./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 21:08:34,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 21:08:34,386 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-22 21:08:34,390 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 21:08:34,391 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 21:08:34,409 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 21:08:34,410 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 21:08:34,410 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 21:08:34,410 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 21:08:34,411 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 21:08:34,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 21:08:34,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 21:08:34,412 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 21:08:34,412 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 21:08:34,412 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 21:08:34,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 21:08:34,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 21:08:34,413 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 21:08:34,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 21:08:34,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 21:08:34,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 21:08:34,418 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 21:08:34,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 21:08:34,418 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 21:08:34,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 21:08:34,419 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 21:08:34,419 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 21:08:34,420 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 21:08:34,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 21:08:34,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 21:08:34,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 21:08:34,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 21:08:34,421 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 21:08:34,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 21:08:34,422 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 21:08:34,422 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 21:08:34,422 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 21:08:34,423 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 21:08:34,423 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 21:08:34,423 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ad15ea2ee4e38087fdbbd25111673bb935102e85f8e91f44e32009dacc41114 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> false [2023-11-22 21:08:34,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 21:08:34,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 21:08:34,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 21:08:34,721 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 21:08:34,722 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 21:08:34,723 INFO L431 ainManager$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 21:08:35,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 21:08:36,241 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 21:08:36,241 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 21:08:36,277 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78634594e/329cf5e8f4ed4050806d23cdd87dc701/FLAG0073da3a5 [2023-11-22 21:08:36,298 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78634594e/329cf5e8f4ed4050806d23cdd87dc701 [2023-11-22 21:08:36,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 21:08:36,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 21:08:36,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 21:08:36,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 21:08:36,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 21:08:36,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:08:36" (1/1) ... [2023-11-22 21:08:36,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23155a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:36, skipping insertion in model container [2023-11-22 21:08:36,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:08:36" (1/1) ... [2023-11-22 21:08:36,413 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 21:08:37,077 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 21:08:37,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 21:08:37,439 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 21:08:37,546 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5489] [2023-11-22 21:08:37,565 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 21:08:37,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 21:08:37,698 INFO L206 MainTranslator]: Completed translation [2023-11-22 21:08:37,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37 WrapperNode [2023-11-22 21:08:37,698 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 21:08:37,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 21:08:37,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 21:08:37,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 21:08:37,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,758 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,829 INFO L138 Inliner]: procedures = 125, calls = 354, calls flagged for inlining = 59, calls inlined = 54, statements flattened = 1111 [2023-11-22 21:08:37,830 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 21:08:37,831 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 21:08:37,831 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 21:08:37,831 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 21:08:37,840 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,859 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,863 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 21:08:37,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 21:08:37,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 21:08:37,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 21:08:37,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (1/1) ... [2023-11-22 21:08:37,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 21:08:38,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 21:08:38,043 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 21:08:38,046 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 21:08:38,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-22 21:08:38,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-22 21:08:38,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-22 21:08:38,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-22 21:08:38,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-22 21:08:38,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-22 21:08:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-22 21:08:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-22 21:08:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-22 21:08:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-22 21:08:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2023-11-22 21:08:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2023-11-22 21:08:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-22 21:08:38,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-22 21:08:38,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 21:08:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 21:08:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-11-22 21:08:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-11-22 21:08:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-22 21:08:38,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-22 21:08:38,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-22 21:08:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-11-22 21:08:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-11-22 21:08:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-22 21:08:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-22 21:08:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2023-11-22 21:08:38,087 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2023-11-22 21:08:38,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-22 21:08:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-22 21:08:38,088 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-22 21:08:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-22 21:08:38,088 INFO L130 BoogieDeclarations]: Found specification of procedure eem_rx_fixup [2023-11-22 21:08:38,088 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_rx_fixup [2023-11-22 21:08:38,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 21:08:38,088 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-22 21:08:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-22 21:08:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-22 21:08:38,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-22 21:08:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 21:08:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 21:08:38,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-22 21:08:38,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-22 21:08:38,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-22 21:08:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-22 21:08:38,090 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-22 21:08:38,090 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-22 21:08:38,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 21:08:38,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-22 21:08:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-22 21:08:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-22 21:08:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-22 21:08:38,091 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-22 21:08:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-22 21:08:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-22 21:08:38,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-22 21:08:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-22 21:08:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 21:08:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 21:08:38,092 INFO L130 BoogieDeclarations]: Found specification of procedure eem_tx_fixup [2023-11-22 21:08:38,092 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_tx_fixup [2023-11-22 21:08:38,526 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 21:08:38,529 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 21:08:38,585 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-22 21:08:39,636 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 21:08:39,778 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 21:08:39,778 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-22 21:08:39,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:08:39 BoogieIcfgContainer [2023-11-22 21:08:39,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 21:08:39,781 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 21:08:39,781 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 21:08:39,784 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 21:08:39,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:08:36" (1/3) ... [2023-11-22 21:08:39,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dabeaf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:08:39, skipping insertion in model container [2023-11-22 21:08:39,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:08:37" (2/3) ... [2023-11-22 21:08:39,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dabeaf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:08:39, skipping insertion in model container [2023-11-22 21:08:39,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:08:39" (3/3) ... [2023-11-22 21:08:39,789 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 21:08:39,809 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 21:08:39,810 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 21:08:39,863 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 21:08:39,870 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;@45488c96, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 21:08:39,871 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 21:08:39,876 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 21:08:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-22 21:08:39,891 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:08:39,892 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 21:08:39,894 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 21:08:39,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:08:39,899 INFO L85 PathProgramCache]: Analyzing trace with hash -2034270080, now seen corresponding path program 1 times [2023-11-22 21:08:39,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 21:08:39,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694056777] [2023-11-22 21:08:39,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:08:39,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 21:08:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:40,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:40,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 21:08:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:40,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 21:08:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:40,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 21:08:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:40,500 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 21:08:40,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 21:08:40,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694056777] [2023-11-22 21:08:40,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694056777] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 21:08:40,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 21:08:40,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 21:08:40,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874425691] [2023-11-22 21:08:40,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 21:08:40,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 21:08:40,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 21:08:40,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 21:08:40,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-22 21:08:40,547 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 21:08:42,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 21:08:42,745 INFO L93 Difference]: Finished difference Result 942 states and 1496 transitions. [2023-11-22 21:08:42,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-22 21:08:42,747 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 21:08:42,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 21:08:42,768 INFO L225 Difference]: With dead ends: 942 [2023-11-22 21:08:42,769 INFO L226 Difference]: Without dead ends: 670 [2023-11-22 21:08:42,776 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 21:08:42,786 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 792 mSDsluCounter, 582 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 838 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 336 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-22 21:08:42,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [838 Valid, 845 Invalid, 844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [336 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-22 21:08:42,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2023-11-22 21:08:42,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 484. [2023-11-22 21:08:42,900 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 21:08:42,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 698 transitions. [2023-11-22 21:08:42,908 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 698 transitions. Word has length 33 [2023-11-22 21:08:42,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 21:08:42,908 INFO L495 AbstractCegarLoop]: Abstraction has 484 states and 698 transitions. [2023-11-22 21:08:42,909 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 21:08:42,910 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 698 transitions. [2023-11-22 21:08:42,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-22 21:08:42,917 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:08:42,917 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 21:08:42,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-22 21:08:42,918 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 21:08:42,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:08:42,919 INFO L85 PathProgramCache]: Analyzing trace with hash 683106273, now seen corresponding path program 1 times [2023-11-22 21:08:42,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 21:08:42,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490333961] [2023-11-22 21:08:42,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:08:42,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 21:08:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:43,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:43,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 21:08:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:43,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 21:08:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:43,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 21:08:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:43,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-22 21:08:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:43,245 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 21:08:43,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 21:08:43,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490333961] [2023-11-22 21:08:43,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490333961] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 21:08:43,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 21:08:43,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-22 21:08:43,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596140387] [2023-11-22 21:08:43,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 21:08:43,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-22 21:08:43,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 21:08:43,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-22 21:08:43,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 21:08:43,254 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 21:08:45,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 21:08:45,666 INFO L93 Difference]: Finished difference Result 1318 states and 2012 transitions. [2023-11-22 21:08:45,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-22 21:08:45,672 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 21:08:45,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 21:08:45,683 INFO L225 Difference]: With dead ends: 1318 [2023-11-22 21:08:45,684 INFO L226 Difference]: Without dead ends: 1313 [2023-11-22 21:08:45,685 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-22 21:08:45,690 INFO L413 NwaCegarLoop]: 257 mSDtfsCounter, 808 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 619 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 860 SdHoareTripleChecker+Valid, 1071 SdHoareTripleChecker+Invalid, 945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-22 21:08:45,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [860 Valid, 1071 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 619 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-22 21:08:45,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2023-11-22 21:08:45,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1047. [2023-11-22 21:08:45,790 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 21:08:45,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1547 transitions. [2023-11-22 21:08:45,797 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1547 transitions. Word has length 42 [2023-11-22 21:08:45,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 21:08:45,797 INFO L495 AbstractCegarLoop]: Abstraction has 1047 states and 1547 transitions. [2023-11-22 21:08:45,798 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 21:08:45,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1547 transitions. [2023-11-22 21:08:45,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-22 21:08:45,807 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:08:45,808 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 21:08:45,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-22 21:08:45,808 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 21:08:45,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:08:45,809 INFO L85 PathProgramCache]: Analyzing trace with hash -456960289, now seen corresponding path program 1 times [2023-11-22 21:08:45,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 21:08:45,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116657853] [2023-11-22 21:08:45,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:08:45,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 21:08:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 21:08:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 21:08:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 21:08:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-22 21:08:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 21:08:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 21:08:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-22 21:08:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-22 21:08:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-22 21:08:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-22 21:08:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 21:08:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-22 21:08:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-22 21:08:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-22 21:08:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-22 21:08:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:46,272 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 21:08:46,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 21:08:46,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116657853] [2023-11-22 21:08:46,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116657853] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 21:08:46,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 21:08:46,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-22 21:08:46,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032807953] [2023-11-22 21:08:46,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 21:08:46,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-22 21:08:46,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 21:08:46,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-22 21:08:46,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-22 21:08:46,276 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 21:08:49,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 21:08:49,234 INFO L93 Difference]: Finished difference Result 2601 states and 3917 transitions. [2023-11-22 21:08:49,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-22 21:08:49,235 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 21:08:49,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 21:08:49,243 INFO L225 Difference]: With dead ends: 2601 [2023-11-22 21:08:49,243 INFO L226 Difference]: Without dead ends: 1566 [2023-11-22 21:08:49,246 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 21:08:49,247 INFO L413 NwaCegarLoop]: 246 mSDtfsCounter, 285 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 871 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 1091 SdHoareTripleChecker+Invalid, 957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-22 21:08:49,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 1091 Invalid, 957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 871 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-22 21:08:49,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1566 states. [2023-11-22 21:08:49,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1566 to 1245. [2023-11-22 21:08:49,311 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 21:08:49,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1843 transitions. [2023-11-22 21:08:49,320 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1843 transitions. Word has length 144 [2023-11-22 21:08:49,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 21:08:49,322 INFO L495 AbstractCegarLoop]: Abstraction has 1245 states and 1843 transitions. [2023-11-22 21:08:49,324 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 21:08:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1843 transitions. [2023-11-22 21:08:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-22 21:08:49,330 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:08:49,330 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 21:08:49,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-22 21:08:49,335 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 21:08:49,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:08:49,336 INFO L85 PathProgramCache]: Analyzing trace with hash -756563007, now seen corresponding path program 1 times [2023-11-22 21:08:49,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 21:08:49,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620990376] [2023-11-22 21:08:49,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:08:49,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 21:08:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 21:08:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 21:08:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 21:08:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-22 21:08:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 21:08:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 21:08:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-22 21:08:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 21:08:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 21:08:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-22 21:08:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-22 21:08:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-22 21:08:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-22 21:08:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 21:08:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-22 21:08:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-22 21:08:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-22 21:08:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:49,867 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 21:08:49,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 21:08:49,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620990376] [2023-11-22 21:08:49,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620990376] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 21:08:49,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 21:08:49,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-22 21:08:49,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497334552] [2023-11-22 21:08:49,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 21:08:49,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-22 21:08:49,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 21:08:49,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-22 21:08:49,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-22 21:08:49,871 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 21:08:53,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 21:08:53,672 INFO L93 Difference]: Finished difference Result 4073 states and 6159 transitions. [2023-11-22 21:08:53,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-22 21:08:53,673 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 21:08:53,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 21:08:53,685 INFO L225 Difference]: With dead ends: 4073 [2023-11-22 21:08:53,686 INFO L226 Difference]: Without dead ends: 2850 [2023-11-22 21:08:53,691 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 21:08:53,692 INFO L413 NwaCegarLoop]: 301 mSDtfsCounter, 966 mSDsluCounter, 1333 mSDsCounter, 0 mSdLazyCounter, 1121 mSolverCounterSat, 476 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 1634 SdHoareTripleChecker+Invalid, 1597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 476 IncrementalHoareTripleChecker+Valid, 1121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-22 21:08:53,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1026 Valid, 1634 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [476 Valid, 1121 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-22 21:08:53,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2850 states. [2023-11-22 21:08:53,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2850 to 2225. [2023-11-22 21:08:53,791 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 21:08:53,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 2225 states and 3253 transitions. [2023-11-22 21:08:53,800 INFO L78 Accepts]: Start accepts. Automaton has 2225 states and 3253 transitions. Word has length 162 [2023-11-22 21:08:53,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 21:08:53,801 INFO L495 AbstractCegarLoop]: Abstraction has 2225 states and 3253 transitions. [2023-11-22 21:08:53,801 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 21:08:53,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 3253 transitions. [2023-11-22 21:08:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-22 21:08:53,806 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:08:53,806 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 21:08:53,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-22 21:08:53,806 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-22 21:08:53,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:08:53,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1974001703, now seen corresponding path program 1 times [2023-11-22 21:08:53,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 21:08:53,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126896021] [2023-11-22 21:08:53,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:08:53,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 21:08:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-22 21:08:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 21:08:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 21:08:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-22 21:08:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 21:08:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 21:08:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-22 21:08:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-22 21:08:54,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-22 21:08:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-22 21:08:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-22 21:08:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-22 21:08:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-22 21:08:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-22 21:08:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-22 21:08:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-22 21:08:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-22 21:08:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:08:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:08:54,809 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 21:08:54,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 21:08:54,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126896021] [2023-11-22 21:08:54,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126896021] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 21:08:54,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 21:08:54,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-22 21:08:54,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705993428] [2023-11-22 21:08:54,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 21:08:54,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-22 21:08:54,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 21:08:54,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-22 21:08:54,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-22 21:08:54,813 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 21:08:59,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 21:08:59,645 INFO L93 Difference]: Finished difference Result 3600 states and 5343 transitions. [2023-11-22 21:08:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-22 21:08:59,645 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 21:08:59,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 21:08:59,648 INFO L225 Difference]: With dead ends: 3600 [2023-11-22 21:08:59,648 INFO L226 Difference]: Without dead ends: 0 [2023-11-22 21:08:59,656 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 21:08:59,657 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 820 mSDsluCounter, 1044 mSDsCounter, 0 mSdLazyCounter, 1369 mSolverCounterSat, 442 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 1811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 442 IncrementalHoareTripleChecker+Valid, 1369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-22 21:08:59,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [832 Valid, 1228 Invalid, 1811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [442 Valid, 1369 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-11-22 21:08:59,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-22 21:08:59,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-22 21:08:59,658 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 21:08:59,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-22 21:08:59,659 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 163 [2023-11-22 21:08:59,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 21:08:59,659 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-22 21:08:59,660 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 21:08:59,660 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-22 21:08:59,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-22 21:08:59,663 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-22 21:08:59,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-22 21:08:59,666 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-22 21:09:01,519 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 21:09:01,520 INFO L899 garLoopResultBuilder]: For program point skb_putEXIT(lines 6624 6628) no Hoare annotation was computed. [2023-11-22 21:09:01,520 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 5677 5683) the Hoare annotation is: true [2023-11-22 21:09:01,520 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5681) no Hoare annotation was computed. [2023-11-22 21:09:01,520 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 5677 5683) no Hoare annotation was computed. [2023-11-22 21:09:01,520 INFO L899 garLoopResultBuilder]: For program point netdev_warnEXIT(lines 6609 6611) no Hoare annotation was computed. [2023-11-22 21:09:01,520 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6609 6611) the Hoare annotation is: true [2023-11-22 21:09:01,521 INFO L899 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2023-11-22 21:09:01,521 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 21:09:01,521 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 21:09:01,521 INFO L899 garLoopResultBuilder]: For program point skb_pullEXIT(lines 6618 6620) no Hoare annotation was computed. [2023-11-22 21:09:01,521 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 5684 5690) the Hoare annotation is: true [2023-11-22 21:09:01,521 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 5684 5690) no Hoare annotation was computed. [2023-11-22 21:09:01,522 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5691 5696) the Hoare annotation is: true [2023-11-22 21:09:01,522 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 5691 5696) no Hoare annotation was computed. [2023-11-22 21:09:01,522 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6655 6657) the Hoare annotation is: true [2023-11-22 21:09:01,522 INFO L899 garLoopResultBuilder]: For program point usbnet_disconnectEXIT(lines 6655 6657) no Hoare annotation was computed. [2023-11-22 21:09:01,522 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 21:09:01,522 INFO L899 garLoopResultBuilder]: For program point put_unaligned_le16EXIT(lines 5748 5754) no Hoare annotation was computed. [2023-11-22 21:09:01,522 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 21:09:01,523 INFO L899 garLoopResultBuilder]: For program point L6622-1(line 6622) no Hoare annotation was computed. [2023-11-22 21:09:01,523 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 21:09:01,523 INFO L899 garLoopResultBuilder]: For program point skb_pushEXIT(lines 6621 6623) no Hoare annotation was computed. [2023-11-22 21:09:01,523 INFO L899 garLoopResultBuilder]: For program point L6433(lines 6433 6436) no Hoare annotation was computed. [2023-11-22 21:09:01,523 INFO L899 garLoopResultBuilder]: For program point L6423(lines 6423 6427) no Hoare annotation was computed. [2023-11-22 21:09:01,523 INFO L899 garLoopResultBuilder]: For program point L6419(lines 6419 6422) no Hoare annotation was computed. [2023-11-22 21:09:01,524 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$.offset)|) (= ~last_index~0 0))) [2023-11-22 21:09:01,524 INFO L895 garLoopResultBuilder]: At program point L6432-2(lines 6432 6439) the Hoare annotation is: (not (= |old(~last_index~0)| 0)) [2023-11-22 21:09:01,524 INFO L899 garLoopResultBuilder]: For program point L6432-3(lines 6432 6439) no Hoare annotation was computed. [2023-11-22 21:09:01,524 INFO L899 garLoopResultBuilder]: For program point L6430-1(lines 6411 6445) no Hoare annotation was computed. [2023-11-22 21:09:01,524 INFO L899 garLoopResultBuilder]: For program point L6418-3(lines 6415 6444) no Hoare annotation was computed. [2023-11-22 21:09:01,524 INFO L895 garLoopResultBuilder]: At program point L6418-2(lines 6418 6429) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 21:09:01,524 INFO L899 garLoopResultBuilder]: For program point ldv_set_removeEXIT(lines 6411 6445) no Hoare annotation was computed. [2023-11-22 21:09:01,525 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-22 21:09:01,525 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-22 21:09:01,525 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 21:09:01,525 INFO L899 garLoopResultBuilder]: For program point skb_cloneEXIT(lines 6612 6614) no Hoare annotation was computed. [2023-11-22 21:09:01,525 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 21:09:01,525 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2023-11-22 21:09:01,526 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 21:09:01,526 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5624 5626) the Hoare annotation is: true [2023-11-22 21:09:01,526 INFO L899 garLoopResultBuilder]: For program point L5625-2(lines 5624 5626) no Hoare annotation was computed. [2023-11-22 21:09:01,526 INFO L899 garLoopResultBuilder]: For program point L5625(line 5625) no Hoare annotation was computed. [2023-11-22 21:09:01,526 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5624 5626) no Hoare annotation was computed. [2023-11-22 21:09:01,526 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeFINAL(lines 6532 6538) no Hoare annotation was computed. [2023-11-22 21:09:01,526 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$.offset)|) (= ~last_index~0 0))) [2023-11-22 21:09:01,527 INFO L895 garLoopResultBuilder]: At program point L6535(line 6535) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~last_index~0 0))) [2023-11-22 21:09:01,527 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeEXIT(lines 6532 6538) no Hoare annotation was computed. [2023-11-22 21:09:01,527 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6641 6643) the Hoare annotation is: true [2023-11-22 21:09:01,527 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 6641 6643) no Hoare annotation was computed. [2023-11-22 21:09:01,527 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 21:09:01,527 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 21:09:01,528 INFO L899 garLoopResultBuilder]: For program point L6031-1(line 6031) no Hoare annotation was computed. [2023-11-22 21:09:01,528 INFO L899 garLoopResultBuilder]: For program point L5998-1(lines 5998 5999) no Hoare annotation was computed. [2023-11-22 21:09:01,528 INFO L899 garLoopResultBuilder]: For program point L5833(line 5833) no Hoare annotation was computed. [2023-11-22 21:09:01,528 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 21:09:01,528 INFO L899 garLoopResultBuilder]: For program point L5834-1(line 5834) no Hoare annotation was computed. [2023-11-22 21:09:01,528 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 21:09:01,528 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 21:09:01,529 INFO L899 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2023-11-22 21:09:01,529 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 21:09:01,529 INFO L899 garLoopResultBuilder]: For program point L6051(line 6051) no Hoare annotation was computed. [2023-11-22 21:09:01,529 INFO L899 garLoopResultBuilder]: For program point L6018(lines 6018 6028) no Hoare annotation was computed. [2023-11-22 21:09:01,529 INFO L899 garLoopResultBuilder]: For program point L5985(line 5985) no Hoare annotation was computed. [2023-11-22 21:09:01,529 INFO L899 garLoopResultBuilder]: For program point L5952(lines 5952 6049) no Hoare annotation was computed. [2023-11-22 21:09:01,529 INFO L899 garLoopResultBuilder]: For program point L6018-2(lines 6003 6049) no Hoare annotation was computed. [2023-11-22 21:09:01,529 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupEXIT(lines 5926 6059) no Hoare annotation was computed. [2023-11-22 21:09:01,530 INFO L899 garLoopResultBuilder]: For program point L5986(line 5986) no Hoare annotation was computed. [2023-11-22 21:09:01,530 INFO L899 garLoopResultBuilder]: For program point L6052(lines 5942 6058) no Hoare annotation was computed. [2023-11-22 21:09:01,530 INFO L899 garLoopResultBuilder]: For program point L5953-2(line 5953) no Hoare annotation was computed. [2023-11-22 21:09:01,530 INFO L899 garLoopResultBuilder]: For program point L5953(line 5953) no Hoare annotation was computed. [2023-11-22 21:09:01,530 INFO L899 garLoopResultBuilder]: For program point L5953-4(lines 5953 5968) no Hoare annotation was computed. [2023-11-22 21:09:01,530 INFO L899 garLoopResultBuilder]: For program point L6053(lines 6053 6056) no Hoare annotation was computed. [2023-11-22 21:09:01,530 INFO L899 garLoopResultBuilder]: For program point L5971(line 5971) no Hoare annotation was computed. [2023-11-22 21:09:01,531 INFO L899 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2023-11-22 21:09:01,531 INFO L899 garLoopResultBuilder]: For program point L6037(lines 6003 6049) no Hoare annotation was computed. [2023-11-22 21:09:01,531 INFO L899 garLoopResultBuilder]: For program point L6004(lines 6004 6007) no Hoare annotation was computed. [2023-11-22 21:09:01,531 INFO L899 garLoopResultBuilder]: For program point L5971-5(line 5971) no Hoare annotation was computed. [2023-11-22 21:09:01,531 INFO L899 garLoopResultBuilder]: For program point L5971-2(line 5971) no Hoare annotation was computed. [2023-11-22 21:09:01,531 INFO L899 garLoopResultBuilder]: For program point L5971-3(line 5971) no Hoare annotation was computed. [2023-11-22 21:09:01,531 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 21:09:01,532 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 21:09:01,532 INFO L899 garLoopResultBuilder]: For program point L6021-1(line 6021) no Hoare annotation was computed. [2023-11-22 21:09:01,532 INFO L899 garLoopResultBuilder]: For program point L5823(lines 5823 5826) no Hoare annotation was computed. [2023-11-22 21:09:01,532 INFO L899 garLoopResultBuilder]: For program point eem_linkcmd_returnLabel#1(lines 5817 5840) no Hoare annotation was computed. [2023-11-22 21:09:01,532 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 21:09:01,532 INFO L899 garLoopResultBuilder]: For program point L6633-1(line 6633) no Hoare annotation was computed. [2023-11-22 21:09:01,532 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 21:09:01,533 INFO L899 garLoopResultBuilder]: For program point L5989(line 5989) no Hoare annotation was computed. [2023-11-22 21:09:01,533 INFO L899 garLoopResultBuilder]: For program point L6022-1(lines 6022 6023) no Hoare annotation was computed. [2023-11-22 21:09:01,533 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupFINAL(lines 5926 6059) no Hoare annotation was computed. [2023-11-22 21:09:01,533 INFO L899 garLoopResultBuilder]: For program point L6024(lines 6024 6027) no Hoare annotation was computed. [2023-11-22 21:09:01,533 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 21:09:01,533 INFO L899 garLoopResultBuilder]: For program point L5992-2(line 5992) no Hoare annotation was computed. [2023-11-22 21:09:01,533 INFO L899 garLoopResultBuilder]: For program point L5992(line 5992) no Hoare annotation was computed. [2023-11-22 21:09:01,534 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 21:09:01,534 INFO L899 garLoopResultBuilder]: For program point L5943(lines 5942 6058) no Hoare annotation was computed. [2023-11-22 21:09:01,534 INFO L899 garLoopResultBuilder]: For program point L6009(lines 6009 6012) no Hoare annotation was computed. [2023-11-22 21:09:01,534 INFO L899 garLoopResultBuilder]: For program point L6042-1(line 6042) no Hoare annotation was computed. [2023-11-22 21:09:01,534 INFO L899 garLoopResultBuilder]: For program point L5960-1(line 5960) no Hoare annotation was computed. [2023-11-22 21:09:01,534 INFO L899 garLoopResultBuilder]: For program point L5993(line 5993) no Hoare annotation was computed. [2023-11-22 21:09:01,534 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 21:09:01,535 INFO L899 garLoopResultBuilder]: For program point L6043(lines 6043 6048) no Hoare annotation was computed. [2023-11-22 21:09:01,535 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 21:09:01,535 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 21:09:01,535 INFO L899 garLoopResultBuilder]: For program point L5977-1(line 5977) no Hoare annotation was computed. [2023-11-22 21:09:01,535 INFO L899 garLoopResultBuilder]: For program point L5961(lines 5961 5965) no Hoare annotation was computed. [2023-11-22 21:09:01,535 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 21:09:01,535 INFO L899 garLoopResultBuilder]: For program point L5978-1(lines 5978 5979) no Hoare annotation was computed. [2023-11-22 21:09:01,536 INFO L899 garLoopResultBuilder]: For program point L5995(line 5995) no Hoare annotation was computed. [2023-11-22 21:09:01,536 INFO L899 garLoopResultBuilder]: For program point L5830(lines 5830 5837) no Hoare annotation was computed. [2023-11-22 21:09:01,536 INFO L899 garLoopResultBuilder]: For program point L5995-2(line 5995) no Hoare annotation was computed. [2023-11-22 21:09:01,536 INFO L899 garLoopResultBuilder]: For program point L5946(lines 5946 5949) no Hoare annotation was computed. [2023-11-22 21:09:01,536 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 21:09:01,536 INFO L899 garLoopResultBuilder]: For program point L5996-2(line 5996) no Hoare annotation was computed. [2023-11-22 21:09:01,536 INFO L899 garLoopResultBuilder]: For program point L6029-3(lines 6029 6036) no Hoare annotation was computed. [2023-11-22 21:09:01,536 INFO L899 garLoopResultBuilder]: For program point L5996(line 5996) no Hoare annotation was computed. [2023-11-22 21:09:01,537 INFO L899 garLoopResultBuilder]: For program point L6029-1(line 6029) no Hoare annotation was computed. [2023-11-22 21:09:01,537 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 21:09:01,537 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 21:09:01,537 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 21:09:01,537 INFO L899 garLoopResultBuilder]: For program point L6013(lines 6013 6016) no Hoare annotation was computed. [2023-11-22 21:09:01,537 INFO L899 garLoopResultBuilder]: For program point L5997(line 5997) no Hoare annotation was computed. [2023-11-22 21:09:01,538 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 21:09:01,538 INFO L902 garLoopResultBuilder]: At program point L5639(line 5639) the Hoare annotation is: true [2023-11-22 21:09:01,538 INFO L899 garLoopResultBuilder]: For program point L5639-1(line 5639) no Hoare annotation was computed. [2023-11-22 21:09:01,538 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5627 5643) no Hoare annotation was computed. [2023-11-22 21:09:01,538 INFO L899 garLoopResultBuilder]: For program point L5634(lines 5634 5641) no Hoare annotation was computed. [2023-11-22 21:09:01,538 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5627 5643) no Hoare annotation was computed. [2023-11-22 21:09:01,538 INFO L899 garLoopResultBuilder]: For program point crc32_leEXIT(lines 6597 6599) no Hoare annotation was computed. [2023-11-22 21:09:01,538 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6597 6599) the Hoare annotation is: true [2023-11-22 21:09:01,539 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 21:09:01,539 INFO L899 garLoopResultBuilder]: For program point L5656-1(line 5656) no Hoare annotation was computed. [2023-11-22 21:09:01,539 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 5644 5660) no Hoare annotation was computed. [2023-11-22 21:09:01,539 INFO L902 garLoopResultBuilder]: At program point L5656(line 5656) the Hoare annotation is: true [2023-11-22 21:09:01,539 INFO L899 garLoopResultBuilder]: For program point L5651(lines 5651 5658) no Hoare annotation was computed. [2023-11-22 21:09:01,539 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 5644 5660) no Hoare annotation was computed. [2023-11-22 21:09:01,540 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6629 6631) the Hoare annotation is: true [2023-11-22 21:09:01,540 INFO L899 garLoopResultBuilder]: For program point skb_trimEXIT(lines 6629 6631) no Hoare annotation was computed. [2023-11-22 21:09:01,540 INFO L902 garLoopResultBuilder]: At program point L6246(line 6246) the Hoare annotation is: true [2023-11-22 21:09:01,540 INFO L899 garLoopResultBuilder]: For program point L6147(lines 6135 6314) no Hoare annotation was computed. [2023-11-22 21:09:01,540 INFO L895 garLoopResultBuilder]: At program point L6263(line 6263) the Hoare annotation is: (= ~last_index~0 0) [2023-11-22 21:09:01,540 INFO L899 garLoopResultBuilder]: For program point L6263-1(line 6263) no Hoare annotation was computed. [2023-11-22 21:09:01,541 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 21:09:01,541 INFO L899 garLoopResultBuilder]: For program point L6281-1(line 6281) no Hoare annotation was computed. [2023-11-22 21:09:01,541 INFO L899 garLoopResultBuilder]: For program point L6149(lines 6149 6308) no Hoare annotation was computed. [2023-11-22 21:09:01,541 INFO L899 garLoopResultBuilder]: For program point L6216-1(line 6216) no Hoare annotation was computed. [2023-11-22 21:09:01,541 INFO L899 garLoopResultBuilder]: For program point L6150(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,541 INFO L899 garLoopResultBuilder]: For program point L6216-2(line 6216) no Hoare annotation was computed. [2023-11-22 21:09:01,541 INFO L899 garLoopResultBuilder]: For program point L6216(line 6216) no Hoare annotation was computed. [2023-11-22 21:09:01,541 INFO L899 garLoopResultBuilder]: For program point L6150-3(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,542 INFO L899 garLoopResultBuilder]: For program point L6216-5(line 6216) no Hoare annotation was computed. [2023-11-22 21:09:01,542 INFO L899 garLoopResultBuilder]: For program point L6150-4(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,542 INFO L899 garLoopResultBuilder]: For program point L6216-6(line 6216) no Hoare annotation was computed. [2023-11-22 21:09:01,542 INFO L899 garLoopResultBuilder]: For program point L6150-1(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,542 INFO L899 garLoopResultBuilder]: For program point L6216-3(line 6216) no Hoare annotation was computed. [2023-11-22 21:09:01,542 INFO L899 garLoopResultBuilder]: For program point L6150-2(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,542 INFO L899 garLoopResultBuilder]: For program point L6216-4(line 6216) no Hoare annotation was computed. [2023-11-22 21:09:01,542 INFO L899 garLoopResultBuilder]: For program point L6150-8(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,543 INFO L899 garLoopResultBuilder]: For program point L6216-8(line 6216) no Hoare annotation was computed. [2023-11-22 21:09:01,543 INFO L899 garLoopResultBuilder]: For program point L6150-11(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,543 INFO L899 garLoopResultBuilder]: For program point L6150-9(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,543 INFO L899 garLoopResultBuilder]: For program point L6216-11(line 6216) no Hoare annotation was computed. [2023-11-22 21:09:01,543 INFO L895 garLoopResultBuilder]: At program point L6167(line 6167) the Hoare annotation is: (= ~last_index~0 0) [2023-11-22 21:09:01,543 INFO L899 garLoopResultBuilder]: For program point L6150-15(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,543 INFO L899 garLoopResultBuilder]: For program point L6167-1(line 6167) no Hoare annotation was computed. [2023-11-22 21:09:01,544 INFO L899 garLoopResultBuilder]: For program point L6150-16(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,544 INFO L899 garLoopResultBuilder]: For program point L6150-14(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,544 INFO L899 garLoopResultBuilder]: For program point L6150-20(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,544 INFO L899 garLoopResultBuilder]: For program point L6150-21(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,544 INFO L899 garLoopResultBuilder]: For program point L6150-22(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,544 INFO L899 garLoopResultBuilder]: For program point L6150-27(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,544 INFO L899 garLoopResultBuilder]: For program point L6150-28(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,544 INFO L899 garLoopResultBuilder]: For program point L6150-26(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,545 INFO L899 garLoopResultBuilder]: For program point L6150-32(line 6150) no Hoare annotation was computed. [2023-11-22 21:09:01,545 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 21:09:01,545 INFO L899 garLoopResultBuilder]: For program point L6118-1(line 6118) no Hoare annotation was computed. [2023-11-22 21:09:01,545 INFO L902 garLoopResultBuilder]: At program point L6300(line 6300) the Hoare annotation is: true [2023-11-22 21:09:01,545 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-22 21:09:01,545 INFO L899 garLoopResultBuilder]: For program point L6136-1(line 6136) no Hoare annotation was computed. [2023-11-22 21:09:01,545 INFO L899 garLoopResultBuilder]: For program point L6582(lines 6582 6585) no Hoare annotation was computed. [2023-11-22 21:09:01,546 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 21:09:01,546 INFO L899 garLoopResultBuilder]: For program point L6219(lines 6149 6308) no Hoare annotation was computed. [2023-11-22 21:09:01,546 INFO L899 garLoopResultBuilder]: For program point L6252-1(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,546 INFO L899 garLoopResultBuilder]: For program point L6252-2(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,546 INFO L899 garLoopResultBuilder]: For program point L6252(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,546 INFO L899 garLoopResultBuilder]: For program point L6252-5(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,546 INFO L899 garLoopResultBuilder]: For program point L6153(lines 6149 6308) no Hoare annotation was computed. [2023-11-22 21:09:01,547 INFO L899 garLoopResultBuilder]: For program point L6252-3(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,547 INFO L899 garLoopResultBuilder]: For program point L6252-9(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,547 INFO L899 garLoopResultBuilder]: For program point L6252-10(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,547 INFO L899 garLoopResultBuilder]: For program point L6252-8(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,547 INFO L899 garLoopResultBuilder]: For program point L6252-14(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,547 INFO L899 garLoopResultBuilder]: For program point L6252-17(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,547 INFO L899 garLoopResultBuilder]: For program point L6252-15(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,547 INFO L899 garLoopResultBuilder]: For program point L6252-21(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,548 INFO L899 garLoopResultBuilder]: For program point L6252-20(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,548 INFO L899 garLoopResultBuilder]: For program point L6252-24(line 6252) no Hoare annotation was computed. [2023-11-22 21:09:01,548 INFO L895 garLoopResultBuilder]: At program point L6286(line 6286) the Hoare annotation is: (= ~last_index~0 0) [2023-11-22 21:09:01,548 INFO L899 garLoopResultBuilder]: For program point L6286-1(line 6286) no Hoare annotation was computed. [2023-11-22 21:09:01,548 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 21:09:01,548 INFO L899 garLoopResultBuilder]: For program point L6584-1(lines 6577 6588) no Hoare annotation was computed. [2023-11-22 21:09:01,548 INFO L899 garLoopResultBuilder]: For program point L6138-1(line 6138) no Hoare annotation was computed. [2023-11-22 21:09:01,549 INFO L895 garLoopResultBuilder]: At program point L6584(line 6584) the Hoare annotation is: false [2023-11-22 21:09:01,549 INFO L899 garLoopResultBuilder]: For program point L6255(lines 6149 6308) no Hoare annotation was computed. [2023-11-22 21:09:01,549 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 21:09:01,549 INFO L899 garLoopResultBuilder]: For program point L6107-1(line 6107) no Hoare annotation was computed. [2023-11-22 21:09:01,549 INFO L895 garLoopResultBuilder]: At program point L6173(line 6173) the Hoare annotation is: (= ~last_index~0 0) [2023-11-22 21:09:01,549 INFO L899 garLoopResultBuilder]: For program point L6173-1(line 6173) no Hoare annotation was computed. [2023-11-22 21:09:01,549 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-22 21:09:01,549 INFO L899 garLoopResultBuilder]: For program point L6306(line 6306) no Hoare annotation was computed. [2023-11-22 21:09:01,550 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 21:09:01,550 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 6135 6314) no Hoare annotation was computed. [2023-11-22 21:09:01,550 INFO L899 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2023-11-22 21:09:01,550 INFO L902 garLoopResultBuilder]: At program point L6307(line 6307) the Hoare annotation is: true [2023-11-22 21:09:01,550 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 21:09:01,550 INFO L899 garLoopResultBuilder]: For program point L6142-1(line 6142) no Hoare annotation was computed. [2023-11-22 21:09:01,550 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 21:09:01,551 INFO L899 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2023-11-22 21:09:01,551 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 21:09:01,551 INFO L899 garLoopResultBuilder]: For program point L6258-1(line 6258) no Hoare annotation was computed. [2023-11-22 21:09:01,551 INFO L899 garLoopResultBuilder]: For program point eem_bind_returnLabel#1(lines 5841 5859) no Hoare annotation was computed. [2023-11-22 21:09:01,551 INFO L902 garLoopResultBuilder]: At program point L6210(line 6210) the Hoare annotation is: true [2023-11-22 21:09:01,551 INFO L899 garLoopResultBuilder]: For program point L5848(lines 5848 5854) no Hoare annotation was computed. [2023-11-22 21:09:01,551 INFO L899 garLoopResultBuilder]: For program point dev_kfree_skb_anyEXIT(lines 5716 5722) no Hoare annotation was computed. [2023-11-22 21:09:01,552 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5716 5722) the Hoare annotation is: true [2023-11-22 21:09:01,552 INFO L899 garLoopResultBuilder]: For program point L5568(lines 5568 5572) no Hoare annotation was computed. [2023-11-22 21:09:01,552 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupEXIT(lines 5860 5925) no Hoare annotation was computed. [2023-11-22 21:09:01,552 INFO L899 garLoopResultBuilder]: For program point L5916-1(line 5916) no Hoare annotation was computed. [2023-11-22 21:09:01,552 INFO L902 garLoopResultBuilder]: At program point L5916(line 5916) the Hoare annotation is: true [2023-11-22 21:09:01,552 INFO L899 garLoopResultBuilder]: For program point L5908-1(line 5908) no Hoare annotation was computed. [2023-11-22 21:09:01,552 INFO L895 garLoopResultBuilder]: At program point L5908(line 5908) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0))) [2023-11-22 21:09:01,552 INFO L899 garLoopResultBuilder]: For program point L5917-2(line 5917) no Hoare annotation was computed. [2023-11-22 21:09:01,553 INFO L899 garLoopResultBuilder]: For program point L5917(line 5917) no Hoare annotation was computed. [2023-11-22 21:09:01,553 INFO L902 garLoopResultBuilder]: At program point L5917-4(line 5917) the Hoare annotation is: true [2023-11-22 21:09:01,553 INFO L899 garLoopResultBuilder]: For program point L5917-5(line 5917) no Hoare annotation was computed. [2023-11-22 21:09:01,553 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$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-22 21:09:01,553 INFO L899 garLoopResultBuilder]: For program point L5918(lines 5918 5922) no Hoare annotation was computed. [2023-11-22 21:09:01,553 INFO L899 garLoopResultBuilder]: For program point L5885-2(lines 5885 5902) no Hoare annotation was computed. [2023-11-22 21:09:01,553 INFO L899 garLoopResultBuilder]: For program point L5885(lines 5885 5902) no Hoare annotation was computed. [2023-11-22 21:09:01,554 INFO L899 garLoopResultBuilder]: For program point L5918-1(lines 5918 5922) no Hoare annotation was computed. [2023-11-22 21:09:01,554 INFO L899 garLoopResultBuilder]: For program point L5910(lines 5875 5924) no Hoare annotation was computed. [2023-11-22 21:09:01,554 INFO L899 garLoopResultBuilder]: For program point L5894(lines 5894 5900) no Hoare annotation was computed. [2023-11-22 21:09:01,554 INFO L902 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2023-11-22 21:09:01,554 INFO L899 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2023-11-22 21:09:01,554 INFO L895 garLoopResultBuilder]: At program point L5911(line 5911) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-22 21:09:01,554 INFO L899 garLoopResultBuilder]: For program point L5911-1(line 5911) no Hoare annotation was computed. [2023-11-22 21:09:01,555 INFO L899 garLoopResultBuilder]: For program point L5614(line 5614) no Hoare annotation was computed. [2023-11-22 21:09:01,555 INFO L899 garLoopResultBuilder]: For program point L5614-2(line 5614) no Hoare annotation was computed. [2023-11-22 21:09:01,555 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-22 21:09:01,555 INFO L902 garLoopResultBuilder]: At program point L5920(line 5920) the Hoare annotation is: true [2023-11-22 21:09:01,555 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupFINAL(lines 5860 5925) no Hoare annotation was computed. [2023-11-22 21:09:01,555 INFO L895 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-22 21:09:01,555 INFO L899 garLoopResultBuilder]: For program point L5565(lines 5565 5575) no Hoare annotation was computed. [2023-11-22 21:09:01,556 INFO L899 garLoopResultBuilder]: For program point L5565-1(lines 5565 5575) no Hoare annotation was computed. [2023-11-22 21:09:01,556 INFO L899 garLoopResultBuilder]: For program point L5904(lines 5904 5907) no Hoare annotation was computed. [2023-11-22 21:09:01,556 INFO L899 garLoopResultBuilder]: For program point L5880-2(lines 5880 5883) no Hoare annotation was computed. [2023-11-22 21:09:01,556 INFO L895 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-22 21:09:01,556 INFO L899 garLoopResultBuilder]: For program point L5880(lines 5880 5883) no Hoare annotation was computed. [2023-11-22 21:09:01,556 INFO L899 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2023-11-22 21:09:01,556 INFO L899 garLoopResultBuilder]: For program point L6616-1(line 6616) no Hoare annotation was computed. [2023-11-22 21:09:01,557 INFO L895 garLoopResultBuilder]: At program point L6616(line 6616) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-22 21:09:01,557 INFO L899 garLoopResultBuilder]: For program point L5890(lines 5890 5893) no Hoare annotation was computed. [2023-11-22 21:09:01,560 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-22 21:09:01,563 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-22 21:09:01,574 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~last_index~0 [2023-11-22 21:09:01,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~last_index~0 [2023-11-22 21:09:01,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:09:01 BoogieIcfgContainer [2023-11-22 21:09:01,578 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-22 21:09:01,578 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-22 21:09:01,578 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-22 21:09:01,579 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-22 21:09:01,579 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:08:39" (3/4) ... [2023-11-22 21:09:01,581 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-22 21:09:01,584 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usbnet_disconnect [2023-11-22 21:09:01,584 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure put_unaligned_le16 [2023-11-22 21:09:01,584 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_push [2023-11-22 21:09:01,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2023-11-22 21:09:01,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-22 21:09:01,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_clone [2023-11-22 21:09:01,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-22 21:09:01,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free [2023-11-22 21:09:01,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2023-11-22 21:09:01,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_put [2023-11-22 21:09:01,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_rx_fixup [2023-11-22 21:09:01,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-22 21:09:01,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-22 21:09:01,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure crc32_le [2023-11-22 21:09:01,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_warn [2023-11-22 21:09:01,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_pull [2023-11-22 21:09:01,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-22 21:09:01,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-22 21:09:01,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_trim [2023-11-22 21:09:01,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_any [2023-11-22 21:09:01,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_tx_fixup [2023-11-22 21:09:01,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2023-11-22 21:09:01,612 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 176 nodes and edges [2023-11-22 21:09:01,614 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 62 nodes and edges [2023-11-22 21:09:01,616 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-22 21:09:01,617 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-22 21:09:01,619 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-22 21:09:01,620 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-22 21:09:01,658 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-22 21:09:01,660 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-22 21:09:01,661 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 21:09:01,662 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-22 21:09:01,760 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-22 21:09:01,760 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-22 21:09:01,761 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 21:09:01,761 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-22 21:09:01,806 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-22 21:09:01,807 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2023-11-22 21:09:01,807 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-22 21:09:01,807 INFO L158 Benchmark]: Toolchain (without parser) took 25501.76ms. Allocated memory was 178.3MB in the beginning and 463.5MB in the end (delta: 285.2MB). Free memory was 142.2MB in the beginning and 302.2MB in the end (delta: -160.0MB). Peak memory consumption was 125.5MB. Max. memory is 16.1GB. [2023-11-22 21:09:01,808 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-22 21:09:01,808 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1391.02ms. Allocated memory is still 178.3MB. Free memory was 142.2MB in the beginning and 123.7MB in the end (delta: 18.4MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. [2023-11-22 21:09:01,808 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.04ms. Allocated memory is still 178.3MB. Free memory was 123.7MB in the beginning and 115.6MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-22 21:09:01,808 INFO L158 Benchmark]: Boogie Preprocessor took 135.84ms. Allocated memory is still 178.3MB. Free memory was 115.6MB in the beginning and 107.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-22 21:09:01,809 INFO L158 Benchmark]: RCFGBuilder took 1811.22ms. Allocated memory was 178.3MB in the beginning and 264.2MB in the end (delta: 86.0MB). Free memory was 107.2MB in the beginning and 164.9MB in the end (delta: -57.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2023-11-22 21:09:01,809 INFO L158 Benchmark]: TraceAbstraction took 21796.79ms. Allocated memory was 264.2MB in the beginning and 463.5MB in the end (delta: 199.2MB). Free memory was 164.9MB in the beginning and 325.3MB in the end (delta: -160.4MB). Peak memory consumption was 243.7MB. Max. memory is 16.1GB. [2023-11-22 21:09:01,809 INFO L158 Benchmark]: Witness Printer took 228.63ms. Allocated memory is still 463.5MB. Free memory was 325.3MB in the beginning and 302.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-22 21:09:01,811 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1391.02ms. Allocated memory is still 178.3MB. Free memory was 142.2MB in the beginning and 123.7MB in the end (delta: 18.4MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.04ms. Allocated memory is still 178.3MB. Free memory was 123.7MB in the beginning and 115.6MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 135.84ms. Allocated memory is still 178.3MB. Free memory was 115.6MB in the beginning and 107.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1811.22ms. Allocated memory was 178.3MB in the beginning and 264.2MB in the end (delta: 86.0MB). Free memory was 107.2MB in the beginning and 164.9MB in the end (delta: -57.7MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * TraceAbstraction took 21796.79ms. Allocated memory was 264.2MB in the beginning and 463.5MB in the end (delta: 199.2MB). Free memory was 164.9MB in the beginning and 325.3MB in the end (delta: -160.4MB). Peak memory consumption was 243.7MB. Max. memory is 16.1GB. * Witness Printer took 228.63ms. Allocated memory is still 463.5MB. Free memory was 325.3MB in the beginning and 302.2MB 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: 21.7s, OverallIterations: 5, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 16.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3874 SdHoareTripleChecker+Valid, 15.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3671 mSDsluCounter, 5869 SdHoareTripleChecker+Invalid, 14.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4618 mSDsCounter, 1666 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4488 IncrementalHoareTripleChecker+Invalid, 6154 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1666 mSolverCounterUnsat, 1251 mSDtfsCounter, 4488 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, 0.5s 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: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 1398 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 78 LocationsWithAnnotation, 2319 PreInvPairs, 2561 NumberOfFragments, 673 HoareAnnotationTreeSize, 2319 FomulaSimplifications, 52759 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 78 FomulaSimplificationsInter, 6337 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s 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 21:09:01,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE