./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 9bd2c7ff 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_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/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_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5ad15ea2ee4e38087fdbbd25111673bb935102e85f8e91f44e32009dacc41114 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:47:23,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:47:23,624 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:47:23,631 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:47:23,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:47:23,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:47:23,656 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:47:23,657 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:47:23,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:47:23,658 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:47:23,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:47:23,660 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:47:23,660 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:47:23,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:47:23,662 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:47:23,662 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:47:23,663 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:47:23,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:47:23,664 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:47:23,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:47:23,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:47:23,666 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:47:23,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:47:23,667 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:47:23,667 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:47:23,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:47:23,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:47:23,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:47:23,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:47:23,669 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:47:23,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:47:23,670 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:47:23,671 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:47:23,671 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:47:23,671 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:47:23,672 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:47:23,672 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_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ad15ea2ee4e38087fdbbd25111673bb935102e85f8e91f44e32009dacc41114 [2023-11-19 07:47:23,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:47:23,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:47:23,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:47:23,947 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:47:23,948 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:47:23,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/../../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 [2023-11-19 07:47:27,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:47:27,771 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:47:27,771 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/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 [2023-11-19 07:47:27,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/data/5dc987fa2/67efb8f0c141439f99e9439b07ae865f/FLAG12d458a74 [2023-11-19 07:47:27,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/data/5dc987fa2/67efb8f0c141439f99e9439b07ae865f [2023-11-19 07:47:27,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:47:27,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:47:27,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:27,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:47:27,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:47:27,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:27" (1/1) ... [2023-11-19 07:47:27,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77af0c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:27, skipping insertion in model container [2023-11-19 07:47:27,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:27" (1/1) ... [2023-11-19 07:47:27,953 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:47:28,683 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_2ee01aab-119d-4603-a5ae-f091efa2ae5e/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] [2023-11-19 07:47:29,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:29,046 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:47:29,257 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5489] [2023-11-19 07:47:29,282 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_2ee01aab-119d-4603-a5ae-f091efa2ae5e/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] [2023-11-19 07:47:29,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:29,440 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:47:29,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29 WrapperNode [2023-11-19 07:47:29,440 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:29,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:29,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:47:29,442 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:47:29,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,655 INFO L138 Inliner]: procedures = 125, calls = 354, calls flagged for inlining = 59, calls inlined = 54, statements flattened = 1111 [2023-11-19 07:47:29,655 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:29,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:47:29,656 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:47:29,656 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:47:29,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,740 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,754 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:47:29,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:47:29,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:47:29,755 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:47:29,756 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (1/1) ... [2023-11-19 07:47:29,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:47:29,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:47:29,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:47:29,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:47:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:47:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:47:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:47:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:47:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:47:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:47:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-19 07:47:29,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-19 07:47:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2023-11-19 07:47:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2023-11-19 07:47:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2023-11-19 07:47:29,851 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2023-11-19 07:47:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-19 07:47:29,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-19 07:47:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:47:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:47:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2023-11-19 07:47:29,854 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2023-11-19 07:47:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:47:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:47:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:47:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2023-11-19 07:47:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2023-11-19 07:47:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:47:29,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:47:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2023-11-19 07:47:29,856 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2023-11-19 07:47:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:47:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:47:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:47:29,857 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:47:29,857 INFO L130 BoogieDeclarations]: Found specification of procedure eem_rx_fixup [2023-11-19 07:47:29,858 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_rx_fixup [2023-11-19 07:47:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:47:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-19 07:47:29,859 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-19 07:47:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-19 07:47:29,860 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-19 07:47:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:47:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:47:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:47:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:47:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-19 07:47:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-19 07:47:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-19 07:47:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-19 07:47:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:47:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:47:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 07:47:29,863 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 07:47:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-19 07:47:29,864 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-19 07:47:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:47:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:47:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 07:47:29,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 07:47:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:47:29,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:47:29,865 INFO L130 BoogieDeclarations]: Found specification of procedure eem_tx_fixup [2023-11-19 07:47:29,865 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_tx_fixup [2023-11-19 07:47:30,270 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:47:30,273 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:47:30,355 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:47:32,522 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:47:32,535 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:47:32,535 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 07:47:32,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:32 BoogieIcfgContainer [2023-11-19 07:47:32,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:47:32,544 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:47:32,544 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:47:32,548 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:47:32,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:47:27" (1/3) ... [2023-11-19 07:47:32,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f741bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:32, skipping insertion in model container [2023-11-19 07:47:32,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:29" (2/3) ... [2023-11-19 07:47:32,550 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f741bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:32, skipping insertion in model container [2023-11-19 07:47:32,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:32" (3/3) ... [2023-11-19 07:47:32,551 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 [2023-11-19 07:47:32,571 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:47:32,572 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:47:32,638 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:47:32,645 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6271e117, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:47:32,646 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:47:32,656 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) [2023-11-19 07:47:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 07:47:32,675 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:32,675 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] [2023-11-19 07:47:32,676 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:32,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:32,684 INFO L85 PathProgramCache]: Analyzing trace with hash -782013821, now seen corresponding path program 1 times [2023-11-19 07:47:32,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:32,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163597732] [2023-11-19 07:47:32,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:32,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:33,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:47:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:33,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:47:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:33,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:47:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:33,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:47:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:33,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 07:47:33,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:33,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163597732] [2023-11-19 07:47:33,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163597732] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:33,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:33,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:47:33,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453075023] [2023-11-19 07:47:33,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:33,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:47:33,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:33,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:47:33,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:47:33,657 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) [2023-11-19 07:47:37,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:47:37,483 INFO L93 Difference]: Finished difference Result 1168 states and 1722 transitions. [2023-11-19 07:47:37,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 07:47:37,486 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 [2023-11-19 07:47:37,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:47:37,506 INFO L225 Difference]: With dead ends: 1168 [2023-11-19 07:47:37,507 INFO L226 Difference]: Without dead ends: 826 [2023-11-19 07:47:37,515 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 [2023-11-19 07:47:37,518 INFO L413 NwaCegarLoop]: 341 mSDtfsCounter, 977 mSDsluCounter, 769 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-19 07:47:37,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1026 Valid, 1110 Invalid, 817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 483 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-19 07:47:37,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2023-11-19 07:47:37,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 603. [2023-11-19 07:47:37,675 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) [2023-11-19 07:47:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 603 states and 817 transitions. [2023-11-19 07:47:37,683 INFO L78 Accepts]: Start accepts. Automaton has 603 states and 817 transitions. Word has length 42 [2023-11-19 07:47:37,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:47:37,684 INFO L495 AbstractCegarLoop]: Abstraction has 603 states and 817 transitions. [2023-11-19 07:47:37,684 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) [2023-11-19 07:47:37,684 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 817 transitions. [2023-11-19 07:47:37,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 07:47:37,688 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:37,689 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] [2023-11-19 07:47:37,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:47:37,689 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:37,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:37,690 INFO L85 PathProgramCache]: Analyzing trace with hash -984789751, now seen corresponding path program 1 times [2023-11-19 07:47:37,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:37,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087557189] [2023-11-19 07:47:37,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:37,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:38,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:47:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:38,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:47:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:38,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:47:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:38,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:47:38,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:38,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:47:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:38,155 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 07:47:38,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:38,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087557189] [2023-11-19 07:47:38,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087557189] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:38,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:38,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 07:47:38,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474964703] [2023-11-19 07:47:38,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:38,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:47:38,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:38,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:47:38,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:47:38,159 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) [2023-11-19 07:47:41,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:47:41,105 INFO L93 Difference]: Finished difference Result 1625 states and 2319 transitions. [2023-11-19 07:47:41,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:47:41,106 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 [2023-11-19 07:47:41,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:47:41,120 INFO L225 Difference]: With dead ends: 1625 [2023-11-19 07:47:41,120 INFO L226 Difference]: Without dead ends: 1616 [2023-11-19 07:47:41,121 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 [2023-11-19 07:47:41,127 INFO L413 NwaCegarLoop]: 330 mSDtfsCounter, 998 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1045 SdHoareTripleChecker+Valid, 1704 SdHoareTripleChecker+Invalid, 1070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-19 07:47:41,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1045 Valid, 1704 Invalid, 1070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-19 07:47:41,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1616 states. [2023-11-19 07:47:41,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1616 to 1299. [2023-11-19 07:47:41,243 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) [2023-11-19 07:47:41,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1299 states and 1799 transitions. [2023-11-19 07:47:41,257 INFO L78 Accepts]: Start accepts. Automaton has 1299 states and 1799 transitions. Word has length 52 [2023-11-19 07:47:41,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:47:41,258 INFO L495 AbstractCegarLoop]: Abstraction has 1299 states and 1799 transitions. [2023-11-19 07:47:41,258 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) [2023-11-19 07:47:41,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1799 transitions. [2023-11-19 07:47:41,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 07:47:41,273 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:41,274 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] [2023-11-19 07:47:41,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:47:41,274 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:41,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:41,275 INFO L85 PathProgramCache]: Analyzing trace with hash -285965336, now seen corresponding path program 1 times [2023-11-19 07:47:41,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:41,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817069043] [2023-11-19 07:47:41,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:41,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:47:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:47:41,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:47:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:47:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:47:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:47:41,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:47:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:41,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:47:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:47:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-19 07:47:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:47:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:47:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:47:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:41,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 07:47:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 07:47:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-19 07:47:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:41,914 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-11-19 07:47:41,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:41,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817069043] [2023-11-19 07:47:41,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817069043] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:41,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:41,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-19 07:47:41,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904721888] [2023-11-19 07:47:41,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:41,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:47:41,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:41,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:47:41,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:47:41,918 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) [2023-11-19 07:47:46,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:47:46,537 INFO L93 Difference]: Finished difference Result 3187 states and 4503 transitions. [2023-11-19 07:47:46,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 07:47:46,538 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 [2023-11-19 07:47:46,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:47:46,552 INFO L225 Difference]: With dead ends: 3187 [2023-11-19 07:47:46,553 INFO L226 Difference]: Without dead ends: 1904 [2023-11-19 07:47:46,559 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 [2023-11-19 07:47:46,560 INFO L413 NwaCegarLoop]: 313 mSDtfsCounter, 348 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 956 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 1659 SdHoareTripleChecker+Invalid, 1041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:47:46,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 1659 Invalid, 1041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 956 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-11-19 07:47:46,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1904 states. [2023-11-19 07:47:46,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1904 to 1528. [2023-11-19 07:47:46,687 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) [2023-11-19 07:47:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 2126 transitions. [2023-11-19 07:47:46,703 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 2126 transitions. Word has length 165 [2023-11-19 07:47:46,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:47:46,705 INFO L495 AbstractCegarLoop]: Abstraction has 1528 states and 2126 transitions. [2023-11-19 07:47:46,707 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) [2023-11-19 07:47:46,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2126 transitions. [2023-11-19 07:47:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-19 07:47:46,720 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:46,720 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] [2023-11-19 07:47:46,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:47:46,721 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:46,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:46,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1790211368, now seen corresponding path program 1 times [2023-11-19 07:47:46,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:46,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450778835] [2023-11-19 07:47:46,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:46,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:46,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:47:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:46,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:47:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:47:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:47:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:47:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 07:47:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-19 07:47:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-19 07:47:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:47:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:47:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:47:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:47:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-19 07:47:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:47:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:47:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:47:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 07:47:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 07:47:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2023-11-19 07:47:47,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:47,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450778835] [2023-11-19 07:47:47,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450778835] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:47,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:47,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-19 07:47:47,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219993431] [2023-11-19 07:47:47,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:47,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:47:47,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:47,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:47:47,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:47:47,303 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) [2023-11-19 07:47:52,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:47:52,328 INFO L93 Difference]: Finished difference Result 4955 states and 7041 transitions. [2023-11-19 07:47:52,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-19 07:47:52,329 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 [2023-11-19 07:47:52,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:47:52,352 INFO L225 Difference]: With dead ends: 4955 [2023-11-19 07:47:52,352 INFO L226 Difference]: Without dead ends: 3454 [2023-11-19 07:47:52,361 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 [2023-11-19 07:47:52,365 INFO L413 NwaCegarLoop]: 377 mSDtfsCounter, 1384 mSDsluCounter, 1429 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 604 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 1806 SdHoareTripleChecker+Invalid, 1577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 604 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2023-11-19 07:47:52,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1443 Valid, 1806 Invalid, 1577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [604 Valid, 973 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2023-11-19 07:47:52,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3454 states. [2023-11-19 07:47:52,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3454 to 2724. [2023-11-19 07:47:52,597 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) [2023-11-19 07:47:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2724 states and 3752 transitions. [2023-11-19 07:47:52,615 INFO L78 Accepts]: Start accepts. Automaton has 2724 states and 3752 transitions. Word has length 187 [2023-11-19 07:47:52,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:47:52,616 INFO L495 AbstractCegarLoop]: Abstraction has 2724 states and 3752 transitions. [2023-11-19 07:47:52,617 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) [2023-11-19 07:47:52,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3752 transitions. [2023-11-19 07:47:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 07:47:52,624 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:52,624 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] [2023-11-19 07:47:52,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:47:52,625 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:52,625 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:52,625 INFO L85 PathProgramCache]: Analyzing trace with hash -539955375, now seen corresponding path program 1 times [2023-11-19 07:47:52,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:47:52,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549239119] [2023-11-19 07:47:52,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:52,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:47:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:47:53,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-19 07:47:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:47:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:47:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-19 07:47:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-19 07:47:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-11-19 07:47:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:47:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:47:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:47:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:47:53,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:47:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-19 07:47:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:47:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-19 07:47:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:47:53,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:53,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:53,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:54,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-19 07:47:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:54,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-19 07:47:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:54,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:47:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:54,117 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-19 07:47:54,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:47:54,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549239119] [2023-11-19 07:47:54,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549239119] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:54,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:54,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-19 07:47:54,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457067947] [2023-11-19 07:47:54,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:54,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-19 07:47:54,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:47:54,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-19 07:47:54,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-19 07:47:54,120 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) [2023-11-19 07:47:55,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:47:57,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:48:00,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:48:00,475 INFO L93 Difference]: Finished difference Result 4387 states and 6130 transitions. [2023-11-19 07:48:00,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:48:00,476 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 [2023-11-19 07:48:00,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:48:00,477 INFO L225 Difference]: With dead ends: 4387 [2023-11-19 07:48:00,477 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 07:48:00,488 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 [2023-11-19 07:48:00,489 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 959 mSDsluCounter, 1388 mSDsCounter, 0 mSdLazyCounter, 1537 mSolverCounterSat, 423 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 1623 SdHoareTripleChecker+Invalid, 1960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 423 IncrementalHoareTripleChecker+Valid, 1537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:48:00,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [971 Valid, 1623 Invalid, 1960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [423 Valid, 1537 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2023-11-19 07:48:00,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 07:48:00,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 07:48:00,490 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) [2023-11-19 07:48:00,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 07:48:00,491 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 189 [2023-11-19 07:48:00,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:48:00,491 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:48:00,491 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) [2023-11-19 07:48:00,492 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:48:00,492 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 07:48:00,494 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:48:00,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:48:00,497 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 07:48:03,118 INFO L899 garLoopResultBuilder]: For program point skb_putFINAL(lines 6624 6628) no Hoare annotation was computed. [2023-11-19 07:48:03,119 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))) [2023-11-19 07:48:03,119 INFO L899 garLoopResultBuilder]: For program point skb_putEXIT(lines 6624 6628) no Hoare annotation was computed. [2023-11-19 07:48:03,119 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 5677 5683) no Hoare annotation was computed. [2023-11-19 07:48:03,119 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 5677 5683) the Hoare annotation is: true [2023-11-19 07:48:03,119 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5681) no Hoare annotation was computed. [2023-11-19 07:48:03,120 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 5677 5683) no Hoare annotation was computed. [2023-11-19 07:48:03,120 INFO L899 garLoopResultBuilder]: For program point netdev_warnEXIT(lines 6609 6611) no Hoare annotation was computed. [2023-11-19 07:48:03,120 INFO L899 garLoopResultBuilder]: For program point netdev_warnFINAL(lines 6609 6611) no Hoare annotation was computed. [2023-11-19 07:48:03,120 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6609 6611) the Hoare annotation is: true [2023-11-19 07:48:03,120 INFO L899 garLoopResultBuilder]: For program point L6619-1(line 6619) no Hoare annotation was computed. [2023-11-19 07:48:03,120 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|))) [2023-11-19 07:48:03,120 INFO L899 garLoopResultBuilder]: For program point skb_pullFINAL(lines 6618 6620) no Hoare annotation was computed. [2023-11-19 07:48:03,121 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|))) [2023-11-19 07:48:03,121 INFO L899 garLoopResultBuilder]: For program point skb_pullEXIT(lines 6618 6620) no Hoare annotation was computed. [2023-11-19 07:48:03,121 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 5684 5690) the Hoare annotation is: true [2023-11-19 07:48:03,121 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 5684 5690) no Hoare annotation was computed. [2023-11-19 07:48:03,121 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 5691 5696) no Hoare annotation was computed. [2023-11-19 07:48:03,122 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5691 5696) the Hoare annotation is: true [2023-11-19 07:48:03,122 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 5691 5696) no Hoare annotation was computed. [2023-11-19 07:48:03,122 INFO L899 garLoopResultBuilder]: For program point usbnet_disconnectFINAL(lines 6655 6657) no Hoare annotation was computed. [2023-11-19 07:48:03,122 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6655 6657) the Hoare annotation is: true [2023-11-19 07:48:03,122 INFO L899 garLoopResultBuilder]: For program point usbnet_disconnectEXIT(lines 6655 6657) no Hoare annotation was computed. [2023-11-19 07:48:03,123 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))) [2023-11-19 07:48:03,123 INFO L899 garLoopResultBuilder]: For program point put_unaligned_le16FINAL(lines 5748 5754) no Hoare annotation was computed. [2023-11-19 07:48:03,123 INFO L899 garLoopResultBuilder]: For program point put_unaligned_le16EXIT(lines 5748 5754) no Hoare annotation was computed. [2023-11-19 07:48:03,123 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|))) [2023-11-19 07:48:03,123 INFO L899 garLoopResultBuilder]: For program point skb_pushFINAL(lines 6621 6623) no Hoare annotation was computed. [2023-11-19 07:48:03,124 INFO L899 garLoopResultBuilder]: For program point L6622-1(line 6622) no Hoare annotation was computed. [2023-11-19 07:48:03,124 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|))) [2023-11-19 07:48:03,124 INFO L899 garLoopResultBuilder]: For program point skb_pushEXIT(lines 6621 6623) no Hoare annotation was computed. [2023-11-19 07:48:03,124 INFO L899 garLoopResultBuilder]: For program point L6433-1(lines 6433 6436) no Hoare annotation was computed. [2023-11-19 07:48:03,124 INFO L899 garLoopResultBuilder]: For program point L6433(lines 6433 6436) no Hoare annotation was computed. [2023-11-19 07:48:03,124 INFO L899 garLoopResultBuilder]: For program point L6423(lines 6423 6427) no Hoare annotation was computed. [2023-11-19 07:48:03,125 INFO L899 garLoopResultBuilder]: For program point L6419-1(lines 6419 6422) no Hoare annotation was computed. [2023-11-19 07:48:03,125 INFO L899 garLoopResultBuilder]: For program point L6419(lines 6419 6422) no Hoare annotation was computed. [2023-11-19 07:48:03,125 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$.offset)|) (= ~last_index~0 0))) [2023-11-19 07:48:03,125 INFO L895 garLoopResultBuilder]: At program point L6432-2(lines 6432 6439) the Hoare annotation is: (not (= |old(~last_index~0)| 0)) [2023-11-19 07:48:03,125 INFO L899 garLoopResultBuilder]: For program point L6432-3(lines 6432 6439) no Hoare annotation was computed. [2023-11-19 07:48:03,125 INFO L899 garLoopResultBuilder]: For program point L6430-1(lines 6411 6445) no Hoare annotation was computed. [2023-11-19 07:48:03,126 INFO L899 garLoopResultBuilder]: For program point L6418-3(lines 6415 6444) no Hoare annotation was computed. [2023-11-19 07:48:03,126 INFO L895 garLoopResultBuilder]: At program point L6418-2(lines 6418 6429) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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))) [2023-11-19 07:48:03,126 INFO L899 garLoopResultBuilder]: For program point ldv_set_removeEXIT(lines 6411 6445) no Hoare annotation was computed. [2023-11-19 07:48:03,126 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:48:03,126 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-19 07:48:03,127 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))) [2023-11-19 07:48:03,127 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:48:03,127 INFO L899 garLoopResultBuilder]: For program point skb_cloneFINAL(lines 6612 6614) no Hoare annotation was computed. [2023-11-19 07:48:03,127 INFO L899 garLoopResultBuilder]: For program point skb_cloneEXIT(lines 6612 6614) no Hoare annotation was computed. [2023-11-19 07:48:03,127 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|))) [2023-11-19 07:48:03,128 INFO L899 garLoopResultBuilder]: For program point L6613-1(line 6613) no Hoare annotation was computed. [2023-11-19 07:48:03,128 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|))) [2023-11-19 07:48:03,128 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5624 5626) the Hoare annotation is: true [2023-11-19 07:48:03,128 INFO L899 garLoopResultBuilder]: For program point L5625-2(lines 5624 5626) no Hoare annotation was computed. [2023-11-19 07:48:03,128 INFO L899 garLoopResultBuilder]: For program point L5625(line 5625) no Hoare annotation was computed. [2023-11-19 07:48:03,128 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 5624 5626) no Hoare annotation was computed. [2023-11-19 07:48:03,129 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeFINAL(lines 6532 6538) no Hoare annotation was computed. [2023-11-19 07:48:03,129 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$.offset)|) (= ~last_index~0 0))) [2023-11-19 07:48:03,129 INFO L895 garLoopResultBuilder]: At program point L6535(line 6535) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~last_index~0 0))) [2023-11-19 07:48:03,129 INFO L899 garLoopResultBuilder]: For program point ldv_skb_freeEXIT(lines 6532 6538) no Hoare annotation was computed. [2023-11-19 07:48:03,129 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6641 6643) the Hoare annotation is: true [2023-11-19 07:48:03,130 INFO L899 garLoopResultBuilder]: For program point usb_free_urbEXIT(lines 6641 6643) no Hoare annotation was computed. [2023-11-19 07:48:03,130 INFO L899 garLoopResultBuilder]: For program point usb_free_urbFINAL(lines 6641 6643) no Hoare annotation was computed. [2023-11-19 07:48:03,130 INFO L899 garLoopResultBuilder]: For program point get_unaligned_le32_returnLabel#1(lines 5732 5739) no Hoare annotation was computed. [2023-11-19 07:48:03,130 INFO L895 garLoopResultBuilder]: At program point L6031(line 6031) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,130 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)) [2023-11-19 07:48:03,130 INFO L899 garLoopResultBuilder]: For program point L6031-1(line 6031) no Hoare annotation was computed. [2023-11-19 07:48:03,131 INFO L899 garLoopResultBuilder]: For program point L5998-1(lines 5998 5999) no Hoare annotation was computed. [2023-11-19 07:48:03,131 INFO L899 garLoopResultBuilder]: For program point L5833(line 5833) no Hoare annotation was computed. [2023-11-19 07:48:03,131 INFO L895 garLoopResultBuilder]: At program point L5834(line 5834) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,131 INFO L899 garLoopResultBuilder]: For program point L5834-1(line 5834) no Hoare annotation was computed. [2023-11-19 07:48:03,131 INFO L895 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,131 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)) [2023-11-19 07:48:03,132 INFO L899 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2023-11-19 07:48:03,132 INFO L895 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,132 INFO L899 garLoopResultBuilder]: For program point usb_submit_urb_returnLabel#1(lines 6649 6651) no Hoare annotation was computed. [2023-11-19 07:48:03,132 INFO L899 garLoopResultBuilder]: For program point L6051(line 6051) no Hoare annotation was computed. [2023-11-19 07:48:03,132 INFO L899 garLoopResultBuilder]: For program point L6018(lines 6018 6028) no Hoare annotation was computed. [2023-11-19 07:48:03,132 INFO L899 garLoopResultBuilder]: For program point L5985(line 5985) no Hoare annotation was computed. [2023-11-19 07:48:03,132 INFO L899 garLoopResultBuilder]: For program point L5952(lines 5952 6049) no Hoare annotation was computed. [2023-11-19 07:48:03,133 INFO L899 garLoopResultBuilder]: For program point L6018-2(lines 6003 6049) no Hoare annotation was computed. [2023-11-19 07:48:03,133 INFO L899 garLoopResultBuilder]: For program point __arch_swab32_returnLabel#1(lines 5486 5492) no Hoare annotation was computed. [2023-11-19 07:48:03,133 INFO L899 garLoopResultBuilder]: For program point get_unaligned_be32_returnLabel#1(lines 5740 5747) no Hoare annotation was computed. [2023-11-19 07:48:03,133 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupEXIT(lines 5926 6059) no Hoare annotation was computed. [2023-11-19 07:48:03,133 INFO L899 garLoopResultBuilder]: For program point L5986(line 5986) no Hoare annotation was computed. [2023-11-19 07:48:03,133 INFO L899 garLoopResultBuilder]: For program point L6052(lines 5942 6058) no Hoare annotation was computed. [2023-11-19 07:48:03,134 INFO L899 garLoopResultBuilder]: For program point L5953-2(line 5953) no Hoare annotation was computed. [2023-11-19 07:48:03,134 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)) [2023-11-19 07:48:03,134 INFO L899 garLoopResultBuilder]: For program point L5953(line 5953) no Hoare annotation was computed. [2023-11-19 07:48:03,134 INFO L899 garLoopResultBuilder]: For program point L5986-2(line 5986) no Hoare annotation was computed. [2023-11-19 07:48:03,134 INFO L899 garLoopResultBuilder]: For program point L5953-4(lines 5953 5968) no Hoare annotation was computed. [2023-11-19 07:48:03,135 INFO L899 garLoopResultBuilder]: For program point L5986-5(line 5986) no Hoare annotation was computed. [2023-11-19 07:48:03,135 INFO L899 garLoopResultBuilder]: For program point L5970(lines 5970 6001) no Hoare annotation was computed. [2023-11-19 07:48:03,135 INFO L899 garLoopResultBuilder]: For program point L6053(lines 6053 6056) no Hoare annotation was computed. [2023-11-19 07:48:03,135 INFO L899 garLoopResultBuilder]: For program point __be32_to_cpup_returnLabel#1(lines 5521 5528) no Hoare annotation was computed. [2023-11-19 07:48:03,135 INFO L899 garLoopResultBuilder]: For program point L5971(line 5971) no Hoare annotation was computed. [2023-11-19 07:48:03,135 INFO L899 garLoopResultBuilder]: For program point L6037(lines 6003 6049) no Hoare annotation was computed. [2023-11-19 07:48:03,136 INFO L899 garLoopResultBuilder]: For program point L6004(lines 6004 6007) no Hoare annotation was computed. [2023-11-19 07:48:03,136 INFO L895 garLoopResultBuilder]: At program point L6021(line 6021) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,136 INFO L899 garLoopResultBuilder]: For program point L6021-1(line 6021) no Hoare annotation was computed. [2023-11-19 07:48:03,136 INFO L899 garLoopResultBuilder]: For program point L5823(lines 5823 5826) no Hoare annotation was computed. [2023-11-19 07:48:03,136 INFO L899 garLoopResultBuilder]: For program point eem_linkcmd_returnLabel#1(lines 5817 5840) no Hoare annotation was computed. [2023-11-19 07:48:03,136 INFO L899 garLoopResultBuilder]: For program point __fswab32_returnLabel#1(lines 5493 5500) no Hoare annotation was computed. [2023-11-19 07:48:03,137 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)) [2023-11-19 07:48:03,137 INFO L899 garLoopResultBuilder]: For program point L6633-1(line 6633) no Hoare annotation was computed. [2023-11-19 07:48:03,137 INFO L895 garLoopResultBuilder]: At program point L6633(line 6633) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,137 INFO L899 garLoopResultBuilder]: For program point L5989(line 5989) no Hoare annotation was computed. [2023-11-19 07:48:03,137 INFO L899 garLoopResultBuilder]: For program point L6022-1(lines 6022 6023) no Hoare annotation was computed. [2023-11-19 07:48:03,137 INFO L899 garLoopResultBuilder]: For program point usb_fill_bulk_urb_returnLabel#1(lines 5775 5789) no Hoare annotation was computed. [2023-11-19 07:48:03,138 INFO L899 garLoopResultBuilder]: For program point __le32_to_cpup_returnLabel#1(lines 5509 5514) no Hoare annotation was computed. [2023-11-19 07:48:03,138 INFO L899 garLoopResultBuilder]: For program point L5973(lines 5973 5976) no Hoare annotation was computed. [2023-11-19 07:48:03,138 INFO L899 garLoopResultBuilder]: For program point get_unaligned_le16_returnLabel#1(lines 5724 5731) no Hoare annotation was computed. [2023-11-19 07:48:03,138 INFO L899 garLoopResultBuilder]: For program point eem_rx_fixupFINAL(lines 5926 6059) no Hoare annotation was computed. [2023-11-19 07:48:03,138 INFO L899 garLoopResultBuilder]: For program point L6024(lines 6024 6027) no Hoare annotation was computed. [2023-11-19 07:48:03,138 INFO L899 garLoopResultBuilder]: For program point __dynamic_netdev_dbg_returnLabel#1(lines 6593 6595) no Hoare annotation was computed. [2023-11-19 07:48:03,139 INFO L899 garLoopResultBuilder]: For program point usbnet_device_suggests_idle_returnLabel#1(lines 6652 6654) no Hoare annotation was computed. [2023-11-19 07:48:03,139 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|))) [2023-11-19 07:48:03,139 INFO L899 garLoopResultBuilder]: For program point L5992-2(line 5992) no Hoare annotation was computed. [2023-11-19 07:48:03,139 INFO L899 garLoopResultBuilder]: For program point L5992(line 5992) no Hoare annotation was computed. [2023-11-19 07:48:03,139 INFO L899 garLoopResultBuilder]: For program point usbnet_skb_return_returnLabel#1(lines 6670 6672) no Hoare annotation was computed. [2023-11-19 07:48:03,139 INFO L895 garLoopResultBuilder]: At program point L6042(line 6042) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,140 INFO L899 garLoopResultBuilder]: For program point L5943(lines 5942 6058) no Hoare annotation was computed. [2023-11-19 07:48:03,140 INFO L899 garLoopResultBuilder]: For program point L6009(lines 6009 6012) no Hoare annotation was computed. [2023-11-19 07:48:03,140 INFO L899 garLoopResultBuilder]: For program point L6042-1(line 6042) no Hoare annotation was computed. [2023-11-19 07:48:03,140 INFO L899 garLoopResultBuilder]: For program point usb_alloc_urb_returnLabel#1(lines 6632 6634) no Hoare annotation was computed. [2023-11-19 07:48:03,140 INFO L899 garLoopResultBuilder]: For program point L5960-1(line 5960) no Hoare annotation was computed. [2023-11-19 07:48:03,140 INFO L899 garLoopResultBuilder]: For program point L5993(line 5993) no Hoare annotation was computed. [2023-11-19 07:48:03,141 INFO L895 garLoopResultBuilder]: At program point L5960(line 5960) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,141 INFO L899 garLoopResultBuilder]: For program point __le16_to_cpup_returnLabel#1(lines 5515 5520) no Hoare annotation was computed. [2023-11-19 07:48:03,141 INFO L899 garLoopResultBuilder]: For program point L6043(lines 6043 6048) no Hoare annotation was computed. [2023-11-19 07:48:03,141 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)) [2023-11-19 07:48:03,141 INFO L895 garLoopResultBuilder]: At program point L5977(line 5977) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,141 INFO L899 garLoopResultBuilder]: For program point L5977-1(line 5977) no Hoare annotation was computed. [2023-11-19 07:48:03,142 INFO L899 garLoopResultBuilder]: For program point L5961(lines 5961 5965) no Hoare annotation was computed. [2023-11-19 07:48:03,142 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)) [2023-11-19 07:48:03,142 INFO L899 garLoopResultBuilder]: For program point L5978-1(lines 5978 5979) no Hoare annotation was computed. [2023-11-19 07:48:03,142 INFO L899 garLoopResultBuilder]: For program point L5995(line 5995) no Hoare annotation was computed. [2023-11-19 07:48:03,142 INFO L899 garLoopResultBuilder]: For program point L5830(lines 5830 5837) no Hoare annotation was computed. [2023-11-19 07:48:03,142 INFO L899 garLoopResultBuilder]: For program point L5995-2(line 5995) no Hoare annotation was computed. [2023-11-19 07:48:03,143 INFO L899 garLoopResultBuilder]: For program point L5946(lines 5946 5949) no Hoare annotation was computed. [2023-11-19 07:48:03,143 INFO L895 garLoopResultBuilder]: At program point L6045(line 6045) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,143 INFO L899 garLoopResultBuilder]: For program point __swab32p_returnLabel#1(lines 5501 5508) no Hoare annotation was computed. [2023-11-19 07:48:03,143 INFO L899 garLoopResultBuilder]: For program point L5996-2(line 5996) no Hoare annotation was computed. [2023-11-19 07:48:03,143 INFO L899 garLoopResultBuilder]: For program point L6029-3(lines 6029 6036) no Hoare annotation was computed. [2023-11-19 07:48:03,143 INFO L899 garLoopResultBuilder]: For program point L5996(line 5996) no Hoare annotation was computed. [2023-11-19 07:48:03,144 INFO L899 garLoopResultBuilder]: For program point L6029-1(line 6029) no Hoare annotation was computed. [2023-11-19 07:48:03,144 INFO L895 garLoopResultBuilder]: At program point L5831(line 5831) the Hoare annotation is: (or (not (= |old(~last_index~0)| 0)) (= ~last_index~0 0)) [2023-11-19 07:48:03,144 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)) [2023-11-19 07:48:03,144 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)) [2023-11-19 07:48:03,144 INFO L899 garLoopResultBuilder]: For program point L6013(lines 6013 6016) no Hoare annotation was computed. [2023-11-19 07:48:03,145 INFO L899 garLoopResultBuilder]: For program point L5980(lines 5980 5983) no Hoare annotation was computed. [2023-11-19 07:48:03,145 INFO L899 garLoopResultBuilder]: For program point L5997(line 5997) no Hoare annotation was computed. [2023-11-19 07:48:03,145 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|))) [2023-11-19 07:48:03,145 INFO L902 garLoopResultBuilder]: At program point L5639(line 5639) the Hoare annotation is: true [2023-11-19 07:48:03,145 INFO L899 garLoopResultBuilder]: For program point L5639-1(line 5639) no Hoare annotation was computed. [2023-11-19 07:48:03,145 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 5627 5643) no Hoare annotation was computed. [2023-11-19 07:48:03,146 INFO L899 garLoopResultBuilder]: For program point L5634(lines 5634 5641) no Hoare annotation was computed. [2023-11-19 07:48:03,146 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 5627 5643) no Hoare annotation was computed. [2023-11-19 07:48:03,146 INFO L899 garLoopResultBuilder]: For program point crc32_leEXIT(lines 6597 6599) no Hoare annotation was computed. [2023-11-19 07:48:03,146 INFO L899 garLoopResultBuilder]: For program point crc32_leFINAL(lines 6597 6599) no Hoare annotation was computed. [2023-11-19 07:48:03,146 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6597 6599) the Hoare annotation is: true [2023-11-19 07:48:03,146 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 07:48:03,147 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))) [2023-11-19 07:48:03,147 INFO L899 garLoopResultBuilder]: For program point L5656-1(line 5656) no Hoare annotation was computed. [2023-11-19 07:48:03,147 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 5644 5660) no Hoare annotation was computed. [2023-11-19 07:48:03,147 INFO L902 garLoopResultBuilder]: At program point L5656(line 5656) the Hoare annotation is: true [2023-11-19 07:48:03,147 INFO L899 garLoopResultBuilder]: For program point L5651(lines 5651 5658) no Hoare annotation was computed. [2023-11-19 07:48:03,147 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 5644 5660) no Hoare annotation was computed. [2023-11-19 07:48:03,148 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6629 6631) the Hoare annotation is: true [2023-11-19 07:48:03,148 INFO L899 garLoopResultBuilder]: For program point skb_trimEXIT(lines 6629 6631) no Hoare annotation was computed. [2023-11-19 07:48:03,148 INFO L899 garLoopResultBuilder]: For program point skb_trimFINAL(lines 6629 6631) no Hoare annotation was computed. [2023-11-19 07:48:03,148 INFO L899 garLoopResultBuilder]: For program point usbnet_resume_returnLabel#1(lines 6667 6669) no Hoare annotation was computed. [2023-11-19 07:48:03,148 INFO L899 garLoopResultBuilder]: For program point ldv_initialize_returnLabel#1(lines 6525 6531) no Hoare annotation was computed. [2023-11-19 07:48:03,148 INFO L899 garLoopResultBuilder]: For program point L6229(lines 6229 6243) no Hoare annotation was computed. [2023-11-19 07:48:03,149 INFO L899 garLoopResultBuilder]: For program point L6279(line 6279) no Hoare annotation was computed. [2023-11-19 07:48:03,149 INFO L902 garLoopResultBuilder]: At program point L6246(line 6246) the Hoare annotation is: true [2023-11-19 07:48:03,149 INFO L899 garLoopResultBuilder]: For program point L6147(lines 6135 6314) no Hoare annotation was computed. [2023-11-19 07:48:03,149 INFO L899 garLoopResultBuilder]: For program point L6180(lines 6180 6187) no Hoare annotation was computed. [2023-11-19 07:48:03,149 INFO L895 garLoopResultBuilder]: At program point L6263(line 6263) the Hoare annotation is: (= ~last_index~0 0) [2023-11-19 07:48:03,149 INFO L899 garLoopResultBuilder]: For program point L6263-1(line 6263) no Hoare annotation was computed. [2023-11-19 07:48:03,150 INFO L899 garLoopResultBuilder]: For program point usb_deregister_returnLabel#1(lines 6635 6637) no Hoare annotation was computed. [2023-11-19 07:48:03,150 INFO L899 garLoopResultBuilder]: For program point L6280-2(lines 6255 6301) no Hoare annotation was computed. [2023-11-19 07:48:03,150 INFO L899 garLoopResultBuilder]: For program point L6280(lines 6280 6284) no Hoare annotation was computed. [2023-11-19 07:48:03,150 INFO L899 garLoopResultBuilder]: For program point L6231(lines 6231 6236) no Hoare annotation was computed. [2023-11-19 07:48:03,150 INFO L899 garLoopResultBuilder]: For program point L6165(line 6165) no Hoare annotation was computed. [2023-11-19 07:48:03,150 INFO L899 garLoopResultBuilder]: For program point L6231-2(lines 6229 6242) no Hoare annotation was computed. [2023-11-19 07:48:03,151 INFO L899 garLoopResultBuilder]: For program point L6182(lines 6182 6185) no Hoare annotation was computed. [2023-11-19 07:48:03,151 INFO L895 garLoopResultBuilder]: At program point L6281(line 6281) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-19 07:48:03,151 INFO L899 garLoopResultBuilder]: For program point L6281-1(line 6281) no Hoare annotation was computed. [2023-11-19 07:48:03,151 INFO L899 garLoopResultBuilder]: For program point L6149(lines 6149 6308) no Hoare annotation was computed. [2023-11-19 07:48:03,151 INFO L899 garLoopResultBuilder]: For program point L6199(line 6199) no Hoare annotation was computed. [2023-11-19 07:48:03,151 INFO L899 garLoopResultBuilder]: For program point L6166(lines 6166 6171) no Hoare annotation was computed. [2023-11-19 07:48:03,152 INFO L899 garLoopResultBuilder]: For program point L6166-2(lines 6153 6211) no Hoare annotation was computed. [2023-11-19 07:48:03,152 INFO L899 garLoopResultBuilder]: For program point ldv_set_is_empty_returnLabel#1(lines 6467 6472) no Hoare annotation was computed. [2023-11-19 07:48:03,152 INFO L899 garLoopResultBuilder]: For program point L6150(line 6150) no Hoare annotation was computed. [2023-11-19 07:48:03,152 INFO L899 garLoopResultBuilder]: For program point L6216(line 6216) no Hoare annotation was computed. [2023-11-19 07:48:03,152 INFO L899 garLoopResultBuilder]: For program point L6299(line 6299) no Hoare annotation was computed. [2023-11-19 07:48:03,152 INFO L895 garLoopResultBuilder]: At program point L6167(line 6167) the Hoare annotation is: (= ~last_index~0 0) [2023-11-19 07:48:03,152 INFO L899 garLoopResultBuilder]: For program point L6167-1(line 6167) no Hoare annotation was computed. [2023-11-19 07:48:03,153 INFO L899 garLoopResultBuilder]: For program point L6200(lines 6200 6207) no Hoare annotation was computed. [2023-11-19 07:48:03,153 INFO L899 garLoopResultBuilder]: For program point usbnet_get_endpoints_returnLabel#1(lines 6659 6661) no Hoare annotation was computed. [2023-11-19 07:48:03,153 INFO L899 garLoopResultBuilder]: For program point ldv_usb_register_driver_12_returnLabel#1(lines 6351 6364) no Hoare annotation was computed. [2023-11-19 07:48:03,153 INFO L899 garLoopResultBuilder]: For program point L6151(lines 6151 6214) no Hoare annotation was computed. [2023-11-19 07:48:03,153 INFO L895 garLoopResultBuilder]: At program point L6118(line 6118) the Hoare annotation is: (and (= ~ldv_state_variable_0~0 1) (= ~last_index~0 0)) [2023-11-19 07:48:03,153 INFO L899 garLoopResultBuilder]: For program point L6217(lines 6217 6250) no Hoare annotation was computed. [2023-11-19 07:48:03,154 INFO L899 garLoopResultBuilder]: For program point dev_set_drvdata_returnLabel#1(lines 5539 5545) no Hoare annotation was computed. [2023-11-19 07:48:03,154 INFO L899 garLoopResultBuilder]: For program point L6118-1(line 6118) no Hoare annotation was computed. [2023-11-19 07:48:03,154 INFO L902 garLoopResultBuilder]: At program point L6300(line 6300) the Hoare annotation is: true [2023-11-19 07:48:03,154 INFO L899 garLoopResultBuilder]: For program point ldv_release_2_returnLabel#1(lines 6601 6603) no Hoare annotation was computed. [2023-11-19 07:48:03,154 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:48:03,154 INFO L899 garLoopResultBuilder]: For program point driver_of_returnLabel#1(lines 5794 5801) no Hoare annotation was computed. [2023-11-19 07:48:03,155 INFO L899 garLoopResultBuilder]: For program point L6202(lines 6202 6205) no Hoare annotation was computed. [2023-11-19 07:48:03,155 INFO L899 garLoopResultBuilder]: For program point L6268(line 6268) no Hoare annotation was computed. [2023-11-19 07:48:03,155 INFO L899 garLoopResultBuilder]: For program point L6136-1(line 6136) no Hoare annotation was computed. [2023-11-19 07:48:03,155 INFO L899 garLoopResultBuilder]: For program point L6582(lines 6582 6585) no Hoare annotation was computed. [2023-11-19 07:48:03,155 INFO L895 garLoopResultBuilder]: At program point L6136(line 6136) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-19 07:48:03,155 INFO L899 garLoopResultBuilder]: For program point L6219(lines 6219 6247) no Hoare annotation was computed. [2023-11-19 07:48:03,155 INFO L899 garLoopResultBuilder]: For program point L6252(line 6252) no Hoare annotation was computed. [2023-11-19 07:48:03,156 INFO L899 garLoopResultBuilder]: For program point L6153(lines 6153 6211) no Hoare annotation was computed. [2023-11-19 07:48:03,156 INFO L899 garLoopResultBuilder]: For program point usbnet_suspend_returnLabel#1(lines 6674 6676) no Hoare annotation was computed. [2023-11-19 07:48:03,156 INFO L899 garLoopResultBuilder]: For program point L6269(lines 6269 6277) no Hoare annotation was computed. [2023-11-19 07:48:03,156 INFO L895 garLoopResultBuilder]: At program point L6286(line 6286) the Hoare annotation is: (= ~last_index~0 0) [2023-11-19 07:48:03,156 INFO L899 garLoopResultBuilder]: For program point L6154(line 6154) no Hoare annotation was computed. [2023-11-19 07:48:03,156 INFO L899 garLoopResultBuilder]: For program point L6253(lines 6253 6304) no Hoare annotation was computed. [2023-11-19 07:48:03,157 INFO L899 garLoopResultBuilder]: For program point L6286-1(line 6286) no Hoare annotation was computed. [2023-11-19 07:48:03,157 INFO L899 garLoopResultBuilder]: For program point L6220(line 6220) no Hoare annotation was computed. [2023-11-19 07:48:03,157 INFO L899 garLoopResultBuilder]: For program point usbnet_probe_returnLabel#1(lines 6663 6665) no Hoare annotation was computed. [2023-11-19 07:48:03,157 INFO L895 garLoopResultBuilder]: At program point L6138(line 6138) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-19 07:48:03,157 INFO L899 garLoopResultBuilder]: For program point L6584-1(lines 6577 6588) no Hoare annotation was computed. [2023-11-19 07:48:03,157 INFO L899 garLoopResultBuilder]: For program point L6138-1(line 6138) no Hoare annotation was computed. [2023-11-19 07:48:03,158 INFO L895 garLoopResultBuilder]: At program point L6584(line 6584) the Hoare annotation is: false [2023-11-19 07:48:03,158 INFO L899 garLoopResultBuilder]: For program point L6155(lines 6155 6163) no Hoare annotation was computed. [2023-11-19 07:48:03,158 INFO L899 garLoopResultBuilder]: For program point L6221(lines 6221 6226) no Hoare annotation was computed. [2023-11-19 07:48:03,158 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 6123 6315) no Hoare annotation was computed. [2023-11-19 07:48:03,158 INFO L899 garLoopResultBuilder]: For program point L6271(lines 6271 6275) no Hoare annotation was computed. [2023-11-19 07:48:03,158 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:48:03,158 INFO L899 garLoopResultBuilder]: For program point L6255(lines 6255 6301) no Hoare annotation was computed. [2023-11-19 07:48:03,159 INFO L899 garLoopResultBuilder]: For program point ldv_usb_deregister_13_returnLabel#1(lines 6365 6372) no Hoare annotation was computed. [2023-11-19 07:48:03,159 INFO L899 garLoopResultBuilder]: For program point L6189(line 6189) no Hoare annotation was computed. [2023-11-19 07:48:03,159 INFO L899 garLoopResultBuilder]: For program point eem_driver_exit_returnLabel#1(lines 6085 6091) no Hoare annotation was computed. [2023-11-19 07:48:03,159 INFO L899 garLoopResultBuilder]: For program point ldv_usb_driver_1_returnLabel#1(lines 6114 6122) no Hoare annotation was computed. [2023-11-19 07:48:03,159 INFO L895 garLoopResultBuilder]: At program point L6107(line 6107) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-19 07:48:03,159 INFO L899 garLoopResultBuilder]: For program point L6107-1(line 6107) no Hoare annotation was computed. [2023-11-19 07:48:03,160 INFO L895 garLoopResultBuilder]: At program point L6173(line 6173) the Hoare annotation is: (= ~last_index~0 0) [2023-11-19 07:48:03,160 INFO L899 garLoopResultBuilder]: For program point L6173-1(line 6173) no Hoare annotation was computed. [2023-11-19 07:48:03,160 INFO L899 garLoopResultBuilder]: For program point usb_driver_release_interface_returnLabel#1(lines 6638 6640) no Hoare annotation was computed. [2023-11-19 07:48:03,160 INFO L899 garLoopResultBuilder]: For program point L6190(lines 6190 6197) no Hoare annotation was computed. [2023-11-19 07:48:03,160 INFO L899 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2023-11-19 07:48:03,160 INFO L899 garLoopResultBuilder]: For program point L6157(lines 6157 6161) no Hoare annotation was computed. [2023-11-19 07:48:03,161 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 07:48:03,161 INFO L899 garLoopResultBuilder]: For program point L6306(line 6306) no Hoare annotation was computed. [2023-11-19 07:48:03,161 INFO L899 garLoopResultBuilder]: For program point usb_register_driver_returnLabel#1(lines 6645 6647) no Hoare annotation was computed. [2023-11-19 07:48:03,161 INFO L899 garLoopResultBuilder]: For program point ldv_initialize_driver_info_2_returnLabel#1(lines 6102 6113) no Hoare annotation was computed. [2023-11-19 07:48:03,161 INFO L895 garLoopResultBuilder]: At program point L6141(line 6141) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-19 07:48:03,161 INFO L899 garLoopResultBuilder]: For program point main_ldv_final#1(lines 6135 6314) no Hoare annotation was computed. [2023-11-19 07:48:03,161 INFO L899 garLoopResultBuilder]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2023-11-19 07:48:03,162 INFO L899 garLoopResultBuilder]: For program point L6257-2(lines 6255 6301) no Hoare annotation was computed. [2023-11-19 07:48:03,162 INFO L899 garLoopResultBuilder]: For program point L6257(lines 6257 6261) no Hoare annotation was computed. [2023-11-19 07:48:03,162 INFO L902 garLoopResultBuilder]: At program point L6307(line 6307) the Hoare annotation is: true [2023-11-19 07:48:03,162 INFO L895 garLoopResultBuilder]: At program point L6142(line 6142) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 0) (= ~last_index~0 0)) [2023-11-19 07:48:03,162 INFO L899 garLoopResultBuilder]: For program point L6142-1(line 6142) no Hoare annotation was computed. [2023-11-19 07:48:03,162 INFO L895 garLoopResultBuilder]: At program point L6109(line 6109) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-19 07:48:03,163 INFO L899 garLoopResultBuilder]: For program point L6109-1(line 6109) no Hoare annotation was computed. [2023-11-19 07:48:03,163 INFO L899 garLoopResultBuilder]: For program point L6291(line 6291) no Hoare annotation was computed. [2023-11-19 07:48:03,163 INFO L895 garLoopResultBuilder]: At program point L6258(line 6258) the Hoare annotation is: (and (= ~ldv_state_variable_2~0 1) (= ~last_index~0 0)) [2023-11-19 07:48:03,163 INFO L899 garLoopResultBuilder]: For program point L6258-1(line 6258) no Hoare annotation was computed. [2023-11-19 07:48:03,163 INFO L899 garLoopResultBuilder]: For program point L6192(lines 6192 6195) no Hoare annotation was computed. [2023-11-19 07:48:03,164 INFO L899 garLoopResultBuilder]: For program point ldv_reset_resume_1_returnLabel#1(lines 6605 6607) no Hoare annotation was computed. [2023-11-19 07:48:03,164 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 07:48:03,164 INFO L899 garLoopResultBuilder]: For program point L6209(line 6209) no Hoare annotation was computed. [2023-11-19 07:48:03,164 INFO L899 garLoopResultBuilder]: For program point eem_bind_returnLabel#1(lines 5841 5859) no Hoare annotation was computed. [2023-11-19 07:48:03,164 INFO L899 garLoopResultBuilder]: For program point L6292(lines 6292 6297) no Hoare annotation was computed. [2023-11-19 07:48:03,164 INFO L899 garLoopResultBuilder]: For program point usb_set_intfdata_returnLabel#1(lines 5762 5768) no Hoare annotation was computed. [2023-11-19 07:48:03,164 INFO L902 garLoopResultBuilder]: At program point L6210(line 6210) the Hoare annotation is: true [2023-11-19 07:48:03,165 INFO L899 garLoopResultBuilder]: For program point eem_driver_init_returnLabel#1(lines 6077 6084) no Hoare annotation was computed. [2023-11-19 07:48:03,165 INFO L899 garLoopResultBuilder]: For program point L5848(lines 5848 5854) no Hoare annotation was computed. [2023-11-19 07:48:03,165 INFO L899 garLoopResultBuilder]: For program point L6228(line 6228) no Hoare annotation was computed. [2023-11-19 07:48:03,165 INFO L899 garLoopResultBuilder]: For program point ldv_set_init_returnLabel#1(lines 6377 6384) no Hoare annotation was computed. [2023-11-19 07:48:03,165 INFO L899 garLoopResultBuilder]: For program point L6179(line 6179) no Hoare annotation was computed. [2023-11-19 07:48:03,165 INFO L899 garLoopResultBuilder]: For program point L6245(line 6245) no Hoare annotation was computed. [2023-11-19 07:48:03,165 INFO L899 garLoopResultBuilder]: For program point dev_kfree_skb_anyEXIT(lines 5716 5722) no Hoare annotation was computed. [2023-11-19 07:48:03,166 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 5716 5722) the Hoare annotation is: true [2023-11-19 07:48:03,166 INFO L899 garLoopResultBuilder]: For program point dev_kfree_skb_anyFINAL(lines 5716 5722) no Hoare annotation was computed. [2023-11-19 07:48:03,166 INFO L899 garLoopResultBuilder]: For program point __dev_kfree_skb_any_returnLabel#1(lines 6589 6591) no Hoare annotation was computed. [2023-11-19 07:48:03,166 INFO L899 garLoopResultBuilder]: For program point L5568(lines 5568 5572) no Hoare annotation was computed. [2023-11-19 07:48:03,166 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupEXIT(lines 5860 5925) no Hoare annotation was computed. [2023-11-19 07:48:03,166 INFO L899 garLoopResultBuilder]: For program point L5916-1(line 5916) no Hoare annotation was computed. [2023-11-19 07:48:03,166 INFO L902 garLoopResultBuilder]: At program point L5916(line 5916) the Hoare annotation is: true [2023-11-19 07:48:03,167 INFO L899 garLoopResultBuilder]: For program point L5908-1(line 5908) no Hoare annotation was computed. [2023-11-19 07:48:03,167 INFO L895 garLoopResultBuilder]: At program point L5908(line 5908) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~last_index~0 0))) [2023-11-19 07:48:03,167 INFO L899 garLoopResultBuilder]: For program point skb_copy_expand_returnLabel#1(lines 6615 6617) no Hoare annotation was computed. [2023-11-19 07:48:03,167 INFO L899 garLoopResultBuilder]: For program point L5917-2(line 5917) no Hoare annotation was computed. [2023-11-19 07:48:03,167 INFO L899 garLoopResultBuilder]: For program point L5917(line 5917) no Hoare annotation was computed. [2023-11-19 07:48:03,167 INFO L899 garLoopResultBuilder]: For program point atomic_read_returnLabel#1(lines 5533 5538) no Hoare annotation was computed. [2023-11-19 07:48:03,168 INFO L902 garLoopResultBuilder]: At program point L5917-4(line 5917) the Hoare annotation is: true [2023-11-19 07:48:03,168 INFO L899 garLoopResultBuilder]: For program point L5917-5(line 5917) no Hoare annotation was computed. [2023-11-19 07:48:03,168 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|))) [2023-11-19 07:48:03,168 INFO L899 garLoopResultBuilder]: For program point skb_cloned_returnLabel#1(lines 5559 5578) no Hoare annotation was computed. [2023-11-19 07:48:03,168 INFO L899 garLoopResultBuilder]: For program point skb_reset_tail_pointer_returnLabel#1(lines 5585 5591) no Hoare annotation was computed. [2023-11-19 07:48:03,168 INFO L899 garLoopResultBuilder]: For program point L5918(lines 5918 5922) no Hoare annotation was computed. [2023-11-19 07:48:03,169 INFO L899 garLoopResultBuilder]: For program point L5885-2(lines 5885 5902) no Hoare annotation was computed. [2023-11-19 07:48:03,169 INFO L899 garLoopResultBuilder]: For program point put_unaligned_le32_returnLabel#1(lines 5755 5761) no Hoare annotation was computed. [2023-11-19 07:48:03,169 INFO L899 garLoopResultBuilder]: For program point L5885(lines 5885 5902) no Hoare annotation was computed. [2023-11-19 07:48:03,169 INFO L899 garLoopResultBuilder]: For program point L5918-1(lines 5918 5922) no Hoare annotation was computed. [2023-11-19 07:48:03,169 INFO L899 garLoopResultBuilder]: For program point L5910(lines 5875 5924) no Hoare annotation was computed. [2023-11-19 07:48:03,169 INFO L899 garLoopResultBuilder]: For program point skb_set_tail_pointer_returnLabel#1(lines 5592 5599) no Hoare annotation was computed. [2023-11-19 07:48:03,169 INFO L899 garLoopResultBuilder]: For program point skb_tailroom_returnLabel#1(lines 5609 5616) no Hoare annotation was computed. [2023-11-19 07:48:03,170 INFO L899 garLoopResultBuilder]: For program point L5894(lines 5894 5900) no Hoare annotation was computed. [2023-11-19 07:48:03,170 INFO L899 garLoopResultBuilder]: For program point skb_end_pointer_returnLabel#1(lines 5553 5558) no Hoare annotation was computed. [2023-11-19 07:48:03,170 INFO L902 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2023-11-19 07:48:03,170 INFO L899 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2023-11-19 07:48:03,170 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|))) [2023-11-19 07:48:03,170 INFO L899 garLoopResultBuilder]: For program point L5911-1(line 5911) no Hoare annotation was computed. [2023-11-19 07:48:03,171 INFO L899 garLoopResultBuilder]: For program point L5614(line 5614) no Hoare annotation was computed. [2023-11-19 07:48:03,171 INFO L899 garLoopResultBuilder]: For program point L5614-2(line 5614) no Hoare annotation was computed. [2023-11-19 07:48:03,171 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|))) [2023-11-19 07:48:03,171 INFO L902 garLoopResultBuilder]: At program point L5920(line 5920) the Hoare annotation is: true [2023-11-19 07:48:03,171 INFO L899 garLoopResultBuilder]: For program point eem_tx_fixupFINAL(lines 5860 5925) no Hoare annotation was computed. [2023-11-19 07:48:03,171 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|))) [2023-11-19 07:48:03,172 INFO L899 garLoopResultBuilder]: For program point L5565(lines 5565 5575) no Hoare annotation was computed. [2023-11-19 07:48:03,172 INFO L899 garLoopResultBuilder]: For program point L-1-4(line -1) no Hoare annotation was computed. [2023-11-19 07:48:03,172 INFO L899 garLoopResultBuilder]: For program point L5565-1(lines 5565 5575) no Hoare annotation was computed. [2023-11-19 07:48:03,172 INFO L899 garLoopResultBuilder]: For program point L5904(lines 5904 5907) no Hoare annotation was computed. [2023-11-19 07:48:03,172 INFO L899 garLoopResultBuilder]: For program point skb_headroom_returnLabel#1(lines 5603 5608) no Hoare annotation was computed. [2023-11-19 07:48:03,172 INFO L899 garLoopResultBuilder]: For program point L5880-2(lines 5880 5883) no Hoare annotation was computed. [2023-11-19 07:48:03,172 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$.offset)|)) (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2023-11-19 07:48:03,173 INFO L899 garLoopResultBuilder]: For program point L5880(lines 5880 5883) no Hoare annotation was computed. [2023-11-19 07:48:03,173 INFO L899 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2023-11-19 07:48:03,173 INFO L899 garLoopResultBuilder]: For program point skb_is_nonlinear_returnLabel#1(lines 5579 5584) no Hoare annotation was computed. [2023-11-19 07:48:03,173 INFO L899 garLoopResultBuilder]: For program point L6616-1(line 6616) no Hoare annotation was computed. [2023-11-19 07:48:03,173 INFO L895 garLoopResultBuilder]: At program point L6616(line 6616) the Hoare annotation is: (or (not (= ~last_index~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2023-11-19 07:48:03,173 INFO L899 garLoopResultBuilder]: For program point L5890(lines 5890 5893) no Hoare annotation was computed. [2023-11-19 07:48:03,176 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-19 07:48:03,179 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:48:03,192 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~last_index~0 [2023-11-19 07:48:03,194 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~last_index~0 [2023-11-19 07:48:03,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:48:03 BoogieIcfgContainer [2023-11-19 07:48:03,195 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:48:03,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:48:03,196 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:48:03,196 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:48:03,196 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:32" (3/4) ... [2023-11-19 07:48:03,199 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 07:48:03,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usbnet_disconnect [2023-11-19 07:48:03,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure put_unaligned_le16 [2023-11-19 07:48:03,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_push [2023-11-19 07:48:03,204 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2023-11-19 07:48:03,205 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-19 07:48:03,205 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_clone [2023-11-19 07:48:03,205 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 07:48:03,205 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free [2023-11-19 07:48:03,205 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_free_urb [2023-11-19 07:48:03,205 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_put [2023-11-19 07:48:03,205 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_rx_fixup [2023-11-19 07:48:03,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-19 07:48:03,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2023-11-19 07:48:03,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure crc32_le [2023-11-19 07:48:03,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_warn [2023-11-19 07:48:03,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_pull [2023-11-19 07:48:03,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2023-11-19 07:48:03,206 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2023-11-19 07:48:03,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_trim [2023-11-19 07:48:03,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_any [2023-11-19 07:48:03,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_tx_fixup [2023-11-19 07:48:03,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2023-11-19 07:48:03,232 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2023-11-19 07:48:03,235 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2023-11-19 07:48:03,238 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-19 07:48:03,241 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 07:48:03,244 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:48:03,247 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:48:03,283 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-19 07:48:03,284 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-19 07:48:03,287 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i)) || !((\old(last_index) == 0))) [2023-11-19 07:48:03,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-19 07:48:03,432 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-19 07:48:03,433 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((\old(last_index) == 0)) || (last_index == 0)) [2023-11-19 07:48:03,434 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0 == (deleted_index + 1)) && (last_index == 0)) && (0 <= i)) || !((\old(last_index) == 0))) [2023-11-19 07:48:03,435 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !((\old(last_index) == 0)) [2023-11-19 07:48:03,486 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:48:03,487 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 07:48:03,487 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:48:03,488 INFO L158 Benchmark]: Toolchain (without parser) took 35643.97ms. Allocated memory was 201.3MB in the beginning and 400.6MB in the end (delta: 199.2MB). Free memory was 152.0MB in the beginning and 234.3MB in the end (delta: -82.3MB). Peak memory consumption was 117.8MB. Max. memory is 16.1GB. [2023-11-19 07:48:03,488 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 134.2MB. Free memory was 77.0MB in the beginning and 76.8MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:48:03,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1594.38ms. Allocated memory is still 201.3MB. Free memory was 152.0MB in the beginning and 129.3MB in the end (delta: 22.7MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. [2023-11-19 07:48:03,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 213.80ms. Allocated memory is still 201.3MB. Free memory was 129.3MB in the beginning and 142.7MB in the end (delta: -13.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-19 07:48:03,489 INFO L158 Benchmark]: Boogie Preprocessor took 98.11ms. Allocated memory is still 201.3MB. Free memory was 142.7MB in the beginning and 134.8MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 07:48:03,490 INFO L158 Benchmark]: RCFGBuilder took 2786.93ms. Allocated memory was 201.3MB in the beginning and 274.7MB in the end (delta: 73.4MB). Free memory was 134.8MB in the beginning and 176.3MB in the end (delta: -41.5MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. [2023-11-19 07:48:03,491 INFO L158 Benchmark]: TraceAbstraction took 30650.45ms. Allocated memory was 274.7MB in the beginning and 400.6MB in the end (delta: 125.8MB). Free memory was 175.2MB in the beginning and 257.3MB in the end (delta: -82.1MB). Peak memory consumption was 212.7MB. Max. memory is 16.1GB. [2023-11-19 07:48:03,491 INFO L158 Benchmark]: Witness Printer took 291.48ms. Allocated memory is still 400.6MB. Free memory was 257.3MB in the beginning and 234.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 07:48:03,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 134.2MB. Free memory was 77.0MB in the beginning and 76.8MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1594.38ms. Allocated memory is still 201.3MB. Free memory was 152.0MB in the beginning and 129.3MB in the end (delta: 22.7MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 213.80ms. Allocated memory is still 201.3MB. Free memory was 129.3MB in the beginning and 142.7MB in the end (delta: -13.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.11ms. Allocated memory is still 201.3MB. Free memory was 142.7MB in the beginning and 134.8MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2786.93ms. Allocated memory was 201.3MB in the beginning and 274.7MB in the end (delta: 73.4MB). Free memory was 134.8MB in the beginning and 176.3MB in the end (delta: -41.5MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. * TraceAbstraction took 30650.45ms. Allocated memory was 274.7MB in the beginning and 400.6MB in the end (delta: 125.8MB). Free memory was 175.2MB in the beginning and 257.3MB in the end (delta: -82.1MB). Peak memory consumption was 212.7MB. Max. memory is 16.1GB. * Witness Printer took 291.48ms. Allocated memory is still 400.6MB. Free memory was 257.3MB in the beginning and 234.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5489]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5489] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~last_index~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~last_index~0 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 5681]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 332 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.6s, OverallIterations: 5, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 23.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4866 SdHoareTripleChecker+Valid, 21.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4666 mSDsluCounter, 7902 SdHoareTripleChecker+Invalid, 19.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6306 mSDsCounter, 1772 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4693 IncrementalHoareTripleChecker+Invalid, 6465 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1772 mSolverCounterUnsat, 1596 mSDtfsCounter, 4693 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 212 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s 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, 78 LocationsWithAnnotation, 2319 PreInvPairs, 2561 NumberOfFragments, 673 HoareAnnotationTreeSize, 2319 FomulaSimplifications, 52759 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 78 FomulaSimplificationsInter, 6337 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s 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: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5942]: 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: 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: 5684]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: null RESULT: Ultimate proved your program to be correct! [2023-11-19 07:48:03,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ee01aab-119d-4603-a5ae-f091efa2ae5e/bin/uautomizer-verify-uCwYo4JHxu/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