./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/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 --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:04:19,319 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:04:19,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 23:04:19,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:04:19,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:04:19,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:04:19,512 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:04:19,513 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:04:19,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:04:19,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:04:19,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:04:19,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:04:19,524 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:04:19,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:04:19,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:04:19,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:04:19,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:04:19,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:04:19,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:04:19,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:04:19,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:04:19,530 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:04:19,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:04:19,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:04:19,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:04:19,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:04:19,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:04:19,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:04:19,534 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:04:19,535 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:04:19,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:04:19,536 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:04:19,537 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:04:19,537 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:04:19,537 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:04:19,538 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:04:19,538 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ad15ea2ee4e38087fdbbd25111673bb935102e85f8e91f44e32009dacc41114 [2023-11-06 23:04:19,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:04:19,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:04:19,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:04:19,955 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:04:19,956 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:04:19,957 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/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 [2023-11-06 23:04:23,712 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:04:24,407 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:04:24,407 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/sv-benchmarks/c/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 [2023-11-06 23:04:24,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/data/cb97a9b61/34996c2deed6437c9da776c6418563e9/FLAG4a0f35595 [2023-11-06 23:04:24,469 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/data/cb97a9b61/34996c2deed6437c9da776c6418563e9 [2023-11-06 23:04:24,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:04:24,475 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:04:24,477 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:04:24,477 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:04:24,484 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:04:24,485 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:24" (1/1) ... [2023-11-06 23:04:24,487 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3785f675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:24, skipping insertion in model container [2023-11-06 23:04:24,487 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:24" (1/1) ... [2023-11-06 23:04:24,615 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:04:25,724 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/sv-benchmarks/c/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] [2023-11-06 23:04:26,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:04:26,137 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:04:26,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5489] [2023-11-06 23:04:26,328 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/sv-benchmarks/c/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] [2023-11-06 23:04:26,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:04:26,623 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:04:26,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26 WrapperNode [2023-11-06 23:04:26,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:04:26,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:04:26,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:04:26,627 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:04:26,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:26,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:26,833 INFO L138 Inliner]: procedures = 125, calls = 354, calls flagged for inlining = 59, calls inlined = 54, statements flattened = 1111 [2023-11-06 23:04:26,834 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:04:26,835 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:04:26,835 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:04:26,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:04:26,847 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:26,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:26,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:26,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:26,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:26,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:26,985 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:27,001 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:27,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:04:27,021 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:04:27,022 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:04:27,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:04:27,023 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (1/1) ... [2023-11-06 23:04:27,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:04:27,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:04:27,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:04:27,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:04:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 23:04:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 23:04:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 23:04:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 23:04:27,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 23:04:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 23:04:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-06 23:04:27,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-06 23:04:27,100 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-06 23:04:27,101 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-06 23:04:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2023-11-06 23:04:27,101 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2023-11-06 23:04:27,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-06 23:04:27,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-06 23:04:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 23:04:27,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 23:04:27,103 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-11-06 23:04:27,104 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-11-06 23:04:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 23:04:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-06 23:04:27,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-06 23:04:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-11-06 23:04:27,104 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-11-06 23:04:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 23:04:27,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 23:04:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2023-11-06 23:04:27,105 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2023-11-06 23:04:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 23:04:27,106 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 23:04:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:04:27,106 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:04:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure eem_rx_fixup [2023-11-06 23:04:27,107 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_rx_fixup [2023-11-06 23:04:27,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 23:04:27,108 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-06 23:04:27,108 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-06 23:04:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-06 23:04:27,109 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-06 23:04:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:04:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:04:27,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 23:04:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 23:04:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-06 23:04:27,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-06 23:04:27,110 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-06 23:04:27,110 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-06 23:04:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:04:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 23:04:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-06 23:04:27,111 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-06 23:04:27,111 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-06 23:04:27,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-06 23:04:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:04:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 23:04:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-06 23:04:27,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-06 23:04:27,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:04:27,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:04:27,113 INFO L130 BoogieDeclarations]: Found specification of procedure eem_tx_fixup [2023-11-06 23:04:27,113 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_tx_fixup [2023-11-06 23:04:27,449 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:04:27,452 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:04:27,532 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 23:04:29,822 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:04:29,840 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:04:29,841 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 23:04:29,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:29 BoogieIcfgContainer [2023-11-06 23:04:29,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:04:29,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:04:29,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:04:29,852 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:04:29,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:04:24" (1/3) ... [2023-11-06 23:04:29,853 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4519aaf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:29, skipping insertion in model container [2023-11-06 23:04:29,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:26" (2/3) ... [2023-11-06 23:04:29,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4519aaf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:29, skipping insertion in model container [2023-11-06 23:04:29,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:29" (3/3) ... [2023-11-06 23:04:29,857 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 [2023-11-06 23:04:29,879 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:04:29,879 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:04:29,964 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:04:29,971 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=LoopsAndPotentialCycles, 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;@7122d2c0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:04:29,971 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:04:29,978 INFO L276 IsEmpty]: Start isEmpty. Operand has 331 states, 257 states have (on average 1.3891050583657587) internal successors, (357), 266 states have internal predecessors, (357), 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) [2023-11-06 23:04:29,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-06 23:04:29,991 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:29,992 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 23:04:29,992 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:29,997 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:29,998 INFO L85 PathProgramCache]: Analyzing trace with hash -782013821, now seen corresponding path program 1 times [2023-11-06 23:04:30,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:30,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382156915] [2023-11-06 23:04:30,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:30,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:30,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:30,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:04:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:30,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 23:04:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:30,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 23:04:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:30,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 23:04:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:30,962 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-06 23:04:30,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:30,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382156915] [2023-11-06 23:04:30,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382156915] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:30,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:30,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:04:30,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926571806] [2023-11-06 23:04:30,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:30,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:04:30,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:31,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:04:31,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:04:31,024 INFO L87 Difference]: Start difference. First operand has 331 states, 257 states have (on average 1.3891050583657587) internal successors, (357), 266 states have internal predecessors, (357), 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 5.4) internal successors, (27), 3 states have internal predecessors, (27), 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) [2023-11-06 23:04:32,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:04:35,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:35,062 INFO L93 Difference]: Finished difference Result 1168 states and 1722 transitions. [2023-11-06 23:04:35,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 23:04:35,064 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 3 states have internal predecessors, (27), 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 42 [2023-11-06 23:04:35,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:35,084 INFO L225 Difference]: With dead ends: 1168 [2023-11-06 23:04:35,084 INFO L226 Difference]: Without dead ends: 826 [2023-11-06 23:04:35,092 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 [2023-11-06 23:04:35,095 INFO L413 NwaCegarLoop]: 342 mSDtfsCounter, 977 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 1112 SdHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:35,096 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1027 Valid, 1112 Invalid, 817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 483 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-11-06 23:04:35,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2023-11-06 23:04:35,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 603. [2023-11-06 23:04:35,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 603 states, 477 states have (on average 1.3542976939203355) internal successors, (646), 483 states have internal predecessors, (646), 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) [2023-11-06 23:04:35,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 817 transitions. [2023-11-06 23:04:35,243 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 817 transitions. Word has length 42 [2023-11-06 23:04:35,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:35,244 INFO L495 AbstractCegarLoop]: Abstraction has 603 states and 817 transitions. [2023-11-06 23:04:35,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 3 states have internal predecessors, (27), 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) [2023-11-06 23:04:35,245 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 817 transitions. [2023-11-06 23:04:35,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-06 23:04:35,254 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:35,255 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-06 23:04:35,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 23:04:35,256 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:35,257 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:35,257 INFO L85 PathProgramCache]: Analyzing trace with hash -984789751, now seen corresponding path program 1 times [2023-11-06 23:04:35,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:35,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249652216] [2023-11-06 23:04:35,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:35,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:35,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:04:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:35,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 23:04:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:35,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 23:04:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:35,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 23:04:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:35,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 23:04:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-06 23:04:35,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:35,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249652216] [2023-11-06 23:04:35,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249652216] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:35,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:35,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 23:04:35,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805813833] [2023-11-06 23:04:35,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:35,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 23:04:35,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:35,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 23:04:35,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:04:35,725 INFO L87 Difference]: Start difference. First operand 603 states and 817 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 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) [2023-11-06 23:04:38,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:38,312 INFO L93 Difference]: Finished difference Result 1625 states and 2319 transitions. [2023-11-06 23:04:38,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:04:38,313 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 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 52 [2023-11-06 23:04:38,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:38,326 INFO L225 Difference]: With dead ends: 1625 [2023-11-06 23:04:38,326 INFO L226 Difference]: Without dead ends: 1616 [2023-11-06 23:04:38,328 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:04:38,329 INFO L413 NwaCegarLoop]: 328 mSDtfsCounter, 1000 mSDsluCounter, 1369 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 329 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 1067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 329 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:38,330 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1049 Valid, 1697 Invalid, 1067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [329 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-06 23:04:38,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1616 states. [2023-11-06 23:04:38,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1616 to 1299. [2023-11-06 23:04:38,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1299 states, 1032 states have (on average 1.37015503875969) internal successors, (1414), 1046 states have internal predecessors, (1414), 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) [2023-11-06 23:04:38,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1799 transitions. [2023-11-06 23:04:38,466 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1799 transitions. Word has length 52 [2023-11-06 23:04:38,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:38,467 INFO L495 AbstractCegarLoop]: Abstraction has 1299 states and 1799 transitions. [2023-11-06 23:04:38,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 5 states have internal predecessors, (32), 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) [2023-11-06 23:04:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1799 transitions. [2023-11-06 23:04:38,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-06 23:04:38,476 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:38,477 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:04:38,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 23:04:38,477 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:38,478 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:38,478 INFO L85 PathProgramCache]: Analyzing trace with hash -285965336, now seen corresponding path program 1 times [2023-11-06 23:04:38,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:38,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426325704] [2023-11-06 23:04:38,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:38,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:04:38,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 23:04:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 23:04:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 23:04:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 23:04:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 23:04:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 23:04:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 23:04:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:38,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 23:04:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 23:04:39,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 23:04:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 23:04:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 23:04:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 23:04:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 23:04:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-06 23:04:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:39,119 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-06 23:04:39,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:39,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426325704] [2023-11-06 23:04:39,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426325704] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:39,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:39,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 23:04:39,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866388839] [2023-11-06 23:04:39,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:39,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 23:04:39,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:39,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 23:04:39,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-06 23:04:39,123 INFO L87 Difference]: Start difference. First operand 1299 states and 1799 transitions. Second operand has 8 states, 8 states have (on average 12.25) internal successors, (98), 3 states have internal predecessors, (98), 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) [2023-11-06 23:04:42,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:42,992 INFO L93 Difference]: Finished difference Result 3187 states and 4503 transitions. [2023-11-06 23:04:42,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:04:42,992 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 3 states have internal predecessors, (98), 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 165 [2023-11-06 23:04:42,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:43,006 INFO L225 Difference]: With dead ends: 3187 [2023-11-06 23:04:43,006 INFO L226 Difference]: Without dead ends: 1904 [2023-11-06 23:04:43,013 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 [2023-11-06 23:04:43,021 INFO L413 NwaCegarLoop]: 313 mSDtfsCounter, 351 mSDsluCounter, 1128 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 1441 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:43,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 1441 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 860 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-06 23:04:43,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1904 states. [2023-11-06 23:04:43,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1904 to 1528. [2023-11-06 23:04:43,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1528 states, 1234 states have (on average 1.386547811993517) internal successors, (1711), 1250 states have internal predecessors, (1711), 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) [2023-11-06 23:04:43,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 2126 transitions. [2023-11-06 23:04:43,158 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 2126 transitions. Word has length 165 [2023-11-06 23:04:43,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:43,159 INFO L495 AbstractCegarLoop]: Abstraction has 1528 states and 2126 transitions. [2023-11-06 23:04:43,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 3 states have internal predecessors, (98), 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) [2023-11-06 23:04:43,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2126 transitions. [2023-11-06 23:04:43,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-06 23:04:43,165 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:43,166 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:04:43,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 23:04:43,166 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:43,167 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:43,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1790211368, now seen corresponding path program 1 times [2023-11-06 23:04:43,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:43,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837943107] [2023-11-06 23:04:43,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:43,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:04:43,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 23:04:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 23:04:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 23:04:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 23:04:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-06 23:04:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 23:04:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-06 23:04:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 23:04:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 23:04:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 23:04:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 23:04:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 23:04:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 23:04:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 23:04:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 23:04:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 23:04:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 23:04:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:43,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2023-11-06 23:04:43,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:43,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837943107] [2023-11-06 23:04:43,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837943107] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:43,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:43,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 23:04:43,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141064539] [2023-11-06 23:04:43,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:43,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 23:04:43,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:43,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 23:04:43,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:04:43,764 INFO L87 Difference]: Start difference. First operand 1528 states and 2126 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 4 states have internal predecessors, (110), 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) [2023-11-06 23:04:48,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:48,134 INFO L93 Difference]: Finished difference Result 4955 states and 7041 transitions. [2023-11-06 23:04:48,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 23:04:48,135 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 4 states have internal predecessors, (110), 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 187 [2023-11-06 23:04:48,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:48,159 INFO L225 Difference]: With dead ends: 4955 [2023-11-06 23:04:48,160 INFO L226 Difference]: Without dead ends: 3454 [2023-11-06 23:04:48,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:04:48,173 INFO L413 NwaCegarLoop]: 377 mSDtfsCounter, 1558 mSDsluCounter, 1442 mSDsCounter, 0 mSdLazyCounter, 943 mSolverCounterSat, 651 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 1594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 651 IncrementalHoareTripleChecker+Valid, 943 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:48,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1618 Valid, 1819 Invalid, 1594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [651 Valid, 943 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2023-11-06 23:04:48,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3454 states. [2023-11-06 23:04:48,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3454 to 2724. [2023-11-06 23:04:48,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2724 states, 2190 states have (on average 1.373972602739726) internal successors, (3009), 2222 states have internal predecessors, (3009), 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) [2023-11-06 23:04:48,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2724 states and 3752 transitions. [2023-11-06 23:04:48,431 INFO L78 Accepts]: Start accepts. Automaton has 2724 states and 3752 transitions. Word has length 187 [2023-11-06 23:04:48,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:48,432 INFO L495 AbstractCegarLoop]: Abstraction has 2724 states and 3752 transitions. [2023-11-06 23:04:48,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 4 states have internal predecessors, (110), 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) [2023-11-06 23:04:48,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3752 transitions. [2023-11-06 23:04:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-06 23:04:48,442 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:48,442 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:04:48,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 23:04:48,443 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:48,443 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:48,443 INFO L85 PathProgramCache]: Analyzing trace with hash -539955375, now seen corresponding path program 1 times [2023-11-06 23:04:48,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:48,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654956666] [2023-11-06 23:04:48,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:48,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:04:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:04:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 23:04:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-06 23:04:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 23:04:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-06 23:04:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-06 23:04:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-06 23:04:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 23:04:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-06 23:04:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 23:04:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 23:04:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-06 23:04:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 23:04:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-06 23:04:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-06 23:04:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 23:04:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 23:04:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-06 23:04:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:04:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:04:49,853 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-06 23:04:49,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:04:49,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654956666] [2023-11-06 23:04:49,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654956666] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:04:49,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:04:49,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-06 23:04:49,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408949667] [2023-11-06 23:04:49,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:04:49,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-06 23:04:49,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:04:49,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-06 23:04:49,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-06 23:04:49,857 INFO L87 Difference]: Start difference. First operand 2724 states and 3752 transitions. Second operand has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 8 states have internal predecessors, (110), 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) [2023-11-06 23:04:54,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:04:54,169 INFO L93 Difference]: Finished difference Result 4387 states and 6130 transitions. [2023-11-06 23:04:54,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 23:04:54,170 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 8 states have internal predecessors, (110), 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 189 [2023-11-06 23:04:54,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:04:54,175 INFO L225 Difference]: With dead ends: 4387 [2023-11-06 23:04:54,175 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 23:04:54,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2023-11-06 23:04:54,186 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 898 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 1612 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 910 SdHoareTripleChecker+Valid, 1799 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 1612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:04:54,187 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [910 Valid, 1799 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [318 Valid, 1612 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2023-11-06 23:04:54,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 23:04:54,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 23:04:54,188 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) [2023-11-06 23:04:54,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 23:04:54,189 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 189 [2023-11-06 23:04:54,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:04:54,190 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:04:54,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.461538461538462) internal successors, (110), 8 states have internal predecessors, (110), 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) [2023-11-06 23:04:54,190 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:04:54,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 23:04:54,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:04:54,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 23:04:54,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 23:04:58,015 INFO L899 garLoopResultBuilder]: For program point skb_putFINAL(lines 6624 6628) no Hoare annotation was computed. [2023-11-06 23:04:58,015 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))) [2023-11-06 23:04:58,016 INFO L899 garLoopResultBuilder]: For program point skb_putEXIT(lines 6624 6628) no Hoare annotation was computed. [2023-11-06 23:04:58,016 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 5677 5683) no Hoare annotation was computed. [2023-11-06 23:04:58,016 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 5677 5683) the Hoare annotation is: true [2023-11-06 23:04:58,016 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5681) no Hoare annotation was computed. [2023-11-06 23:04:58,017 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 5677 5683) no Hoare annotation was computed. [2023-11-06 23:04:58,017 INFO L899 garLoopResultBuilder]: For program point netdev_warnEXIT(lines 6609 6611) no Hoare annotation was computed. [2023-11-06 23:04:58,017 INFO L899 garLoopResultBuilder]: For program point netdev_warnFINAL(lines 6609 6611) no Hoare annotation was computed. [2023-11-06 23:04:58,018 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6609 6611) the Hoare annotation is: true [2023-11-06 23:04:58,018 INFO L899 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2023-11-06 23:04:58,018 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|))) [2023-11-06 23:04:58,019 INFO L899 garLoopResultBuilder]: For program point skb_pullFINAL(lines 6618 6620) no Hoare annotation was computed. [2023-11-06 23:04:58,019 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|))) [2023-11-06 23:04:58,019 INFO L899 garLoopResultBuilder]: For program point skb_pullEXIT(lines 6618 6620) no Hoare annotation was computed. [2023-11-06 23:04:58,019 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 5684 5690) the Hoare annotation is: true [2023-11-06 23:04:58,019 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 5684 5690) no Hoare annotation was computed. [2023-11-06 23:04:58,020 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 5691 5696) no Hoare annotation was computed. [2023-11-06 23:04:58,020 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5691 5696) the Hoare annotation is: true [2023-11-06 23:04:58,020 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 5691 5696) no Hoare annotation was computed. [2023-11-06 23:04:58,020 INFO L899 garLoopResultBuilder]: For program point usbnet_disconnectFINAL(lines 6655 6657) no Hoare annotation was computed. [2023-11-06 23:04:58,020 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6655 6657) the Hoare annotation is: true [2023-11-06 23:04:58,020 INFO L899 garLoopResultBuilder]: For program point usbnet_disconnectEXIT(lines 6655 6657) no Hoare annotation was computed. [2023-11-06 23:04:58,021 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))) [2023-11-06 23:04:58,021 INFO L899 garLoopResultBuilder]: For program point put_unaligned_le16FINAL(lines 5748 5754) no Hoare annotation was computed. [2023-11-06 23:04:58,021 INFO L899 garLoopResultBuilder]: For program point put_unaligned_le16EXIT(lines 5748 5754) no Hoare annotation was computed. [2023-11-06 23:04:58,023 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|))) [2023-11-06 23:04:58,023 INFO L899 garLoopResultBuilder]: For program point skb_pushFINAL(lines 6621 6623) no Hoare annotation was computed. [2023-11-06 23:04:58,023 INFO L899 garLoopResultBuilder]: For program point L6622-1(line 6622) no Hoare annotation was computed. [2023-11-06 23:04:58,024 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|))) [2023-11-06 23:04:58,024 INFO L899 garLoopResultBuilder]: For program point skb_pushEXIT(lines 6621 6623) no Hoare annotation was computed. [2023-11-06 23:04:58,024 INFO L899 garLoopResultBuilder]: For program point L6433-1(lines 6433 6436) no Hoare annotation was computed. [2023-11-06 23:04:58,024 INFO L899 garLoopResultBuilder]: For program point L6433(lines 6433 6436) no Hoare annotation was computed. [2023-11-06 23:04:58,024 INFO L899 garLoopResultBuilder]: For program point L6423(lines 6423 6427) no Hoare annotation was computed. [2023-11-06 23:04:58,024 INFO L899 garLoopResultBuilder]: For program point L6419-1(lines 6419 6422) no Hoare annotation was computed. [2023-11-06 23:04:58,025 INFO L899 garLoopResultBuilder]: For program point L6419(lines 6419 6422) no Hoare annotation was computed. [2023-11-06 23:04:58,025 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$.offset)|) (= ~last_index~0 0))) [2023-11-06 23:04:58,025 INFO L895 garLoopResultBuilder]: At program point L6432-2(lines 6432 6439) the Hoare annotation is: (not (= |old(~last_index~0)| 0)) [2023-11-06 23:04:58,025 INFO L899 garLoopResultBuilder]: For program point L6432-3(lines 6432 6439) no Hoare annotation was computed. [2023-11-06 23:04:58,025 INFO L899 garLoopResultBuilder]: For program point L6430-1(lines 6411 6445) no Hoare annotation was computed. [2023-11-06 23:04:58,025 INFO L899 garLoopResultBuilder]: For program point L6418-3(lines 6415 6444) no Hoare annotation was computed. [2023-11-06 23:04:58,028 INFO L895 garLoopResultBuilder]: At program point L6418-2(lines 6418 6429) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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))) [2023-11-06 23:04:58,029 INFO L899 garLoopResultBuilder]: For program point ldv_set_removeEXIT(lines 6411 6445) no Hoare annotation was computed. [2023-11-06 23:04:58,030 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-06 23:04:58,030 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-06 23:04:58,030 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))) [2023-11-06 23:04:58,030 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2023-11-06 23:04:58,030 INFO L899 garLoopResultBuilder]: For program point skb_cloneFINAL(lines 6612 6614) no Hoare annotation was computed. [2023-11-06 23:04:58,030 INFO L899 garLoopResultBuilder]: For program point skb_cloneEXIT(lines 6612 6614) no Hoare annotation was computed. [2023-11-06 23:04:58,031 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|))) [2023-11-06 23:04:58,031 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2023-11-06 23:04:58,031 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|))) [2023-11-06 23:04:58,031 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5624 5626) the Hoare annotation is: true [2023-11-06 23:04:58,031 INFO L899 garLoopResultBuilder]: For program point L5625-2(lines 5624 5626) no Hoare annotation was computed. [2023-11-06 23:04:58,031 INFO L899 garLoopResultBuilder]: For program point L5625(line 5625) no Hoare annotation was computed. [2023-11-06 23:04:58,032 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5624 5626) no Hoare annotation was computed. [2023-11-06 23:04:58,032 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeFINAL(lines 6532 6538) no Hoare annotation was computed. [2023-11-06 23:04:58,032 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$.offset)|) (= ~last_index~0 0))) [2023-11-06 23:04:58,032 INFO L895 garLoopResultBuilder]: At program point L6535(line 6535) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~last_index~0 0))) [2023-11-06 23:04:58,032 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeEXIT(lines 6532 6538) no Hoare annotation was computed. [2023-11-06 23:04:58,032 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6641 6643) the Hoare annotation is: true [2023-11-06 23:04:58,033 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 6641 6643) no Hoare annotation was computed. [2023-11-06 23:04:58,033 INFO L899 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 6641 6643) no Hoare annotation was computed. [2023-11-06 23:04:58,033 INFO L895 garLoopResultBuilder]: At program point get_unaligned_le32_returnLabel#1(lines 5732 5739) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,033 INFO L895 garLoopResultBuilder]: At program point L6031(line 6031) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,033 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)) [2023-11-06 23:04:58,033 INFO L899 garLoopResultBuilder]: For program point L6031-1(line 6031) no Hoare annotation was computed. [2023-11-06 23:04:58,034 INFO L899 garLoopResultBuilder]: For program point L5998-1(lines 5998 5999) no Hoare annotation was computed. [2023-11-06 23:04:58,034 INFO L899 garLoopResultBuilder]: For program point L5833(line 5833) no Hoare annotation was computed. [2023-11-06 23:04:58,034 INFO L895 garLoopResultBuilder]: At program point L5834(line 5834) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,034 INFO L899 garLoopResultBuilder]: For program point L5834-1(line 5834) no Hoare annotation was computed. [2023-11-06 23:04:58,034 INFO L895 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,034 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)) [2023-11-06 23:04:58,036 INFO L899 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2023-11-06 23:04:58,037 INFO L895 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,037 INFO L895 garLoopResultBuilder]: At program point usb_submit_urb_returnLabel#1(lines 6649 6651) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,037 INFO L899 garLoopResultBuilder]: For program point L6051(line 6051) no Hoare annotation was computed. [2023-11-06 23:04:58,037 INFO L899 garLoopResultBuilder]: For program point L6018(lines 6018 6028) no Hoare annotation was computed. [2023-11-06 23:04:58,037 INFO L899 garLoopResultBuilder]: For program point L5985(line 5985) no Hoare annotation was computed. [2023-11-06 23:04:58,038 INFO L899 garLoopResultBuilder]: For program point L5952(lines 5952 6049) no Hoare annotation was computed. [2023-11-06 23:04:58,038 INFO L899 garLoopResultBuilder]: For program point L6018-2(lines 6003 6049) no Hoare annotation was computed. [2023-11-06 23:04:58,038 INFO L895 garLoopResultBuilder]: At program point __arch_swab32_returnLabel#1(lines 5486 5492) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,039 INFO L895 garLoopResultBuilder]: At program point get_unaligned_be32_returnLabel#1(lines 5740 5747) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,039 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupEXIT(lines 5926 6059) no Hoare annotation was computed. [2023-11-06 23:04:58,039 INFO L899 garLoopResultBuilder]: For program point L5986(line 5986) no Hoare annotation was computed. [2023-11-06 23:04:58,039 INFO L895 garLoopResultBuilder]: At program point L6052(lines 5942 6058) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,039 INFO L899 garLoopResultBuilder]: For program point L5953-2(line 5953) no Hoare annotation was computed. [2023-11-06 23:04:58,039 INFO L895 garLoopResultBuilder]: At program point L5986-4(line 5986) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,041 INFO L899 garLoopResultBuilder]: For program point L5953(line 5953) no Hoare annotation was computed. [2023-11-06 23:04:58,041 INFO L899 garLoopResultBuilder]: For program point L5986-2(line 5986) no Hoare annotation was computed. [2023-11-06 23:04:58,041 INFO L899 garLoopResultBuilder]: For program point L5953-4(lines 5953 5968) no Hoare annotation was computed. [2023-11-06 23:04:58,041 INFO L899 garLoopResultBuilder]: For program point L5986-5(line 5986) no Hoare annotation was computed. [2023-11-06 23:04:58,041 INFO L899 garLoopResultBuilder]: For program point L5970(lines 5970 6001) no Hoare annotation was computed. [2023-11-06 23:04:58,042 INFO L899 garLoopResultBuilder]: For program point L6053(lines 6053 6056) no Hoare annotation was computed. [2023-11-06 23:04:58,042 INFO L895 garLoopResultBuilder]: At program point __be32_to_cpup_returnLabel#1(lines 5521 5528) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,042 INFO L899 garLoopResultBuilder]: For program point L5971(line 5971) no Hoare annotation was computed. [2023-11-06 23:04:58,042 INFO L899 garLoopResultBuilder]: For program point L6037(lines 6003 6049) no Hoare annotation was computed. [2023-11-06 23:04:58,042 INFO L899 garLoopResultBuilder]: For program point L6004(lines 6004 6007) no Hoare annotation was computed. [2023-11-06 23:04:58,042 INFO L895 garLoopResultBuilder]: At program point L6021(line 6021) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,043 INFO L899 garLoopResultBuilder]: For program point L6021-1(line 6021) no Hoare annotation was computed. [2023-11-06 23:04:58,043 INFO L899 garLoopResultBuilder]: For program point L5823(lines 5823 5826) no Hoare annotation was computed. [2023-11-06 23:04:58,043 INFO L895 garLoopResultBuilder]: At program point eem_linkcmd_returnLabel#1(lines 5817 5840) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,043 INFO L895 garLoopResultBuilder]: At program point __fswab32_returnLabel#1(lines 5493 5500) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,043 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)) [2023-11-06 23:04:58,043 INFO L899 garLoopResultBuilder]: For program point L6633-1(line 6633) no Hoare annotation was computed. [2023-11-06 23:04:58,044 INFO L895 garLoopResultBuilder]: At program point L6633(line 6633) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,044 INFO L899 garLoopResultBuilder]: For program point L5989(line 5989) no Hoare annotation was computed. [2023-11-06 23:04:58,044 INFO L899 garLoopResultBuilder]: For program point L6022-1(lines 6022 6023) no Hoare annotation was computed. [2023-11-06 23:04:58,045 INFO L895 garLoopResultBuilder]: At program point usb_fill_bulk_urb_returnLabel#1(lines 5775 5789) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,045 INFO L895 garLoopResultBuilder]: At program point __le32_to_cpup_returnLabel#1(lines 5509 5514) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,045 INFO L899 garLoopResultBuilder]: For program point L5973(lines 5973 5976) no Hoare annotation was computed. [2023-11-06 23:04:58,045 INFO L895 garLoopResultBuilder]: At program point get_unaligned_le16_returnLabel#1(lines 5724 5731) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,045 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupFINAL(lines 5926 6059) no Hoare annotation was computed. [2023-11-06 23:04:58,045 INFO L899 garLoopResultBuilder]: For program point L6024(lines 6024 6027) no Hoare annotation was computed. [2023-11-06 23:04:58,046 INFO L895 garLoopResultBuilder]: At program point __dynamic_netdev_dbg_returnLabel#1(lines 6593 6595) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,046 INFO L895 garLoopResultBuilder]: At program point usbnet_device_suggests_idle_returnLabel#1(lines 6652 6654) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,046 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|))) [2023-11-06 23:04:58,046 INFO L899 garLoopResultBuilder]: For program point L5992-2(line 5992) no Hoare annotation was computed. [2023-11-06 23:04:58,046 INFO L899 garLoopResultBuilder]: For program point L5992(line 5992) no Hoare annotation was computed. [2023-11-06 23:04:58,047 INFO L895 garLoopResultBuilder]: At program point usbnet_skb_return_returnLabel#1(lines 6670 6672) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,047 INFO L895 garLoopResultBuilder]: At program point L6042(line 6042) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,048 INFO L895 garLoopResultBuilder]: At program point L5943(lines 5942 6058) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,048 INFO L899 garLoopResultBuilder]: For program point L6009(lines 6009 6012) no Hoare annotation was computed. [2023-11-06 23:04:58,048 INFO L899 garLoopResultBuilder]: For program point L6042-1(line 6042) no Hoare annotation was computed. [2023-11-06 23:04:58,048 INFO L895 garLoopResultBuilder]: At program point usb_alloc_urb_returnLabel#1(lines 6632 6634) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,048 INFO L899 garLoopResultBuilder]: For program point L5960-1(line 5960) no Hoare annotation was computed. [2023-11-06 23:04:58,049 INFO L899 garLoopResultBuilder]: For program point L5993(line 5993) no Hoare annotation was computed. [2023-11-06 23:04:58,049 INFO L895 garLoopResultBuilder]: At program point L5960(line 5960) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,049 INFO L895 garLoopResultBuilder]: At program point __le16_to_cpup_returnLabel#1(lines 5515 5520) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,049 INFO L899 garLoopResultBuilder]: For program point L6043(lines 6043 6048) no Hoare annotation was computed. [2023-11-06 23:04:58,049 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)) [2023-11-06 23:04:58,049 INFO L895 garLoopResultBuilder]: At program point L5977(line 5977) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,050 INFO L899 garLoopResultBuilder]: For program point L5977-1(line 5977) no Hoare annotation was computed. [2023-11-06 23:04:58,050 INFO L899 garLoopResultBuilder]: For program point L5961(lines 5961 5965) no Hoare annotation was computed. [2023-11-06 23:04:58,050 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)) [2023-11-06 23:04:58,050 INFO L899 garLoopResultBuilder]: For program point L5978-1(lines 5978 5979) no Hoare annotation was computed. [2023-11-06 23:04:58,050 INFO L899 garLoopResultBuilder]: For program point L5995(line 5995) no Hoare annotation was computed. [2023-11-06 23:04:58,050 INFO L899 garLoopResultBuilder]: For program point L5830(lines 5830 5837) no Hoare annotation was computed. [2023-11-06 23:04:58,050 INFO L899 garLoopResultBuilder]: For program point L5995-2(line 5995) no Hoare annotation was computed. [2023-11-06 23:04:58,051 INFO L899 garLoopResultBuilder]: For program point L5946(lines 5946 5949) no Hoare annotation was computed. [2023-11-06 23:04:58,051 INFO L895 garLoopResultBuilder]: At program point L6045(line 6045) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,051 INFO L895 garLoopResultBuilder]: At program point __swab32p_returnLabel#1(lines 5501 5508) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,051 INFO L899 garLoopResultBuilder]: For program point L5996-2(line 5996) no Hoare annotation was computed. [2023-11-06 23:04:58,051 INFO L899 garLoopResultBuilder]: For program point L6029-3(lines 6029 6036) no Hoare annotation was computed. [2023-11-06 23:04:58,051 INFO L899 garLoopResultBuilder]: For program point L5996(line 5996) no Hoare annotation was computed. [2023-11-06 23:04:58,052 INFO L899 garLoopResultBuilder]: For program point L6029-1(line 6029) no Hoare annotation was computed. [2023-11-06 23:04:58,052 INFO L895 garLoopResultBuilder]: At program point L5831(line 5831) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,052 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)) [2023-11-06 23:04:58,052 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)) [2023-11-06 23:04:58,052 INFO L899 garLoopResultBuilder]: For program point L6013(lines 6013 6016) no Hoare annotation was computed. [2023-11-06 23:04:58,052 INFO L899 garLoopResultBuilder]: For program point L5980(lines 5980 5983) no Hoare annotation was computed. [2023-11-06 23:04:58,053 INFO L899 garLoopResultBuilder]: For program point L5997(line 5997) no Hoare annotation was computed. [2023-11-06 23:04:58,053 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|))) [2023-11-06 23:04:58,053 INFO L902 garLoopResultBuilder]: At program point L5639(line 5639) the Hoare annotation is: true [2023-11-06 23:04:58,053 INFO L899 garLoopResultBuilder]: For program point L5639-1(line 5639) no Hoare annotation was computed. [2023-11-06 23:04:58,053 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5627 5643) no Hoare annotation was computed. [2023-11-06 23:04:58,053 INFO L899 garLoopResultBuilder]: For program point L5634(lines 5634 5641) no Hoare annotation was computed. [2023-11-06 23:04:58,053 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5627 5643) no Hoare annotation was computed. [2023-11-06 23:04:58,054 INFO L899 garLoopResultBuilder]: For program point crc32_leEXIT(lines 6597 6599) no Hoare annotation was computed. [2023-11-06 23:04:58,054 INFO L899 garLoopResultBuilder]: For program point crc32_leFINAL(lines 6597 6599) no Hoare annotation was computed. [2023-11-06 23:04:58,054 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6597 6599) the Hoare annotation is: true [2023-11-06 23:04:58,055 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 23:04:58,056 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))) [2023-11-06 23:04:58,056 INFO L899 garLoopResultBuilder]: For program point L5656-1(line 5656) no Hoare annotation was computed. [2023-11-06 23:04:58,056 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 5644 5660) no Hoare annotation was computed. [2023-11-06 23:04:58,056 INFO L902 garLoopResultBuilder]: At program point L5656(line 5656) the Hoare annotation is: true [2023-11-06 23:04:58,056 INFO L899 garLoopResultBuilder]: For program point L5651(lines 5651 5658) no Hoare annotation was computed. [2023-11-06 23:04:58,057 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 5644 5660) no Hoare annotation was computed. [2023-11-06 23:04:58,057 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6629 6631) the Hoare annotation is: true [2023-11-06 23:04:58,057 INFO L899 garLoopResultBuilder]: For program point skb_trimEXIT(lines 6629 6631) no Hoare annotation was computed. [2023-11-06 23:04:58,057 INFO L899 garLoopResultBuilder]: For program point skb_trimFINAL(lines 6629 6631) no Hoare annotation was computed. [2023-11-06 23:04:58,057 INFO L895 garLoopResultBuilder]: At program point usbnet_resume_returnLabel#1(lines 6667 6669) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,057 INFO L895 garLoopResultBuilder]: At program point ldv_initialize_returnLabel#1(lines 6525 6531) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-06 23:04:58,058 INFO L899 garLoopResultBuilder]: For program point L6229(lines 6229 6243) no Hoare annotation was computed. [2023-11-06 23:04:58,058 INFO L899 garLoopResultBuilder]: For program point L6279(line 6279) no Hoare annotation was computed. [2023-11-06 23:04:58,058 INFO L902 garLoopResultBuilder]: At program point L6246(line 6246) the Hoare annotation is: true [2023-11-06 23:04:58,058 INFO L895 garLoopResultBuilder]: At program point L6147(lines 6135 6314) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,058 INFO L899 garLoopResultBuilder]: For program point L6180(lines 6180 6187) no Hoare annotation was computed. [2023-11-06 23:04:58,058 INFO L895 garLoopResultBuilder]: At program point L6263(line 6263) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,058 INFO L899 garLoopResultBuilder]: For program point L6263-1(line 6263) no Hoare annotation was computed. [2023-11-06 23:04:58,059 INFO L895 garLoopResultBuilder]: At program point usb_deregister_returnLabel#1(lines 6635 6637) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,059 INFO L899 garLoopResultBuilder]: For program point L6280-2(lines 6255 6301) no Hoare annotation was computed. [2023-11-06 23:04:58,060 INFO L899 garLoopResultBuilder]: For program point L6280(lines 6280 6284) no Hoare annotation was computed. [2023-11-06 23:04:58,060 INFO L899 garLoopResultBuilder]: For program point L6231(lines 6231 6236) no Hoare annotation was computed. [2023-11-06 23:04:58,060 INFO L899 garLoopResultBuilder]: For program point L6165(line 6165) no Hoare annotation was computed. [2023-11-06 23:04:58,060 INFO L899 garLoopResultBuilder]: For program point L6231-2(lines 6229 6242) no Hoare annotation was computed. [2023-11-06 23:04:58,060 INFO L899 garLoopResultBuilder]: For program point L6182(lines 6182 6185) no Hoare annotation was computed. [2023-11-06 23:04:58,061 INFO L895 garLoopResultBuilder]: At program point L6281(line 6281) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,061 INFO L899 garLoopResultBuilder]: For program point L6281-1(line 6281) no Hoare annotation was computed. [2023-11-06 23:04:58,061 INFO L899 garLoopResultBuilder]: For program point L6149(lines 6149 6308) no Hoare annotation was computed. [2023-11-06 23:04:58,061 INFO L899 garLoopResultBuilder]: For program point L6199(line 6199) no Hoare annotation was computed. [2023-11-06 23:04:58,061 INFO L899 garLoopResultBuilder]: For program point L6166(lines 6166 6171) no Hoare annotation was computed. [2023-11-06 23:04:58,061 INFO L899 garLoopResultBuilder]: For program point L6166-2(lines 6153 6211) no Hoare annotation was computed. [2023-11-06 23:04:58,062 INFO L895 garLoopResultBuilder]: At program point ldv_set_is_empty_returnLabel#1(lines 6467 6472) the Hoare annotation is: (and (not (= |ULTIMATE.start_ldv_set_is_empty_#res#1| 0)) (= ~last_index~0 0)) [2023-11-06 23:04:58,062 INFO L899 garLoopResultBuilder]: For program point L6150(line 6150) no Hoare annotation was computed. [2023-11-06 23:04:58,062 INFO L899 garLoopResultBuilder]: For program point L6216(line 6216) no Hoare annotation was computed. [2023-11-06 23:04:58,062 INFO L899 garLoopResultBuilder]: For program point L6299(line 6299) no Hoare annotation was computed. [2023-11-06 23:04:58,062 INFO L895 garLoopResultBuilder]: At program point L6167(line 6167) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,062 INFO L899 garLoopResultBuilder]: For program point L6167-1(line 6167) no Hoare annotation was computed. [2023-11-06 23:04:58,063 INFO L899 garLoopResultBuilder]: For program point L6200(lines 6200 6207) no Hoare annotation was computed. [2023-11-06 23:04:58,063 INFO L895 garLoopResultBuilder]: At program point usbnet_get_endpoints_returnLabel#1(lines 6659 6661) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,063 INFO L895 garLoopResultBuilder]: At program point ldv_usb_register_driver_12_returnLabel#1(lines 6351 6364) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,063 INFO L899 garLoopResultBuilder]: For program point L6151(lines 6151 6214) no Hoare annotation was computed. [2023-11-06 23:04:58,063 INFO L895 garLoopResultBuilder]: At program point L6118(line 6118) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,063 INFO L899 garLoopResultBuilder]: For program point L6217(lines 6217 6250) no Hoare annotation was computed. [2023-11-06 23:04:58,064 INFO L895 garLoopResultBuilder]: At program point dev_set_drvdata_returnLabel#1(lines 5539 5545) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,064 INFO L899 garLoopResultBuilder]: For program point L6118-1(line 6118) no Hoare annotation was computed. [2023-11-06 23:04:58,064 INFO L902 garLoopResultBuilder]: At program point L6300(line 6300) the Hoare annotation is: true [2023-11-06 23:04:58,064 INFO L895 garLoopResultBuilder]: At program point ldv_release_2_returnLabel#1(lines 6601 6603) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,064 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 23:04:58,064 INFO L895 garLoopResultBuilder]: At program point driver_of_returnLabel#1(lines 5794 5801) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,064 INFO L899 garLoopResultBuilder]: For program point L6202(lines 6202 6205) no Hoare annotation was computed. [2023-11-06 23:04:58,065 INFO L899 garLoopResultBuilder]: For program point L6268(line 6268) no Hoare annotation was computed. [2023-11-06 23:04:58,065 INFO L899 garLoopResultBuilder]: For program point L6136-1(line 6136) no Hoare annotation was computed. [2023-11-06 23:04:58,065 INFO L899 garLoopResultBuilder]: For program point L6582(lines 6582 6585) no Hoare annotation was computed. [2023-11-06 23:04:58,065 INFO L895 garLoopResultBuilder]: At program point L6136(line 6136) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-06 23:04:58,065 INFO L899 garLoopResultBuilder]: For program point L6219(lines 6219 6247) no Hoare annotation was computed. [2023-11-06 23:04:58,065 INFO L899 garLoopResultBuilder]: For program point L6252(line 6252) no Hoare annotation was computed. [2023-11-06 23:04:58,066 INFO L899 garLoopResultBuilder]: For program point L6153(lines 6153 6211) no Hoare annotation was computed. [2023-11-06 23:04:58,066 INFO L895 garLoopResultBuilder]: At program point usbnet_suspend_returnLabel#1(lines 6674 6676) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,066 INFO L899 garLoopResultBuilder]: For program point L6269(lines 6269 6277) no Hoare annotation was computed. [2023-11-06 23:04:58,066 INFO L895 garLoopResultBuilder]: At program point L6286(line 6286) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,066 INFO L899 garLoopResultBuilder]: For program point L6154(line 6154) no Hoare annotation was computed. [2023-11-06 23:04:58,066 INFO L899 garLoopResultBuilder]: For program point L6253(lines 6253 6304) no Hoare annotation was computed. [2023-11-06 23:04:58,066 INFO L899 garLoopResultBuilder]: For program point L6286-1(line 6286) no Hoare annotation was computed. [2023-11-06 23:04:58,067 INFO L899 garLoopResultBuilder]: For program point L6220(line 6220) no Hoare annotation was computed. [2023-11-06 23:04:58,067 INFO L895 garLoopResultBuilder]: At program point usbnet_probe_returnLabel#1(lines 6663 6665) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,067 INFO L895 garLoopResultBuilder]: At program point L6138(line 6138) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-06 23:04:58,067 INFO L902 garLoopResultBuilder]: At program point L6584-1(lines 6577 6588) the Hoare annotation is: true [2023-11-06 23:04:58,067 INFO L899 garLoopResultBuilder]: For program point L6138-1(line 6138) no Hoare annotation was computed. [2023-11-06 23:04:58,067 INFO L895 garLoopResultBuilder]: At program point L6584(line 6584) the Hoare annotation is: false [2023-11-06 23:04:58,068 INFO L899 garLoopResultBuilder]: For program point L6155(lines 6155 6163) no Hoare annotation was computed. [2023-11-06 23:04:58,068 INFO L899 garLoopResultBuilder]: For program point L6221(lines 6221 6226) no Hoare annotation was computed. [2023-11-06 23:04:58,068 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 6123 6315) the Hoare annotation is: true [2023-11-06 23:04:58,068 INFO L899 garLoopResultBuilder]: For program point L6271(lines 6271 6275) no Hoare annotation was computed. [2023-11-06 23:04:58,068 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 23:04:58,068 INFO L899 garLoopResultBuilder]: For program point L6255(lines 6255 6301) no Hoare annotation was computed. [2023-11-06 23:04:58,071 INFO L895 garLoopResultBuilder]: At program point ldv_usb_deregister_13_returnLabel#1(lines 6365 6372) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,071 INFO L899 garLoopResultBuilder]: For program point L6189(line 6189) no Hoare annotation was computed. [2023-11-06 23:04:58,071 INFO L895 garLoopResultBuilder]: At program point eem_driver_exit_returnLabel#1(lines 6085 6091) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,071 INFO L895 garLoopResultBuilder]: At program point ldv_usb_driver_1_returnLabel#1(lines 6114 6122) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,072 INFO L895 garLoopResultBuilder]: At program point L6107(line 6107) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,072 INFO L899 garLoopResultBuilder]: For program point L6107-1(line 6107) no Hoare annotation was computed. [2023-11-06 23:04:58,072 INFO L895 garLoopResultBuilder]: At program point L6173(line 6173) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,072 INFO L899 garLoopResultBuilder]: For program point L6173-1(line 6173) no Hoare annotation was computed. [2023-11-06 23:04:58,072 INFO L895 garLoopResultBuilder]: At program point usb_driver_release_interface_returnLabel#1(lines 6638 6640) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,072 INFO L899 garLoopResultBuilder]: For program point L6190(lines 6190 6197) no Hoare annotation was computed. [2023-11-06 23:04:58,073 INFO L899 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2023-11-06 23:04:58,073 INFO L899 garLoopResultBuilder]: For program point L6157(lines 6157 6161) no Hoare annotation was computed. [2023-11-06 23:04:58,073 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 23:04:58,073 INFO L899 garLoopResultBuilder]: For program point L6306(line 6306) no Hoare annotation was computed. [2023-11-06 23:04:58,073 INFO L895 garLoopResultBuilder]: At program point usb_register_driver_returnLabel#1(lines 6645 6647) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,073 INFO L895 garLoopResultBuilder]: At program point ldv_initialize_driver_info_2_returnLabel#1(lines 6102 6113) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,074 INFO L895 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-06 23:04:58,074 INFO L895 garLoopResultBuilder]: At program point main_ldv_final#1(lines 6135 6314) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,076 INFO L899 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2023-11-06 23:04:58,076 INFO L899 garLoopResultBuilder]: For program point L6257-2(lines 6255 6301) no Hoare annotation was computed. [2023-11-06 23:04:58,077 INFO L899 garLoopResultBuilder]: For program point L6257(lines 6257 6261) no Hoare annotation was computed. [2023-11-06 23:04:58,077 INFO L902 garLoopResultBuilder]: At program point L6307(line 6307) the Hoare annotation is: true [2023-11-06 23:04:58,077 INFO L895 garLoopResultBuilder]: At program point L6142(line 6142) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-06 23:04:58,077 INFO L899 garLoopResultBuilder]: For program point L6142-1(line 6142) no Hoare annotation was computed. [2023-11-06 23:04:58,078 INFO L895 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,078 INFO L899 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2023-11-06 23:04:58,078 INFO L899 garLoopResultBuilder]: For program point L6291(line 6291) no Hoare annotation was computed. [2023-11-06 23:04:58,078 INFO L895 garLoopResultBuilder]: At program point L6258(line 6258) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,078 INFO L899 garLoopResultBuilder]: For program point L6258-1(line 6258) no Hoare annotation was computed. [2023-11-06 23:04:58,078 INFO L899 garLoopResultBuilder]: For program point L6192(lines 6192 6195) no Hoare annotation was computed. [2023-11-06 23:04:58,078 INFO L895 garLoopResultBuilder]: At program point ldv_reset_resume_1_returnLabel#1(lines 6605 6607) the Hoare annotation is: (= ~last_index~0 0) [2023-11-06 23:04:58,079 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 23:04:58,079 INFO L899 garLoopResultBuilder]: For program point L6209(line 6209) no Hoare annotation was computed. [2023-11-06 23:04:58,079 INFO L895 garLoopResultBuilder]: At program point eem_bind_returnLabel#1(lines 5841 5859) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,079 INFO L899 garLoopResultBuilder]: For program point L6292(lines 6292 6297) no Hoare annotation was computed. [2023-11-06 23:04:58,079 INFO L895 garLoopResultBuilder]: At program point usb_set_intfdata_returnLabel#1(lines 5762 5768) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,079 INFO L902 garLoopResultBuilder]: At program point L6210(line 6210) the Hoare annotation is: true [2023-11-06 23:04:58,080 INFO L895 garLoopResultBuilder]: At program point eem_driver_init_returnLabel#1(lines 6077 6084) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= ~last_index~0 0)) [2023-11-06 23:04:58,080 INFO L899 garLoopResultBuilder]: For program point L5848(lines 5848 5854) no Hoare annotation was computed. [2023-11-06 23:04:58,080 INFO L899 garLoopResultBuilder]: For program point L6228(line 6228) no Hoare annotation was computed. [2023-11-06 23:04:58,080 INFO L895 garLoopResultBuilder]: At program point ldv_set_init_returnLabel#1(lines 6377 6384) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-06 23:04:58,080 INFO L899 garLoopResultBuilder]: For program point L6179(line 6179) no Hoare annotation was computed. [2023-11-06 23:04:58,080 INFO L899 garLoopResultBuilder]: For program point L6245(line 6245) no Hoare annotation was computed. [2023-11-06 23:04:58,080 INFO L899 garLoopResultBuilder]: For program point dev_kfree_skb_anyEXIT(lines 5716 5722) no Hoare annotation was computed. [2023-11-06 23:04:58,081 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5716 5722) the Hoare annotation is: true [2023-11-06 23:04:58,081 INFO L899 garLoopResultBuilder]: For program point dev_kfree_skb_anyFINAL(lines 5716 5722) no Hoare annotation was computed. [2023-11-06 23:04:58,081 INFO L902 garLoopResultBuilder]: At program point __dev_kfree_skb_any_returnLabel#1(lines 6589 6591) the Hoare annotation is: true [2023-11-06 23:04:58,081 INFO L899 garLoopResultBuilder]: For program point L5568(lines 5568 5572) no Hoare annotation was computed. [2023-11-06 23:04:58,081 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupEXIT(lines 5860 5925) no Hoare annotation was computed. [2023-11-06 23:04:58,081 INFO L899 garLoopResultBuilder]: For program point L5916-1(line 5916) no Hoare annotation was computed. [2023-11-06 23:04:58,081 INFO L902 garLoopResultBuilder]: At program point L5916(line 5916) the Hoare annotation is: true [2023-11-06 23:04:58,082 INFO L899 garLoopResultBuilder]: For program point L5908-1(line 5908) no Hoare annotation was computed. [2023-11-06 23:04:58,082 INFO L895 garLoopResultBuilder]: At program point L5908(line 5908) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0))) [2023-11-06 23:04:58,082 INFO L895 garLoopResultBuilder]: At program point skb_copy_expand_returnLabel#1(lines 6615 6617) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0))) [2023-11-06 23:04:58,082 INFO L899 garLoopResultBuilder]: For program point L5917-2(line 5917) no Hoare annotation was computed. [2023-11-06 23:04:58,082 INFO L899 garLoopResultBuilder]: For program point L5917(line 5917) no Hoare annotation was computed. [2023-11-06 23:04:58,082 INFO L895 garLoopResultBuilder]: At program point atomic_read_returnLabel#1(lines 5533 5538) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,083 INFO L902 garLoopResultBuilder]: At program point L5917-4(line 5917) the Hoare annotation is: true [2023-11-06 23:04:58,083 INFO L899 garLoopResultBuilder]: For program point L5917-5(line 5917) no Hoare annotation was computed. [2023-11-06 23:04:58,083 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$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,083 INFO L895 garLoopResultBuilder]: At program point skb_cloned_returnLabel#1(lines 5559 5578) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,083 INFO L895 garLoopResultBuilder]: At program point skb_reset_tail_pointer_returnLabel#1(lines 5585 5591) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,083 INFO L899 garLoopResultBuilder]: For program point L5918(lines 5918 5922) no Hoare annotation was computed. [2023-11-06 23:04:58,084 INFO L899 garLoopResultBuilder]: For program point L5885-2(lines 5885 5902) no Hoare annotation was computed. [2023-11-06 23:04:58,084 INFO L902 garLoopResultBuilder]: At program point put_unaligned_le32_returnLabel#1(lines 5755 5761) the Hoare annotation is: true [2023-11-06 23:04:58,084 INFO L899 garLoopResultBuilder]: For program point L5885(lines 5885 5902) no Hoare annotation was computed. [2023-11-06 23:04:58,084 INFO L899 garLoopResultBuilder]: For program point L5918-1(lines 5918 5922) no Hoare annotation was computed. [2023-11-06 23:04:58,084 INFO L895 garLoopResultBuilder]: At program point L5910(lines 5875 5924) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,084 INFO L895 garLoopResultBuilder]: At program point skb_set_tail_pointer_returnLabel#1(lines 5592 5599) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,085 INFO L895 garLoopResultBuilder]: At program point skb_tailroom_returnLabel#1(lines 5609 5616) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,085 INFO L899 garLoopResultBuilder]: For program point L5894(lines 5894 5900) no Hoare annotation was computed. [2023-11-06 23:04:58,085 INFO L895 garLoopResultBuilder]: At program point skb_end_pointer_returnLabel#1(lines 5553 5558) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,085 INFO L902 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2023-11-06 23:04:58,085 INFO L899 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2023-11-06 23:04:58,085 INFO L895 garLoopResultBuilder]: At program point L5911(line 5911) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,086 INFO L899 garLoopResultBuilder]: For program point L5911-1(line 5911) no Hoare annotation was computed. [2023-11-06 23:04:58,086 INFO L899 garLoopResultBuilder]: For program point L5614(line 5614) no Hoare annotation was computed. [2023-11-06 23:04:58,086 INFO L899 garLoopResultBuilder]: For program point L5614-2(line 5614) no Hoare annotation was computed. [2023-11-06 23:04:58,086 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,087 INFO L902 garLoopResultBuilder]: At program point L5920(line 5920) the Hoare annotation is: true [2023-11-06 23:04:58,087 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupFINAL(lines 5860 5925) no Hoare annotation was computed. [2023-11-06 23:04:58,087 INFO L895 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,087 INFO L899 garLoopResultBuilder]: For program point L5565(lines 5565 5575) no Hoare annotation was computed. [2023-11-06 23:04:58,087 INFO L899 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2023-11-06 23:04:58,087 INFO L899 garLoopResultBuilder]: For program point L5565-1(lines 5565 5575) no Hoare annotation was computed. [2023-11-06 23:04:58,088 INFO L899 garLoopResultBuilder]: For program point L5904(lines 5904 5907) no Hoare annotation was computed. [2023-11-06 23:04:58,088 INFO L895 garLoopResultBuilder]: At program point skb_headroom_returnLabel#1(lines 5603 5608) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,088 INFO L899 garLoopResultBuilder]: For program point L5880-2(lines 5880 5883) no Hoare annotation was computed. [2023-11-06 23:04:58,088 INFO L895 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,088 INFO L899 garLoopResultBuilder]: For program point L5880(lines 5880 5883) no Hoare annotation was computed. [2023-11-06 23:04:58,088 INFO L899 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2023-11-06 23:04:58,089 INFO L895 garLoopResultBuilder]: At program point skb_is_nonlinear_returnLabel#1(lines 5579 5584) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,089 INFO L899 garLoopResultBuilder]: For program point L6616-1(line 6616) no Hoare annotation was computed. [2023-11-06 23:04:58,089 INFO L895 garLoopResultBuilder]: At program point L6616(line 6616) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,089 INFO L899 garLoopResultBuilder]: For program point L5890(lines 5890 5893) no Hoare annotation was computed. [2023-11-06 23:04:58,092 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-06 23:04:58,094 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:04:58,111 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,116 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,121 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,124 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,126 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0))) [2023-11-06 23:04:58,137 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,139 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,141 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,150 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,151 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,151 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,152 ERROR L462 ceAbstractionStarter]: Failed to backtranslate (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-06 23:04:58,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:04:58 BoogieIcfgContainer [2023-11-06 23:04:58,153 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:04:58,154 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:04:58,154 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:04:58,155 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:04:58,155 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:29" (3/4) ... [2023-11-06 23:04:58,163 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 23:04:58,167 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usbnet_disconnect [2023-11-06 23:04:58,167 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure put_unaligned_le16 [2023-11-06 23:04:58,167 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_push [2023-11-06 23:04:58,167 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2023-11-06 23:04:58,167 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-06 23:04:58,167 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_clone [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_put [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_rx_fixup [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure crc32_le [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_warn [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_pull [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-06 23:04:58,168 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_trim [2023-11-06 23:04:58,169 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_any [2023-11-06 23:04:58,169 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_tx_fixup [2023-11-06 23:04:58,169 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2023-11-06 23:04:58,196 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 126 nodes and edges [2023-11-06 23:04:58,199 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2023-11-06 23:04:58,202 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-06 23:04:58,205 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 23:04:58,208 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:04:58,211 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:04:58,240 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\result == 0)) && (last_index == 0)) [2023-11-06 23:04:58,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,242 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,243 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,244 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,246 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,246 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i)) || !((\old(last_index) == 0))) [2023-11-06 23:04:58,248 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,248 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-06 23:04:58,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,251 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,251 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,252 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,252 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,253 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,253 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,253 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,254 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,254 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,254 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,255 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,392 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,393 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\result == 0)) && (last_index == 0)) [2023-11-06 23:04:58,393 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,395 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,397 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,398 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,399 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,399 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i)) || !((\old(last_index) == 0))) [2023-11-06 23:04:58,399 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,400 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-06 23:04:58,400 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,400 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,401 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,401 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,402 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,402 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,402 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,403 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,403 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,403 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,404 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,404 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,404 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-06 23:04:58,456 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 23:04:58,464 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 23:04:58,464 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:04:58,465 INFO L158 Benchmark]: Toolchain (without parser) took 33990.45ms. Allocated memory was 153.1MB in the beginning and 362.8MB in the end (delta: 209.7MB). Free memory was 105.0MB in the beginning and 104.4MB in the end (delta: 636.4kB). Peak memory consumption was 211.0MB. Max. memory is 16.1GB. [2023-11-06 23:04:58,466 INFO L158 Benchmark]: CDTParser took 0.82ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:04:58,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2148.34ms. Allocated memory is still 153.1MB. Free memory was 105.0MB in the beginning and 101.7MB in the end (delta: 3.2MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2023-11-06 23:04:58,467 INFO L158 Benchmark]: Boogie Procedure Inliner took 208.11ms. Allocated memory is still 153.1MB. Free memory was 101.1MB in the beginning and 93.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 23:04:58,467 INFO L158 Benchmark]: Boogie Preprocessor took 185.73ms. Allocated memory is still 153.1MB. Free memory was 93.4MB in the beginning and 85.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 23:04:58,468 INFO L158 Benchmark]: RCFGBuilder took 2823.49ms. Allocated memory was 153.1MB in the beginning and 251.7MB in the end (delta: 98.6MB). Free memory was 85.0MB in the beginning and 154.5MB in the end (delta: -69.6MB). Peak memory consumption was 108.3MB. Max. memory is 16.1GB. [2023-11-06 23:04:58,468 INFO L158 Benchmark]: TraceAbstraction took 28305.36ms. Allocated memory was 251.7MB in the beginning and 362.8MB in the end (delta: 111.1MB). Free memory was 153.5MB in the beginning and 130.6MB in the end (delta: 22.9MB). Peak memory consumption was 186.5MB. Max. memory is 16.1GB. [2023-11-06 23:04:58,469 INFO L158 Benchmark]: Witness Printer took 310.31ms. Allocated memory is still 362.8MB. Free memory was 130.6MB in the beginning and 104.4MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-06 23:04:58,471 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2148.34ms. Allocated memory is still 153.1MB. Free memory was 105.0MB in the beginning and 101.7MB in the end (delta: 3.2MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 208.11ms. Allocated memory is still 153.1MB. Free memory was 101.1MB in the beginning and 93.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 185.73ms. Allocated memory is still 153.1MB. Free memory was 93.4MB in the beginning and 85.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2823.49ms. Allocated memory was 153.1MB in the beginning and 251.7MB in the end (delta: 98.6MB). Free memory was 85.0MB in the beginning and 154.5MB in the end (delta: -69.6MB). Peak memory consumption was 108.3MB. Max. memory is 16.1GB. * TraceAbstraction took 28305.36ms. Allocated memory was 251.7MB in the beginning and 362.8MB in the end (delta: 111.1MB). Free memory was 153.5MB in the beginning and 130.6MB in the end (delta: 22.9MB). Peak memory consumption was 186.5MB. Max. memory is 16.1GB. * Witness Printer took 310.31ms. Allocated memory is still 362.8MB. Free memory was 130.6MB in the beginning and 104.4MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. 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] * 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, 332 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.2s, OverallIterations: 5, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 19.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4989 SdHoareTripleChecker+Valid, 17.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4784 mSDsluCounter, 7868 SdHoareTripleChecker+Invalid, 16.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6273 mSDsCounter, 1718 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4636 IncrementalHoareTripleChecker+Invalid, 6354 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1718 mSolverCounterUnsat, 1595 mSDtfsCounter, 4636 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 212 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2724occurred in iteration=4, InterpolantAutomatonStates: 46, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 5 MinimizatonAttempts, 1646 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 134 LocationsWithAnnotation, 3261 PreInvPairs, 3721 NumberOfFragments, 1137 HoareAnnotationTreeSize, 3261 FomulaSimplifications, 87124 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 134 FomulaSimplificationsInter, 10337 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 635 NumberOfCodeBlocks, 635 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 630 ConstructedInterpolants, 0 QuantifiedInterpolants, 1517 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 288/288 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: 6077]: Loop Invariant Derived loop invariant: ((ldv_state_variable_0 == 1) && (last_index == 0)) - InvariantResult [Line: 5724]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6667]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: 5732]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6135]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5775]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 5533]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 5762]: Loop Invariant Derived loop invariant: ((ldv_state_variable_2 == 1) && (last_index == 0)) - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6135]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: 5486]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6632]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6085]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: 5592]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 5559]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 5585]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 5817]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6601]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: 5740]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 5794]: Loop Invariant Derived loop invariant: ((ldv_state_variable_2 == 1) && (last_index == 0)) - InvariantResult [Line: 6663]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: 6638]: Loop Invariant Derived loop invariant: ((ldv_state_variable_2 == 1) && (last_index == 0)) - InvariantResult [Line: 6635]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: 5515]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 5509]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6645]: Loop Invariant Derived loop invariant: ((ldv_state_variable_0 == 1) && (last_index == 0)) - InvariantResult [Line: 6351]: Loop Invariant Derived loop invariant: ((ldv_state_variable_0 == 1) && (last_index == 0)) - InvariantResult [Line: 6615]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 5841]: Loop Invariant Derived loop invariant: ((ldv_state_variable_2 == 1) && (last_index == 0)) - InvariantResult [Line: 6102]: Loop Invariant Derived loop invariant: ((ldv_state_variable_2 == 1) && (last_index == 0)) - InvariantResult [Line: 5755]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6670]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 5821]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 6377]: Loop Invariant Derived loop invariant: ((ldv_state_variable_2 == 0) && (last_index == 0)) - InvariantResult [Line: 6577]: Loop Invariant Derived loop invariant: 1 - 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: 5579]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 5501]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6365]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: 6652]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6593]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 5539]: Loop Invariant Derived loop invariant: ((ldv_state_variable_2 == 1) && (last_index == 0)) - InvariantResult [Line: 5521]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 5875]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 6467]: Loop Invariant Derived loop invariant: (!((\result == 0)) && (last_index == 0)) - InvariantResult [Line: 6659]: Loop Invariant Derived loop invariant: ((ldv_state_variable_2 == 1) && (last_index == 0)) - InvariantResult [Line: 6605]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: 5603]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 5553]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 5684]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 6674]: Loop Invariant Derived loop invariant: (last_index == 0) - InvariantResult [Line: 6114]: Loop Invariant Derived loop invariant: ((ldv_state_variable_0 == 1) && (last_index == 0)) - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 5609]: Loop Invariant Derived loop invariant: NULL - InvariantResult [Line: 5493]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6649]: Loop Invariant Derived loop invariant: (!((\old(last_index) == 0)) || (last_index == 0)) - InvariantResult [Line: 6525]: Loop Invariant Derived loop invariant: ((ldv_state_variable_2 == 0) && (last_index == 0)) RESULT: Ultimate proved your program to be correct! [2023-11-06 23:04:58,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17e1cd81-40d8-42f8-9e35-dc6f18c5646a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE