 23:32:21,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 23:32:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-22 23:32:21,873 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-22 23:32:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-22 23:32:21,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-22 23:32:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 23:32:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 23:32:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-22 23:32:21,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-22 23:32:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-22 23:32:21,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-22 23:32:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-22 23:32:21,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-22 23:32:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 23:32:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-22 23:32:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-22 23:32:21,874 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-22 23:32:21,874 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-22 23:32:21,874 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-22 23:32:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-22 23:32:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-22 23:32:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-22 23:32:21,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-22 23:32:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 23:32:21,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 23:32:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure eem_tx_fixup [2023-11-22 23:32:21,876 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_tx_fixup [2023-11-22 23:32:22,182 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 23:32:22,184 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 23:32:22,233 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-22 23:32:22,973 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 23:32:23,068 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 23:32:23,068 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-22 23:32:23,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:32:23 BoogieIcfgContainer [2023-11-22 23:32:23,069 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 23:32:23,070 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 23:32:23,070 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 23:32:23,073 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 23:32:23,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:32:20" (1/3) ... [2023-11-22 23:32:23,073 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f8c1c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:32:23, skipping insertion in model container [2023-11-22 23:32:23,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:32:21" (2/3) ... [2023-11-22 23:32:23,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f8c1c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:32:23, skipping insertion in model container [2023-11-22 23:32:23,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:32:23" (3/3) ... [2023-11-22 23:32:23,075 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 [2023-11-22 23:32:23,088 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 23:32:23,088 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 23:32:23,160 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 23:32:23,166 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;@457029d5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 23:32:23,166 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 23:32:23,171 INFO L276 IsEmpty]: Start isEmpty. Operand has 262 states, 188 states have (on average 1.5319148936170213) internal successors, (288), 197 states have internal predecessors, (288), 51 states have call successors, (51), 22 states have call predecessors, (51), 21 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2023-11-22 23:32:23,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-22 23:32:23,180 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:32:23,180 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-22 23:32:23,181 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:32:23,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:32:23,186 INFO L85 PathProgramCache]: Analyzing trace with hash -2034270080, now seen corresponding path program 1 times [2023-11-22 23:32:23,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:32:23,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494011870] [2023-11-22 23:32:23,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:32:23,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 23:32:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:23,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:23,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 23:32:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:23,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 23:32:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:23,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 23:32:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:23,723 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-22 23:32:23,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 23:32:23,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494011870] [2023-11-22 23:32:23,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494011870] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 23:32:23,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 23:32:23,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 23:32:23,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124028881] [2023-11-22 23:32:23,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 23:32:23,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 23:32:23,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 23:32:23,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 23:32:23,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-22 23:32:23,764 INFO L87 Difference]: Start difference. First operand has 262 states, 188 states have (on average 1.5319148936170213) internal successors, (288), 197 states have internal predecessors, (288), 51 states have call successors, (51), 22 states have call predecessors, (51), 21 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-22 23:32:25,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 23:32:25,630 INFO L93 Difference]: Finished difference Result 942 states and 1496 transitions. [2023-11-22 23:32:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-22 23:32:25,633 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (5), 3 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 [2023-11-22 23:32:25,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 23:32:25,644 INFO L225 Difference]: With dead ends: 942 [2023-11-22 23:32:25,644 INFO L226 Difference]: Without dead ends: 670 [2023-11-22 23:32:25,649 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-22 23:32:25,651 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 792 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 840 SdHoareTripleChecker+Valid, 846 SdHoareTripleChecker+Invalid, 842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-22 23:32:25,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [840 Valid, 846 Invalid, 842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-22 23:32:25,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2023-11-22 23:32:25,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 484. [2023-11-22 23:32:25,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 484 states, 358 states have (on average 1.4720670391061452) internal successors, (527), 364 states have internal predecessors, (527), 86 states have call successors, (86), 40 states have call predecessors, (86), 39 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2023-11-22 23:32:25,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 698 transitions. [2023-11-22 23:32:25,718 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 698 transitions. Word has length 33 [2023-11-22 23:32:25,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 23:32:25,718 INFO L495 AbstractCegarLoop]: Abstraction has 484 states and 698 transitions. [2023-11-22 23:32:25,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-22 23:32:25,719 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 698 transitions. [2023-11-22 23:32:25,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-22 23:32:25,720 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:32:25,721 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 23:32:25,721 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-22 23:32:25,721 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:32:25,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:32:25,732 INFO L85 PathProgramCache]: Analyzing trace with hash 683106273, now seen corresponding path program 1 times [2023-11-22 23:32:25,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:32:25,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502747217] [2023-11-22 23:32:25,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:32:25,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 23:32:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:25,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:25,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:25,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 23:32:25,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:25,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 23:32:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:25,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 23:32:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:25,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-22 23:32:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:25,942 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-22 23:32:25,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 23:32:25,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502747217] [2023-11-22 23:32:25,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502747217] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 23:32:25,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 23:32:25,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 23:32:25,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508847734] [2023-11-22 23:32:25,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 23:32:25,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 23:32:25,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 23:32:25,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 23:32:25,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 23:32:25,945 INFO L87 Difference]: Start difference. First operand 484 states and 698 transitions. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 4 states have internal predecessors, (23), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-22 23:32:28,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 23:32:28,925 INFO L93 Difference]: Finished difference Result 1318 states and 2012 transitions. [2023-11-22 23:32:28,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-22 23:32:28,925 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 4 states have internal predecessors, (23), 3 states have call successors, (6), 3 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 [2023-11-22 23:32:28,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 23:32:28,931 INFO L225 Difference]: With dead ends: 1318 [2023-11-22 23:32:28,931 INFO L226 Difference]: Without dead ends: 1313 [2023-11-22 23:32:28,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-22 23:32:28,933 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 808 mSDsluCounter, 812 mSDsCounter, 0 mSdLazyCounter, 622 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 856 SdHoareTripleChecker+Valid, 1068 SdHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-22 23:32:28,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [856 Valid, 1068 Invalid, 948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 622 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-22 23:32:28,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2023-11-22 23:32:28,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1047. [2023-11-22 23:32:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1047 states, 780 states have (on average 1.4897435897435898) internal successors, (1162), 794 states have internal predecessors, (1162), 187 states have call successors, (187), 78 states have call predecessors, (187), 79 states have return successors, (198), 186 states have call predecessors, (198), 186 states have call successors, (198) [2023-11-22 23:32:28,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1547 transitions. [2023-11-22 23:32:28,980 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1547 transitions. Word has length 42 [2023-11-22 23:32:28,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 23:32:28,981 INFO L495 AbstractCegarLoop]: Abstraction has 1047 states and 1547 transitions. [2023-11-22 23:32:28,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 4 states have internal predecessors, (23), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-22 23:32:28,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1547 transitions. [2023-11-22 23:32:28,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-22 23:32:28,986 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:32:28,986 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 23:32:28,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-22 23:32:28,987 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:32:28,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:32:28,987 INFO L85 PathProgramCache]: Analyzing trace with hash -456960289, now seen corresponding path program 1 times [2023-11-22 23:32:28,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:32:28,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043664799] [2023-11-22 23:32:28,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:32:28,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 23:32:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 23:32:29,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 23:32:29,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 23:32:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 23:32:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 23:32:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:29,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 23:32:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-22 23:32:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-22 23:32:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-22 23:32:29,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-22 23:32:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 23:32:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-22 23:32:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-22 23:32:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-22 23:32:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-22 23:32:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:29,303 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2023-11-22 23:32:29,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 23:32:29,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043664799] [2023-11-22 23:32:29,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043664799] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 23:32:29,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 23:32:29,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 23:32:29,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554399845] [2023-11-22 23:32:29,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 23:32:29,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 23:32:29,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 23:32:29,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 23:32:29,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-22 23:32:29,305 INFO L87 Difference]: Start difference. First operand 1047 states and 1547 transitions. Second operand has 8 states, 8 states have (on average 9.875) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (21), 7 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-22 23:32:31,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 23:32:31,752 INFO L93 Difference]: Finished difference Result 2601 states and 3917 transitions. [2023-11-22 23:32:31,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 23:32:31,753 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (21), 7 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 [2023-11-22 23:32:31,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 23:32:31,759 INFO L225 Difference]: With dead ends: 2601 [2023-11-22 23:32:31,759 INFO L226 Difference]: Without dead ends: 1566 [2023-11-22 23:32:31,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-22 23:32:31,766 INFO L413 NwaCegarLoop]: 246 mSDtfsCounter, 285 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 869 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 1091 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-22 23:32:31,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 1091 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 869 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-22 23:32:31,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1566 states. [2023-11-22 23:32:31,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1566 to 1245. [2023-11-22 23:32:31,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1245 states, 951 states have (on average 1.501577287066246) internal successors, (1428), 967 states have internal predecessors, (1428), 200 states have call successors, (200), 88 states have call predecessors, (200), 93 states have return successors, (215), 201 states have call predecessors, (215), 199 states have call successors, (215) [2023-11-22 23:32:31,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1843 transitions. [2023-11-22 23:32:31,828 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1843 transitions. Word has length 144 [2023-11-22 23:32:31,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 23:32:31,830 INFO L495 AbstractCegarLoop]: Abstraction has 1245 states and 1843 transitions. [2023-11-22 23:32:31,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (21), 7 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-22 23:32:31,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1843 transitions. [2023-11-22 23:32:31,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-22 23:32:31,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:32:31,837 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 23:32:31,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-22 23:32:31,838 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:32:31,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:32:31,840 INFO L85 PathProgramCache]: Analyzing trace with hash -756563007, now seen corresponding path program 1 times [2023-11-22 23:32:31,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:32:31,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164096247] [2023-11-22 23:32:31,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:32:31,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 23:32:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:31,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:31,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 23:32:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:31,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 23:32:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:31,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 23:32:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:31,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-22 23:32:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:31,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 23:32:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 23:32:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-22 23:32:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 23:32:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 23:32:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-22 23:32:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-22 23:32:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-22 23:32:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-22 23:32:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 23:32:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-22 23:32:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-22 23:32:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-22 23:32:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:32,127 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-22 23:32:32,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 23:32:32,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164096247] [2023-11-22 23:32:32,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164096247] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 23:32:32,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 23:32:32,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-22 23:32:32,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432377207] [2023-11-22 23:32:32,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 23:32:32,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-22 23:32:32,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 23:32:32,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-22 23:32:32,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-22 23:32:32,130 INFO L87 Difference]: Start difference. First operand 1245 states and 1843 transitions. Second operand has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 4 states have internal predecessors, (87), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-22 23:32:35,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 23:32:35,805 INFO L93 Difference]: Finished difference Result 4073 states and 6159 transitions. [2023-11-22 23:32:35,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-22 23:32:35,805 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 4 states have internal predecessors, (87), 3 states have call successors, (23), 7 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 [2023-11-22 23:32:35,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 23:32:35,815 INFO L225 Difference]: With dead ends: 4073 [2023-11-22 23:32:35,815 INFO L226 Difference]: Without dead ends: 2850 [2023-11-22 23:32:35,818 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2023-11-22 23:32:35,819 INFO L413 NwaCegarLoop]: 301 mSDtfsCounter, 966 mSDsluCounter, 1333 mSDsCounter, 0 mSdLazyCounter, 1119 mSolverCounterSat, 476 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1028 SdHoareTripleChecker+Valid, 1634 SdHoareTripleChecker+Invalid, 1595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 476 IncrementalHoareTripleChecker+Valid, 1119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-22 23:32:35,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1028 Valid, 1634 Invalid, 1595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [476 Valid, 1119 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-22 23:32:35,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2850 states. [2023-11-22 23:32:35,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2850 to 2225. [2023-11-22 23:32:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2225 states, 1691 states have (on average 1.4843287995269072) internal successors, (2510), 1723 states have internal predecessors, (2510), 360 states have call successors, (360), 162 states have call predecessors, (360), 173 states have return successors, (383), 363 states have call predecessors, (383), 359 states have call successors, (383) [2023-11-22 23:32:35,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 2225 states and 3253 transitions. [2023-11-22 23:32:35,889 INFO L78 Accepts]: Start accepts. Automaton has 2225 states and 3253 transitions. Word has length 162 [2023-11-22 23:32:35,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 23:32:35,889 INFO L495 AbstractCegarLoop]: Abstraction has 2225 states and 3253 transitions. [2023-11-22 23:32:35,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 4 states have internal predecessors, (87), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-22 23:32:35,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 3253 transitions. [2023-11-22 23:32:35,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-22 23:32:35,892 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 23:32:35,892 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-22 23:32:35,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-22 23:32:35,893 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 23:32:35,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 23:32:35,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1974001703, now seen corresponding path program 1 times [2023-11-22 23:32:35,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 23:32:35,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370155717] [2023-11-22 23:32:35,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 23:32:35,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 23:32:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 23:32:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 23:32:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 23:32:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-22 23:32:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 23:32:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 23:32:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-22 23:32:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 23:32:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 23:32:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-22 23:32:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-22 23:32:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-22 23:32:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-22 23:32:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 23:32:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-22 23:32:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:36,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-22 23:32:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-22 23:32:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 23:32:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 23:32:36,608 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-22 23:32:36,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 23:32:36,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370155717] [2023-11-22 23:32:36,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370155717] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 23:32:36,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 23:32:36,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-22 23:32:36,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914835885] [2023-11-22 23:32:36,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 23:32:36,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-22 23:32:36,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 23:32:36,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-22 23:32:36,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-22 23:32:36,610 INFO L87 Difference]: Start difference. First operand 2225 states and 3253 transitions. Second operand has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 8 states have internal predecessors, (86), 5 states have call successors, (23), 7 states have call predecessors, (23), 3 states have return successors, (22), 6 states have call predecessors, (22), 4 states have call successors, (22) [2023-11-22 23:32:40,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 23:32:40,751 INFO L93 Difference]: Finished difference Result 3600 states and 5343 transitions. [2023-11-22 23:32:40,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-22 23:32:40,751 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 8 states have internal predecessors, (86), 5 states have call successors, (23), 7 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 [2023-11-22 23:32:40,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 23:32:40,754 INFO L225 Difference]: With dead ends: 3600 [2023-11-22 23:32:40,755 INFO L226 Difference]: Without dead ends: 0 [2023-11-22 23:32:40,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2023-11-22 23:32:40,764 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 820 mSDsluCounter, 1044 mSDsCounter, 0 mSdLazyCounter, 1375 mSolverCounterSat, 440 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 1815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 440 IncrementalHoareTripleChecker+Valid, 1375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-22 23:32:40,764 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [832 Valid, 1228 Invalid, 1815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [440 Valid, 1375 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-11-22 23:32:40,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-22 23:32:40,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-22 23:32:40,765 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) [2023-11-22 23:32:40,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-22 23:32:40,766 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 163 [2023-11-22 23:32:40,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 23:32:40,766 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-22 23:32:40,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 8 states have internal predecessors, (86), 5 states have call successors, (23), 7 states have call predecessors, (23), 3 states have return successors, (22), 6 states have call predecessors, (22), 4 states have call successors, (22) [2023-11-22 23:32:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-22 23:32:40,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-22 23:32:40,769 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-22 23:32:40,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-22 23:32:40,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-22 23:32:42,165 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6624 6628) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0))) [2023-11-22 23:32:42,166 INFO L899 garLoopResultBuilder]: For program point skb_putEXIT(lines 6624 6628) no Hoare annotation was computed. [2023-11-22 23:32:42,166 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 5677 5683) the Hoare annotation is: true [2023-11-22 23:32:42,166 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5681) no Hoare annotation was computed. [2023-11-22 23:32:42,166 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 5677 5683) no Hoare annotation was computed. [2023-11-22 23:32:42,166 INFO L899 garLoopResultBuilder]: For program point netdev_warnEXIT(lines 6609 6611) no Hoare annotation was computed. [2023-11-22 23:32:42,166 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6609 6611) the Hoare annotation is: true [2023-11-22 23:32:42,166 INFO L899 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2023-11-22 23:32:42,166 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|))) [2023-11-22 23:32:42,166 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|))) [2023-11-22 23:32:42,166 INFO L899 garLoopResultBuilder]: For program point skb_pullEXIT(lines 6618 6620) no Hoare annotation was computed. [2023-11-22 23:32:42,169 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 5684 5690) the Hoare annotation is: true [2023-11-22 23:32:42,169 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 5684 5690) no Hoare annotation was computed. [2023-11-22 23:32:42,169 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5691 5696) the Hoare annotation is: true [2023-11-22 23:32:42,169 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 5691 5696) no Hoare annotation was computed. [2023-11-22 23:32:42,169 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6655 6657) the Hoare annotation is: true [2023-11-22 23:32:42,169 INFO L899 garLoopResultBuilder]: For program point usbnet_disconnectEXIT(lines 6655 6657) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5748 5754) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0))) [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point put_unaligned_le16EXIT(lines 5748 5754) no Hoare annotation was computed. [2023-11-22 23:32:42,170 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|))) [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point L6622-1(line 6622) no Hoare annotation was computed. [2023-11-22 23:32:42,170 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|))) [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point skb_pushEXIT(lines 6621 6623) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point L6433(lines 6433 6436) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point L6423(lines 6423 6427) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point L6419(lines 6419 6422) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6411 6445) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~last_index~0 0))) [2023-11-22 23:32:42,170 INFO L895 garLoopResultBuilder]: At program point L6432-2(lines 6432 6439) the Hoare annotation is: (not (= |old(~last_index~0)| 0)) [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point L6432-3(lines 6432 6439) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point L6430-1(lines 6411 6445) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point L6418-3(lines 6415 6444) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L895 garLoopResultBuilder]: At program point L6418-2(lines 6418 6429) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 (+ ldv_set_remove_~deleted_index~0 1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~last_index~0 0) (<= 0 ldv_set_remove_~i~1)) (not (= |old(~last_index~0)| 0))) [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point ldv_set_removeEXIT(lines 6411 6445) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-22 23:32:42,170 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-22 23:32:42,171 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0)) (not (= ~ldv_state_variable_2~0 0))) [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point skb_cloneEXIT(lines 6612 6614) no Hoare annotation was computed. [2023-11-22 23:32:42,171 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|))) [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2023-11-22 23:32:42,171 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|))) [2023-11-22 23:32:42,171 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5624 5626) the Hoare annotation is: true [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point L5625-2(lines 5624 5626) no Hoare annotation was computed. [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point L5625(line 5625) no Hoare annotation was computed. [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5624 5626) no Hoare annotation was computed. [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeFINAL(lines 6532 6538) no Hoare annotation was computed. [2023-11-22 23:32:42,171 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6532 6538) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~last_index~0 0))) [2023-11-22 23:32:42,171 INFO L895 garLoopResultBuilder]: At program point L6535(line 6535) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~last_index~0 0))) [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeEXIT(lines 6532 6538) no Hoare annotation was computed. [2023-11-22 23:32:42,171 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6641 6643) the Hoare annotation is: true [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 6641 6643) no Hoare annotation was computed. [2023-11-22 23:32:42,171 INFO L895 garLoopResultBuilder]: At program point L6031(line 6031) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,171 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)) [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point L6031-1(line 6031) no Hoare annotation was computed. [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point L5998-1(lines 5998 5999) no Hoare annotation was computed. [2023-11-22 23:32:42,171 INFO L899 garLoopResultBuilder]: For program point L5833(line 5833) no Hoare annotation was computed. [2023-11-22 23:32:42,172 INFO L895 garLoopResultBuilder]: At program point L5834(line 5834) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,176 INFO L899 garLoopResultBuilder]: For program point L5834-1(line 5834) no Hoare annotation was computed. [2023-11-22 23:32:42,176 INFO L895 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,176 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)) [2023-11-22 23:32:42,176 INFO L899 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2023-11-22 23:32:42,176 INFO L895 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,176 INFO L899 garLoopResultBuilder]: For program point L6051(line 6051) no Hoare annotation was computed. [2023-11-22 23:32:42,177 INFO L899 garLoopResultBuilder]: For program point L6018(lines 6018 6028) no Hoare annotation was computed. [2023-11-22 23:32:42,177 INFO L899 garLoopResultBuilder]: For program point L5985(line 5985) no Hoare annotation was computed. [2023-11-22 23:32:42,177 INFO L899 garLoopResultBuilder]: For program point L5952(lines 5952 6049) no Hoare annotation was computed. [2023-11-22 23:32:42,177 INFO L899 garLoopResultBuilder]: For program point L6018-2(lines 6003 6049) no Hoare annotation was computed. [2023-11-22 23:32:42,177 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupEXIT(lines 5926 6059) no Hoare annotation was computed. [2023-11-22 23:32:42,177 INFO L899 garLoopResultBuilder]: For program point L5986(line 5986) no Hoare annotation was computed. [2023-11-22 23:32:42,177 INFO L899 garLoopResultBuilder]: For program point L6052(lines 5942 6058) no Hoare annotation was computed. [2023-11-22 23:32:42,177 INFO L899 garLoopResultBuilder]: For program point L5953-2(line 5953) no Hoare annotation was computed. [2023-11-22 23:32:42,179 INFO L899 garLoopResultBuilder]: For program point L5953(line 5953) no Hoare annotation was computed. [2023-11-22 23:32:42,179 INFO L899 garLoopResultBuilder]: For program point L5953-4(lines 5953 5968) no Hoare annotation was computed. [2023-11-22 23:32:42,180 INFO L899 garLoopResultBuilder]: For program point L6053(lines 6053 6056) no Hoare annotation was computed. [2023-11-22 23:32:42,180 INFO L899 garLoopResultBuilder]: For program point L5971(line 5971) no Hoare annotation was computed. [2023-11-22 23:32:42,180 INFO L899 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2023-11-22 23:32:42,180 INFO L899 garLoopResultBuilder]: For program point L6037(lines 6003 6049) no Hoare annotation was computed. [2023-11-22 23:32:42,180 INFO L899 garLoopResultBuilder]: For program point L6004(lines 6004 6007) no Hoare annotation was computed. [2023-11-22 23:32:42,180 INFO L899 garLoopResultBuilder]: For program point L5971-5(line 5971) no Hoare annotation was computed. [2023-11-22 23:32:42,180 INFO L899 garLoopResultBuilder]: For program point L5971-2(line 5971) no Hoare annotation was computed. [2023-11-22 23:32:42,180 INFO L899 garLoopResultBuilder]: For program point L5971-3(line 5971) no Hoare annotation was computed. [2023-11-22 23:32:42,180 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)) [2023-11-22 23:32:42,181 INFO L895 garLoopResultBuilder]: At program point L6021(line 6021) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,181 INFO L899 garLoopResultBuilder]: For program point L6021-1(line 6021) no Hoare annotation was computed. [2023-11-22 23:32:42,181 INFO L899 garLoopResultBuilder]: For program point L5823(lines 5823 5826) no Hoare annotation was computed. [2023-11-22 23:32:42,181 INFO L899 garLoopResultBuilder]: For program point eem_linkcmd_returnLabel#1(lines 5817 5840) no Hoare annotation was computed. [2023-11-22 23:32:42,181 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)) [2023-11-22 23:32:42,181 INFO L899 garLoopResultBuilder]: For program point L6633-1(line 6633) no Hoare annotation was computed. [2023-11-22 23:32:42,181 INFO L895 garLoopResultBuilder]: At program point L6633(line 6633) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,181 INFO L899 garLoopResultBuilder]: For program point L5989(line 5989) no Hoare annotation was computed. [2023-11-22 23:32:42,181 INFO L899 garLoopResultBuilder]: For program point L6022-1(lines 6022 6023) no Hoare annotation was computed. [2023-11-22 23:32:42,182 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupFINAL(lines 5926 6059) no Hoare annotation was computed. [2023-11-22 23:32:42,182 INFO L899 garLoopResultBuilder]: For program point L6024(lines 6024 6027) no Hoare annotation was computed. [2023-11-22 23:32:42,182 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5926 6059) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~last_index~0 0) (= |old(#valid)| |#valid|))) [2023-11-22 23:32:42,182 INFO L899 garLoopResultBuilder]: For program point L5992-2(line 5992) no Hoare annotation was computed. [2023-11-22 23:32:42,183 INFO L899 garLoopResultBuilder]: For program point L5992(line 5992) no Hoare annotation was computed. [2023-11-22 23:32:42,184 INFO L895 garLoopResultBuilder]: At program point L6042(line 6042) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,184 INFO L899 garLoopResultBuilder]: For program point L5943(lines 5942 6058) no Hoare annotation was computed. [2023-11-22 23:32:42,184 INFO L899 garLoopResultBuilder]: For program point L6009(lines 6009 6012) no Hoare annotation was computed. [2023-11-22 23:32:42,184 INFO L899 garLoopResultBuilder]: For program point L6042-1(line 6042) no Hoare annotation was computed. [2023-11-22 23:32:42,184 INFO L899 garLoopResultBuilder]: For program point L5960-1(line 5960) no Hoare annotation was computed. [2023-11-22 23:32:42,184 INFO L899 garLoopResultBuilder]: For program point L5993(line 5993) no Hoare annotation was computed. [2023-11-22 23:32:42,184 INFO L895 garLoopResultBuilder]: At program point L5960(line 5960) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,184 INFO L899 garLoopResultBuilder]: For program point L6043(lines 6043 6048) no Hoare annotation was computed. [2023-11-22 23:32:42,184 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)) [2023-11-22 23:32:42,185 INFO L895 garLoopResultBuilder]: At program point L5977(line 5977) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,185 INFO L899 garLoopResultBuilder]: For program point L5977-1(line 5977) no Hoare annotation was computed. [2023-11-22 23:32:42,185 INFO L899 garLoopResultBuilder]: For program point L5961(lines 5961 5965) no Hoare annotation was computed. [2023-11-22 23:32:42,185 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)) [2023-11-22 23:32:42,185 INFO L899 garLoopResultBuilder]: For program point L5978-1(lines 5978 5979) no Hoare annotation was computed. [2023-11-22 23:32:42,185 INFO L899 garLoopResultBuilder]: For program point L5995(line 5995) no Hoare annotation was computed. [2023-11-22 23:32:42,185 INFO L899 garLoopResultBuilder]: For program point L5830(lines 5830 5837) no Hoare annotation was computed. [2023-11-22 23:32:42,185 INFO L899 garLoopResultBuilder]: For program point L5995-2(line 5995) no Hoare annotation was computed. [2023-11-22 23:32:42,186 INFO L899 garLoopResultBuilder]: For program point L5946(lines 5946 5949) no Hoare annotation was computed. [2023-11-22 23:32:42,186 INFO L895 garLoopResultBuilder]: At program point L6045(line 6045) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,186 INFO L899 garLoopResultBuilder]: For program point L5996-2(line 5996) no Hoare annotation was computed. [2023-11-22 23:32:42,186 INFO L899 garLoopResultBuilder]: For program point L6029-3(lines 6029 6036) no Hoare annotation was computed. [2023-11-22 23:32:42,187 INFO L899 garLoopResultBuilder]: For program point L5996(line 5996) no Hoare annotation was computed. [2023-11-22 23:32:42,187 INFO L899 garLoopResultBuilder]: For program point L6029-1(line 6029) no Hoare annotation was computed. [2023-11-22 23:32:42,187 INFO L895 garLoopResultBuilder]: At program point L5831(line 5831) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-22 23:32:42,187 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)) [2023-11-22 23:32:42,187 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)) [2023-11-22 23:32:42,187 INFO L899 garLoopResultBuilder]: For program point L6013(lines 6013 6016) no Hoare annotation was computed. [2023-11-22 23:32:42,187 INFO L899 garLoopResultBuilder]: For program point L5997(line 5997) no Hoare annotation was computed. [2023-11-22 23:32:42,187 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|))) [2023-11-22 23:32:42,187 INFO L902 garLoopResultBuilder]: At program point L5639(line 5639) the Hoare annotation is: true [2023-11-22 23:32:42,188 INFO L899 garLoopResultBuilder]: For program point L5639-1(line 5639) no Hoare annotation was computed. [2023-11-22 23:32:42,188 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5627 5643) no Hoare annotation was computed. [2023-11-22 23:32:42,188 INFO L899 garLoopResultBuilder]: For program point L5634(lines 5634 5641) no Hoare annotation was computed. [2023-11-22 23:32:42,188 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5627 5643) no Hoare annotation was computed. [2023-11-22 23:32:42,188 INFO L899 garLoopResultBuilder]: For program point crc32_leEXIT(lines 6597 6599) no Hoare annotation was computed. [2023-11-22 23:32:42,188 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6597 6599) the Hoare annotation is: true [2023-11-22 23:32:42,188 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5644 5660) the Hoare annotation is: (let ((.cse0 (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) (.cse1 (not (= ~last_index~0 0)))) (and (or .cse0 .cse1 (not (= ~ldv_state_variable_2~0 0))) (or .cse0 (not (= ~ldv_state_variable_2~0 1)) .cse1) (or .cse0 (not (= ~ldv_state_variable_0~0 1)) .cse1))) [2023-11-22 23:32:42,189 INFO L899 garLoopResultBuilder]: For program point L5656-1(line 5656) no Hoare annotation was computed. [2023-11-22 23:32:42,189 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 5644 5660) no Hoare annotation was computed. [2023-11-22 23:32:42,189 INFO L902 garLoopResultBuilder]: At program point L5656(line 5656) the Hoare annotation is: true [2023-11-22 23:32:42,189 INFO L899 garLoopResultBuilder]: For program point L5651(lines 5651 5658) no Hoare annotation was computed. [2023-11-22 23:32:42,189 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 5644 5660) no Hoare annotation was computed. [2023-11-22 23:32:42,189 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6629 6631) the Hoare annotation is: true [2023-11-22 23:32:42,189 INFO L899 garLoopResultBuilder]: For program point skb_trimEXIT(lines 6629 6631) no Hoare annotation was computed. [2023-11-22 23:32:42,189 INFO L902 garLoopResultBuilder]: At program point L6246(line 6246) the Hoare annotation is: true [2023-11-22 23:32:42,189 INFO L899 garLoopResultBuilder]: For program point L6147(lines 6135 6314) no Hoare annotation was computed. [2023-11-22 23:32:42,190 INFO L895 garLoopResultBuilder]: At program point L6263(line 6263) the Hoare annotation is: (= ~last_index~0 0) [2023-11-22 23:32:42,190 INFO L899 garLoopResultBuilder]: For program point L6263-1(line 6263) no Hoare annotation was computed. [2023-11-22 23:32:42,190 INFO L895 garLoopResultBuilder]: At program point L6281(line 6281) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-22 23:32:42,190 INFO L899 garLoopResultBuilder]: For program point L6281-1(line 6281) no Hoare annotation was computed. [2023-11-22 23:32:42,190 INFO L899 garLoopResultBuilder]: For program point L6149(lines 6149 6308) no Hoare annotation was computed. [2023-11-22 23:32:42,190 INFO L899 garLoopResultBuilder]: For program point L6216-1(line 6216) no Hoare annotation was computed. [2023-11-22 23:32:42,190 INFO L899 garLoopResultBuilder]: For program point L6150(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,190 INFO L899 garLoopResultBuilder]: For program point L6216-2(line 6216) no Hoare annotation was computed. [2023-11-22 23:32:42,190 INFO L899 garLoopResultBuilder]: For program point L6216(line 6216) no Hoare annotation was computed. [2023-11-22 23:32:42,190 INFO L899 garLoopResultBuilder]: For program point L6150-3(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6216-5(line 6216) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6150-4(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6216-6(line 6216) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6150-1(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6216-3(line 6216) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6150-2(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6216-4(line 6216) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6150-8(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6216-8(line 6216) no Hoare annotation was computed. [2023-11-22 23:32:42,191 INFO L899 garLoopResultBuilder]: For program point L6150-11(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,192 INFO L899 garLoopResultBuilder]: For program point L6150-9(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,192 INFO L899 garLoopResultBuilder]: For program point L6216-11(line 6216) no Hoare annotation was computed. [2023-11-22 23:32:42,192 INFO L895 garLoopResultBuilder]: At program point L6167(line 6167) the Hoare annotation is: (= ~last_index~0 0) [2023-11-22 23:32:42,192 INFO L899 garLoopResultBuilder]: For program point L6150-15(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,192 INFO L899 garLoopResultBuilder]: For program point L6167-1(line 6167) no Hoare annotation was computed. [2023-11-22 23:32:42,192 INFO L899 garLoopResultBuilder]: For program point L6150-16(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,192 INFO L899 garLoopResultBuilder]: For program point L6150-14(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,192 INFO L899 garLoopResultBuilder]: For program point L6150-20(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,192 INFO L899 garLoopResultBuilder]: For program point L6150-21(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,193 INFO L899 garLoopResultBuilder]: For program point L6150-22(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,193 INFO L899 garLoopResultBuilder]: For program point L6150-27(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,193 INFO L899 garLoopResultBuilder]: For program point L6150-28(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,193 INFO L899 garLoopResultBuilder]: For program point L6150-26(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,193 INFO L899 garLoopResultBuilder]: For program point L6150-32(line 6150) no Hoare annotation was computed. [2023-11-22 23:32:42,193 INFO L895 garLoopResultBuilder]: At program point L6118(line 6118) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= ~last_index~0 0)) [2023-11-22 23:32:42,193 INFO L899 garLoopResultBuilder]: For program point L6118-1(line 6118) no Hoare annotation was computed. [2023-11-22 23:32:42,194 INFO L902 garLoopResultBuilder]: At program point L6300(line 6300) the Hoare annotation is: true [2023-11-22 23:32:42,194 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-22 23:32:42,194 INFO L899 garLoopResultBuilder]: For program point L6136-1(line 6136) no Hoare annotation was computed. [2023-11-22 23:32:42,194 INFO L899 garLoopResultBuilder]: For program point L6582(lines 6582 6585) no Hoare annotation was computed. [2023-11-22 23:32:42,194 INFO L895 garLoopResultBuilder]: At program point L6136(line 6136) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-22 23:32:42,194 INFO L899 garLoopResultBuilder]: For program point L6219(lines 6149 6308) no Hoare annotation was computed. [2023-11-22 23:32:42,194 INFO L899 garLoopResultBuilder]: For program point L6252-1(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,194 INFO L899 garLoopResultBuilder]: For program point L6252-2(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,195 INFO L899 garLoopResultBuilder]: For program point L6252(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,195 INFO L899 garLoopResultBuilder]: For program point L6252-5(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,195 INFO L899 garLoopResultBuilder]: For program point L6153(lines 6149 6308) no Hoare annotation was computed. [2023-11-22 23:32:42,195 INFO L899 garLoopResultBuilder]: For program point L6252-3(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,195 INFO L899 garLoopResultBuilder]: For program point L6252-9(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,195 INFO L899 garLoopResultBuilder]: For program point L6252-10(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,195 INFO L899 garLoopResultBuilder]: For program point L6252-8(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,195 INFO L899 garLoopResultBuilder]: For program point L6252-14(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,196 INFO L899 garLoopResultBuilder]: For program point L6252-17(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,196 INFO L899 garLoopResultBuilder]: For program point L6252-15(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,196 INFO L899 garLoopResultBuilder]: For program point L6252-21(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,196 INFO L899 garLoopResultBuilder]: For program point L6252-20(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,196 INFO L899 garLoopResultBuilder]: For program point L6252-24(line 6252) no Hoare annotation was computed. [2023-11-22 23:32:42,196 INFO L895 garLoopResultBuilder]: At program point L6286(line 6286) the Hoare annotation is: (= ~last_index~0 0) [2023-11-22 23:32:42,196 INFO L899 garLoopResultBuilder]: For program point L6286-1(line 6286) no Hoare annotation was computed. [2023-11-22 23:32:42,197 INFO L895 garLoopResultBuilder]: At program point L6138(line 6138) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-22 23:32:42,197 INFO L899 garLoopResultBuilder]: For program point L6584-1(lines 6577 6588) no Hoare annotation was computed. [2023-11-22 23:32:42,197 INFO L899 garLoopResultBuilder]: For program point L6138-1(line 6138) no Hoare annotation was computed. [2023-11-22 23:32:42,197 INFO L895 garLoopResultBuilder]: At program point L6584(line 6584) the Hoare annotation is: false [2023-11-22 23:32:42,197 INFO L899 garLoopResultBuilder]: For program point L6255(lines 6149 6308) no Hoare annotation was computed. [2023-11-22 23:32:42,197 INFO L895 garLoopResultBuilder]: At program point L6107(line 6107) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-22 23:32:42,197 INFO L899 garLoopResultBuilder]: For program point L6107-1(line 6107) no Hoare annotation was computed. [2023-11-22 23:32:42,197 INFO L895 garLoopResultBuilder]: At program point L6173(line 6173) the Hoare annotation is: (= ~last_index~0 0) [2023-11-22 23:32:42,197 INFO L899 garLoopResultBuilder]: For program point L6173-1(line 6173) no Hoare annotation was computed. [2023-11-22 23:32:42,198 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-22 23:32:42,198 INFO L899 garLoopResultBuilder]: For program point L6306(line 6306) no Hoare annotation was computed. [2023-11-22 23:32:42,198 INFO L895 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-22 23:32:42,198 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 6135 6314) no Hoare annotation was computed. [2023-11-22 23:32:42,198 INFO L899 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2023-11-22 23:32:42,198 INFO L902 garLoopResultBuilder]: At program point L6307(line 6307) the Hoare annotation is: true [2023-11-22 23:32:42,198 INFO L895 garLoopResultBuilder]: At program point L6142(line 6142) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-22 23:32:42,198 INFO L899 garLoopResultBuilder]: For program point L6142-1(line 6142) no Hoare annotation was computed. [2023-11-22 23:32:42,198 INFO L895 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-22 23:32:42,199 INFO L899 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2023-11-22 23:32:42,199 INFO L895 garLoopResultBuilder]: At program point L6258(line 6258) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-22 23:32:42,199 INFO L899 garLoopResultBuilder]: For program point L6258-1(line 6258) no Hoare annotation was computed. [2023-11-22 23:32:42,199 INFO L899 garLoopResultBuilder]: For program point eem_bind_returnLabel#1(lines 5841 5859) no Hoare annotation was computed. [2023-11-22 23:32:42,199 INFO L902 garLoopResultBuilder]: At program point L6210(line 6210) the Hoare annotation is: true [2023-11-22 23:32:42,199 INFO L899 garLoopResultBuilder]: For program point L5848(lines 5848 5854) no Hoare annotation was computed. [2023-11-22 23:32:42,199 INFO L899 garLoopResultBuilder]: For program point dev_kfree_skb_anyEXIT(lines 5716 5722) no Hoare annotation was computed. [2023-11-22 23:32:42,199 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5716 5722) the Hoare annotation is: true [2023-11-22 23:32:42,199 INFO L899 garLoopResultBuilder]: For program point L5568(lines 5568 5572) no Hoare annotation was computed. [2023-11-22 23:32:42,199 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupEXIT(lines 5860 5925) no Hoare annotation was computed. [2023-11-22 23:32:42,200 INFO L899 garLoopResultBuilder]: For program point L5916-1(line 5916) no Hoare annotation was computed. [2023-11-22 23:32:42,200 INFO L902 garLoopResultBuilder]: At program point L5916(line 5916) the Hoare annotation is: true [2023-11-22 23:32:42,200 INFO L899 garLoopResultBuilder]: For program point L5908-1(line 5908) no Hoare annotation was computed. [2023-11-22 23:32:42,200 INFO L895 garLoopResultBuilder]: At program point L5908(line 5908) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0))) [2023-11-22 23:32:42,200 INFO L899 garLoopResultBuilder]: For program point L5917-2(line 5917) no Hoare annotation was computed. [2023-11-22 23:32:42,200 INFO L899 garLoopResultBuilder]: For program point L5917(line 5917) no Hoare annotation was computed. [2023-11-22 23:32:42,200 INFO L902 garLoopResultBuilder]: At program point L5917-4(line 5917) the Hoare annotation is: true [2023-11-22 23:32:42,202 INFO L899 garLoopResultBuilder]: For program point L5917-5(line 5917) no Hoare annotation was computed. [2023-11-22 23:32:42,202 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 5860 5925) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-22 23:32:42,202 INFO L899 garLoopResultBuilder]: For program point L5918(lines 5918 5922) no Hoare annotation was computed. [2023-11-22 23:32:42,202 INFO L899 garLoopResultBuilder]: For program point L5885-2(lines 5885 5902) no Hoare annotation was computed. [2023-11-22 23:32:42,202 INFO L899 garLoopResultBuilder]: For program point L5885(lines 5885 5902) no Hoare annotation was computed. [2023-11-22 23:32:42,202 INFO L899 garLoopResultBuilder]: For program point L5918-1(lines 5918 5922) no Hoare annotation was computed. [2023-11-22 23:32:42,202 INFO L899 garLoopResultBuilder]: For program point L5910(lines 5875 5924) no Hoare annotation was computed. [2023-11-22 23:32:42,202 INFO L899 garLoopResultBuilder]: For program point L5894(lines 5894 5900) no Hoare annotation was computed. [2023-11-22 23:32:42,202 INFO L902 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2023-11-22 23:32:42,203 INFO L899 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2023-11-22 23:32:42,203 INFO L895 garLoopResultBuilder]: At program point L5911(line 5911) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-22 23:32:42,203 INFO L899 garLoopResultBuilder]: For program point L5911-1(line 5911) no Hoare annotation was computed. [2023-11-22 23:32:42,203 INFO L899 garLoopResultBuilder]: For program point L5614(line 5614) no Hoare annotation was computed. [2023-11-22 23:32:42,203 INFO L899 garLoopResultBuilder]: For program point L5614-2(line 5614) no Hoare annotation was computed. [2023-11-22 23:32:42,203 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-22 23:32:42,203 INFO L902 garLoopResultBuilder]: At program point L5920(line 5920) the Hoare annotation is: true [2023-11-22 23:32:42,203 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupFINAL(lines 5860 5925) no Hoare annotation was computed. [2023-11-22 23:32:42,203 INFO L895 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-22 23:32:42,204 INFO L899 garLoopResultBuilder]: For program point L5565(lines 5565 5575) no Hoare annotation was computed. [2023-11-22 23:32:42,204 INFO L899 garLoopResultBuilder]: For program point L5565-1(lines 5565 5575) no Hoare annotation was computed. [2023-11-22 23:32:42,205 INFO L899 garLoopResultBuilder]: For program point L5904(lines 5904 5907) no Hoare annotation was computed. [2023-11-22 23:32:42,206 INFO L899 garLoopResultBuilder]: For program point L5880-2(lines 5880 5883) no Hoare annotation was computed. [2023-11-22 23:32:42,206 INFO L895 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-22 23:32:42,206 INFO L899 garLoopResultBuilder]: For program point L5880(lines 5880 5883) no Hoare annotation was computed. [2023-11-22 23:32:42,206 INFO L899 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2023-11-22 23:32:42,206 INFO L899 garLoopResultBuilder]: For program point L6616-1(line 6616) no Hoare annotation was computed. [2023-11-22 23:32:42,206 INFO L895 garLoopResultBuilder]: At program point L6616(line 6616) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-22 23:32:42,206 INFO L899 garLoopResultBuilder]: For program point L5890(lines 5890 5893) no Hoare annotation was computed. [2023-11-22 23:32:42,209 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-22 23:32:42,210 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-22 23:32:42,220 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~last_index~0 [2023-11-22 23:32:42,221 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~last_index~0 [2023-11-22 23:32:42,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:32:42 BoogieIcfgContainer [2023-11-22 23:32:42,222 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-22 23:32:42,223 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-22 23:32:42,223 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-22 23:32:42,223 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-22 23:32:42,223 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:32:23" (3/4) ... [2023-11-22 23:32:42,225 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-22 23:32:42,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usbnet_disconnect [2023-11-22 23:32:42,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure put_unaligned_le16 [2023-11-22 23:32:42,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_push [2023-11-22 23:32:42,227 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_clone [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_put [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_rx_fixup [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure crc32_le [2023-11-22 23:32:42,228 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_warn [2023-11-22 23:32:42,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_pull [2023-11-22 23:32:42,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-22 23:32:42,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-22 23:32:42,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_trim [2023-11-22 23:32:42,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_any [2023-11-22 23:32:42,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_tx_fixup [2023-11-22 23:32:42,229 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2023-11-22 23:32:42,251 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 176 nodes and edges [2023-11-22 23:32:42,252 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 62 nodes and edges [2023-11-22 23:32:42,253 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-22 23:32:42,255 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-22 23:32:42,256 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-22 23:32:42,257 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-22 23:32:42,285 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-22 23:32:42,287 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-22 23:32:42,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i)) || !((\old(last_index) == 0))) [2023-11-22 23:32:42,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-22 23:32:42,361 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-22 23:32:42,361 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-22 23:32:42,362 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i)) || !((\old(last_index) == 0))) [2023-11-22 23:32:42,362 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-22 23:32:42,396 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-22 23:32:42,396 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2023-11-22 23:32:42,396 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-22 23:32:42,397 INFO L158 Benchmark]: Toolchain (without parser) took 21734.29ms. Allocated memory was 142.6MB in the beginning and 429.9MB in the end (delta: 287.3MB). Free memory was 66.2MB in the beginning and 204.0MB in the end (delta: -137.7MB). Peak memory consumption was 149.7MB. Max. memory is 16.1GB. [2023-11-22 23:32:42,397 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-22 23:32:42,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 896.09ms. Allocated memory is still 142.6MB. Free memory was 66.1MB in the beginning and 73.7MB in the end (delta: -7.7MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2023-11-22 23:32:42,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.74ms. Allocated memory is still 142.6MB. Free memory was 73.7MB in the beginning and 66.1MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-22 23:32:42,398 INFO L158 Benchmark]: Boogie Preprocessor took 109.96ms. Allocated memory is still 142.6MB. Free memory was 65.5MB in the beginning and 57.7MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-22 23:32:42,398 INFO L158 Benchmark]: RCFGBuilder took 1304.66ms. Allocated memory was 142.6MB in the beginning and 230.7MB in the end (delta: 88.1MB). Free memory was 57.7MB in the beginning and 105.2MB in the end (delta: -47.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2023-11-22 23:32:42,398 INFO L158 Benchmark]: TraceAbstraction took 19152.13ms. Allocated memory was 230.7MB in the beginning and 429.9MB in the end (delta: 199.2MB). Free memory was 104.2MB in the beginning and 227.0MB in the end (delta: -122.9MB). Peak memory consumption was 194.9MB. Max. memory is 16.1GB. [2023-11-22 23:32:42,398 INFO L158 Benchmark]: Witness Printer took 173.71ms. Allocated memory is still 429.9MB. Free memory was 227.0MB in the beginning and 204.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-22 23:32:42,400 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 107.0MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 896.09ms. Allocated memory is still 142.6MB. Free memory was 66.1MB in the beginning and 73.7MB in the end (delta: -7.7MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.74ms. Allocated memory is still 142.6MB. Free memory was 73.7MB in the beginning and 66.1MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.96ms. Allocated memory is still 142.6MB. Free memory was 65.5MB in the beginning and 57.7MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1304.66ms. Allocated memory was 142.6MB in the beginning and 230.7MB in the end (delta: 88.1MB). Free memory was 57.7MB in the beginning and 105.2MB in the end (delta: -47.5MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * TraceAbstraction took 19152.13ms. Allocated memory was 230.7MB in the beginning and 429.9MB in the end (delta: 199.2MB). Free memory was 104.2MB in the beginning and 227.0MB in the end (delta: -122.9MB). Peak memory consumption was 194.9MB. Max. memory is 16.1GB. * Witness Printer took 173.71ms. Allocated memory is still 429.9MB. Free memory was 227.0MB in the beginning and 204.0MB in the end (delta: 23.1MB). 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 23 procedures, 263 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.1s, OverallIterations: 5, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 15.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3874 SdHoareTripleChecker+Valid, 14.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3671 mSDsluCounter, 5867 SdHoareTripleChecker+Invalid, 13.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4617 mSDsCounter, 1662 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4493 IncrementalHoareTripleChecker+Invalid, 6155 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1662 mSolverCounterUnsat, 1250 mSDtfsCounter, 4493 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 210 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2225occurred in iteration=4, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 1398 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 78 LocationsWithAnnotation, 2319 PreInvPairs, 2561 NumberOfFragments, 673 HoareAnnotationTreeSize, 2319 FomulaSimplifications, 52759 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 78 FomulaSimplificationsInter, 6337 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 544 NumberOfCodeBlocks, 544 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 539 ConstructedInterpolants, 0 QuantifiedInterpolants, 1382 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 280/280 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: 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: ((((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i)) || !((\old(last_index) == 0))) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - 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! [2023-11-22 23:32:42,458 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