./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f2fac8642c25f1335350a2814ff7cf3c4ea0fb7f4feaed63baec564397e8f24 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 09:55:29,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 09:55:29,622 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 09:55:29,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 09:55:29,628 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 09:55:29,647 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 09:55:29,648 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 09:55:29,648 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 09:55:29,649 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 09:55:29,649 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 09:55:29,649 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 09:55:29,649 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 09:55:29,650 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 09:55:29,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 09:55:29,650 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 09:55:29,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 09:55:29,651 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 09:55:29,651 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 09:55:29,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 09:55:29,652 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 09:55:29,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 09:55:29,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 09:55:29,653 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 09:55:29,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 09:55:29,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 09:55:29,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 09:55:29,654 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 09:55:29,654 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 09:55:29,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 09:55:29,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 09:55:29,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 09:55:29,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 09:55:29,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 09:55:29,656 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 09:55:29,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 09:55:29,657 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 09:55:29,657 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 09:55:29,657 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 09:55:29,658 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 09:55:29,658 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f2fac8642c25f1335350a2814ff7cf3c4ea0fb7f4feaed63baec564397e8f24 [2024-11-12 09:55:29,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 09:55:29,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 09:55:29,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 09:55:29,840 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 09:55:29,841 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 09:55:29,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2024-11-12 09:55:31,599 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 09:55:31,950 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 09:55:31,951 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2024-11-12 09:55:32,011 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5267aa59a/2a53bd4554e04fb1a1dfdcfa21a62ec7/FLAG6484b514e [2024-11-12 09:55:32,024 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5267aa59a/2a53bd4554e04fb1a1dfdcfa21a62ec7 [2024-11-12 09:55:32,027 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 09:55:32,028 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 09:55:32,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 09:55:32,030 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 09:55:32,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 09:55:32,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:55:32" (1/1) ... [2024-11-12 09:55:32,035 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@309b5971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:32, skipping insertion in model container [2024-11-12 09:55:32,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 09:55:32" (1/1) ... [2024-11-12 09:55:32,115 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 09:55:32,879 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i[202214,202227] [2024-11-12 09:55:33,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 09:55:33,516 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 09:55:33,680 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [6865] [2024-11-12 09:55:33,682 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [6872] [2024-11-12 09:55:33,695 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i[202214,202227] [2024-11-12 09:55:33,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 09:55:33,969 INFO L204 MainTranslator]: Completed translation [2024-11-12 09:55:33,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33 WrapperNode [2024-11-12 09:55:33,970 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 09:55:33,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 09:55:33,971 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 09:55:33,971 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 09:55:33,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,163 INFO L138 Inliner]: procedures = 163, calls = 1240, calls flagged for inlining = 76, calls inlined = 76, statements flattened = 3552 [2024-11-12 09:55:34,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 09:55:34,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 09:55:34,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 09:55:34,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 09:55:34,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,195 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,560 INFO L175 MemorySlicer]: Split 620 memory accesses to 13 slices as follows [2, 9, 1, 44, 22, 28, 84, 28, 2, 2, 307, 35, 56]. 50 percent of accesses are in the largest equivalence class. The 23 initializations are split as follows [2, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 8, 0]. The 317 writes are split as follows [0, 5, 0, 44, 22, 15, 72, 13, 1, 0, 70, 27, 48]. [2024-11-12 09:55:34,563 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,564 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,641 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,681 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,723 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 09:55:34,724 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 09:55:34,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 09:55:34,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 09:55:34,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (1/1) ... [2024-11-12 09:55:34,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 09:55:34,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 09:55:34,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 09:55:34,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 09:55:34,801 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-12 09:55:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-12 09:55:34,801 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_unregister_dev [2024-11-12 09:55:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_unregister_dev [2024-11-12 09:55:34,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2024-11-12 09:55:34,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2024-11-12 09:55:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2024-11-12 09:55:34,802 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2024-11-12 09:55:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 09:55:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 09:55:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 09:55:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 09:55:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 09:55:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-12 09:55:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-12 09:55:34,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-12 09:55:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-12 09:55:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-12 09:55:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-12 09:55:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-12 09:55:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-12 09:55:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2024-11-12 09:55:34,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2024-11-12 09:55:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-12 09:55:34,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-12 09:55:34,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-12 09:55:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-12 09:55:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-11-12 09:55:34,805 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-11-12 09:55:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 09:55:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 09:55:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 09:55:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 09:55:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 09:55:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-12 09:55:34,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-12 09:55:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-12 09:55:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-12 09:55:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-12 09:55:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-12 09:55:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-12 09:55:34,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-12 09:55:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-12 09:55:34,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-12 09:55:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 09:55:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 09:55:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 09:55:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 09:55:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 09:55:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-12 09:55:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-12 09:55:34,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-12 09:55:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-12 09:55:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-12 09:55:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-12 09:55:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-12 09:55:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-12 09:55:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-11-12 09:55:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-11-12 09:55:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2024-11-12 09:55:34,808 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2024-11-12 09:55:34,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2024-11-12 09:55:34,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-12 09:55:34,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-12 09:55:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-12 09:55:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-12 09:55:34,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-12 09:55:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-12 09:55:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-12 09:55:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-12 09:55:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-12 09:55:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-12 09:55:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-12 09:55:34,810 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-12 09:55:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-12 09:55:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-12 09:55:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-12 09:55:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-12 09:55:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-12 09:55:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-12 09:55:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_disconnect [2024-11-12 09:55:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_disconnect [2024-11-12 09:55:34,811 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-12 09:55:34,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-12 09:55:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-12 09:55:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-12 09:55:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2024-11-12 09:55:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2024-11-12 09:55:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-12 09:55:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-12 09:55:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_get_priv [2024-11-12 09:55:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_get_priv [2024-11-12 09:55:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_submit_rx_urb [2024-11-12 09:55:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_submit_rx_urb [2024-11-12 09:55:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-12 09:55:34,812 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-12 09:55:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 09:55:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 09:55:34,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-12 09:55:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-12 09:55:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-12 09:55:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_rx_complete [2024-11-12 09:55:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_rx_complete [2024-11-12 09:55:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-12 09:55:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-12 09:55:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-11-12 09:55:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-11-12 09:55:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2024-11-12 09:55:34,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2024-11-12 09:55:34,814 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-12 09:55:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-12 09:55:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-12 09:55:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-12 09:55:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-12 09:55:34,815 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-12 09:55:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-12 09:55:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-12 09:55:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-12 09:55:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-12 09:55:34,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-12 09:55:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-12 09:55:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-12 09:55:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-12 09:55:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-12 09:55:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-12 09:55:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-12 09:55:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-12 09:55:34,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-12 09:55:34,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-12 09:55:34,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-12 09:55:34,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-12 09:55:34,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-12 09:55:34,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-12 09:55:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-12 09:55:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-12 09:55:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-12 09:55:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-12 09:55:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-12 09:55:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-12 09:55:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-12 09:55:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-12 09:55:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 09:55:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 09:55:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 09:55:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2024-11-12 09:55:34,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2024-11-12 09:55:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-12 09:55:34,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-12 09:55:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 09:55:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-12 09:55:34,818 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-12 09:55:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-12 09:55:34,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-12 09:55:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 09:55:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 09:55:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 09:55:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-12 09:55:34,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_cmd_event_complete [2024-11-12 09:55:34,820 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_cmd_event_complete [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2024-11-12 09:55:34,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-12 09:55:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-12 09:55:34,821 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2024-11-12 09:55:34,821 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-12 09:55:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-12 09:55:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-12 09:55:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-12 09:55:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-12 09:55:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-12 09:55:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-12 09:55:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-12 09:55:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-12 09:55:34,822 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-12 09:55:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_10 [2024-11-12 09:55:34,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_10 [2024-11-12 09:55:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-12 09:55:34,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-12 09:55:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-12 09:55:34,823 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-12 09:55:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2024-11-12 09:55:34,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2024-11-12 09:55:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-12 09:55:34,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-12 09:55:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 09:55:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 09:55:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 09:55:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 09:55:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_resume [2024-11-12 09:55:34,824 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_resume [2024-11-12 09:55:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2024-11-12 09:55:34,824 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-11-12 09:55:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-12 09:55:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 09:55:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 09:55:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2024-11-12 09:55:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2024-11-12 09:55:35,374 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 09:55:35,379 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 09:55:35,577 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-12 09:55:35,919 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2024-11-12 09:55:46,918 INFO L? ?]: Removed 1301 outVars from TransFormulas that were not future-live. [2024-11-12 09:55:46,918 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 09:55:46,943 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 09:55:46,943 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-12 09:55:46,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:55:46 BoogieIcfgContainer [2024-11-12 09:55:46,944 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 09:55:46,946 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 09:55:46,946 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 09:55:46,948 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 09:55:46,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 09:55:32" (1/3) ... [2024-11-12 09:55:46,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6880b8df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 09:55:46, skipping insertion in model container [2024-11-12 09:55:46,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 09:55:33" (2/3) ... [2024-11-12 09:55:46,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6880b8df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 09:55:46, skipping insertion in model container [2024-11-12 09:55:46,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 09:55:46" (3/3) ... [2024-11-12 09:55:46,950 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2024-11-12 09:55:46,963 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 09:55:46,963 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 09:55:47,026 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 09:55:47,032 INFO L333 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, 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;@2eaeec50, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 09:55:47,032 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 09:55:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand has 1002 states, 717 states have (on average 1.3528591352859136) internal successors, (970), 743 states have internal predecessors, (970), 235 states have call successors, (235), 50 states have call predecessors, (235), 48 states have return successors, (229), 221 states have call predecessors, (229), 229 states have call successors, (229) [2024-11-12 09:55:47,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-12 09:55:47,049 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:55:47,050 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 09:55:47,050 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 09:55:47,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:55:47,057 INFO L85 PathProgramCache]: Analyzing trace with hash 512444465, now seen corresponding path program 1 times [2024-11-12 09:55:47,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:55:47,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739658577] [2024-11-12 09:55:47,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:55:47,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:55:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:55:48,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:55:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:55:48,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 09:55:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:55:48,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 09:55:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:55:48,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 09:55:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:55:48,566 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-12 09:55:48,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 09:55:48,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739658577] [2024-11-12 09:55:48,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739658577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 09:55:48,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 09:55:48,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 09:55:48,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006908228] [2024-11-12 09:55:48,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 09:55:48,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 09:55:48,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 09:55:48,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 09:55:48,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 09:55:48,601 INFO L87 Difference]: Start difference. First operand has 1002 states, 717 states have (on average 1.3528591352859136) internal successors, (970), 743 states have internal predecessors, (970), 235 states have call successors, (235), 50 states have call predecessors, (235), 48 states have return successors, (229), 221 states have call predecessors, (229), 229 states have call successors, (229) Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 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) [2024-11-12 09:55:52,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:55:56,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:56:01,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:56:11,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 09:56:11,588 INFO L93 Difference]: Finished difference Result 3100 states and 4581 transitions. [2024-11-12 09:56:11,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 09:56:11,593 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 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 44 [2024-11-12 09:56:11,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 09:56:11,640 INFO L225 Difference]: With dead ends: 3100 [2024-11-12 09:56:11,641 INFO L226 Difference]: Without dead ends: 2079 [2024-11-12 09:56:11,653 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-12 09:56:11,657 INFO L435 NwaCegarLoop]: 762 mSDtfsCounter, 2569 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 2285 mSolverCounterSat, 1337 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2790 SdHoareTripleChecker+Valid, 2291 SdHoareTripleChecker+Invalid, 3625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1337 IncrementalHoareTripleChecker+Valid, 2285 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2024-11-12 09:56:11,660 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2790 Valid, 2291 Invalid, 3625 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1337 Valid, 2285 Invalid, 3 Unknown, 0 Unchecked, 22.2s Time] [2024-11-12 09:56:11,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2079 states. [2024-11-12 09:56:11,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2079 to 1896. [2024-11-12 09:56:11,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1896 states, 1363 states have (on average 1.3374908290535583) internal successors, (1823), 1395 states have internal predecessors, (1823), 439 states have call successors, (439), 94 states have call predecessors, (439), 93 states have return successors, (434), 418 states have call predecessors, (434), 434 states have call successors, (434) [2024-11-12 09:56:11,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1896 states and 2696 transitions. [2024-11-12 09:56:11,901 INFO L78 Accepts]: Start accepts. Automaton has 1896 states and 2696 transitions. Word has length 44 [2024-11-12 09:56:11,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 09:56:11,902 INFO L471 AbstractCegarLoop]: Abstraction has 1896 states and 2696 transitions. [2024-11-12 09:56:11,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 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) [2024-11-12 09:56:11,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2696 transitions. [2024-11-12 09:56:11,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-12 09:56:11,912 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:56:11,913 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 09:56:11,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 09:56:11,913 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 09:56:11,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:56:11,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1910835168, now seen corresponding path program 1 times [2024-11-12 09:56:11,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:56:11,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694117713] [2024-11-12 09:56:11,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:56:11,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:56:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:13,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:56:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:13,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 09:56:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:13,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 09:56:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:13,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 09:56:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:13,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 09:56:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:13,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 09:56:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:13,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 09:56:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 09:56:13,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 09:56:13,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694117713] [2024-11-12 09:56:13,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694117713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 09:56:13,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 09:56:13,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 09:56:13,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980376551] [2024-11-12 09:56:13,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 09:56:13,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 09:56:13,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 09:56:13,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 09:56:13,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 09:56:13,646 INFO L87 Difference]: Start difference. First operand 1896 states and 2696 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-12 09:56:17,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:56:22,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:56:28,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:56:38,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 09:56:38,985 INFO L93 Difference]: Finished difference Result 6020 states and 8805 transitions. [2024-11-12 09:56:38,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 09:56:38,987 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 66 [2024-11-12 09:56:38,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 09:56:39,011 INFO L225 Difference]: With dead ends: 6020 [2024-11-12 09:56:39,011 INFO L226 Difference]: Without dead ends: 4139 [2024-11-12 09:56:39,021 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-12 09:56:39,022 INFO L435 NwaCegarLoop]: 809 mSDtfsCounter, 2571 mSDsluCounter, 1596 mSDsCounter, 0 mSdLazyCounter, 2324 mSolverCounterSat, 1317 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2780 SdHoareTripleChecker+Valid, 2405 SdHoareTripleChecker+Invalid, 3644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1317 IncrementalHoareTripleChecker+Valid, 2324 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.7s IncrementalHoareTripleChecker+Time [2024-11-12 09:56:39,023 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2780 Valid, 2405 Invalid, 3644 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1317 Valid, 2324 Invalid, 3 Unknown, 0 Unchecked, 24.7s Time] [2024-11-12 09:56:39,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4139 states. [2024-11-12 09:56:39,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4139 to 3860. [2024-11-12 09:56:39,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3860 states, 2773 states have (on average 1.3335737468445727) internal successors, (3698), 2841 states have internal predecessors, (3698), 885 states have call successors, (885), 186 states have call predecessors, (885), 201 states have return successors, (986), 856 states have call predecessors, (986), 880 states have call successors, (986) [2024-11-12 09:56:39,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3860 states to 3860 states and 5569 transitions. [2024-11-12 09:56:39,196 INFO L78 Accepts]: Start accepts. Automaton has 3860 states and 5569 transitions. Word has length 66 [2024-11-12 09:56:39,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 09:56:39,198 INFO L471 AbstractCegarLoop]: Abstraction has 3860 states and 5569 transitions. [2024-11-12 09:56:39,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-12 09:56:39,198 INFO L276 IsEmpty]: Start isEmpty. Operand 3860 states and 5569 transitions. [2024-11-12 09:56:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-12 09:56:39,202 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:56:39,202 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 09:56:39,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 09:56:39,203 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 09:56:39,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:56:39,203 INFO L85 PathProgramCache]: Analyzing trace with hash -894100808, now seen corresponding path program 1 times [2024-11-12 09:56:39,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:56:39,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234978479] [2024-11-12 09:56:39,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:56:39,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:56:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:40,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:56:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:40,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 09:56:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:40,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 09:56:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:40,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 09:56:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:40,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 09:56:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:40,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 09:56:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:40,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 09:56:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:56:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 09:56:40,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 09:56:40,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234978479] [2024-11-12 09:56:40,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234978479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 09:56:40,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 09:56:40,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 09:56:40,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350013603] [2024-11-12 09:56:40,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 09:56:40,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 09:56:40,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 09:56:40,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 09:56:40,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 09:56:40,394 INFO L87 Difference]: Start difference. First operand 3860 states and 5569 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-12 09:56:44,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:56:48,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:56:58,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-12 09:57:04,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-12 09:57:04,223 INFO L93 Difference]: Finished difference Result 12076 states and 17914 transitions. [2024-11-12 09:57:04,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-12 09:57:04,224 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 67 [2024-11-12 09:57:04,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-12 09:57:04,266 INFO L225 Difference]: With dead ends: 12076 [2024-11-12 09:57:04,266 INFO L226 Difference]: Without dead ends: 8231 [2024-11-12 09:57:04,285 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-12 09:57:04,288 INFO L435 NwaCegarLoop]: 751 mSDtfsCounter, 2637 mSDsluCounter, 1525 mSDsCounter, 0 mSdLazyCounter, 2209 mSolverCounterSat, 1382 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2850 SdHoareTripleChecker+Valid, 2276 SdHoareTripleChecker+Invalid, 3594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1382 IncrementalHoareTripleChecker+Valid, 2209 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.2s IncrementalHoareTripleChecker+Time [2024-11-12 09:57:04,288 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2850 Valid, 2276 Invalid, 3594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1382 Valid, 2209 Invalid, 3 Unknown, 0 Unchecked, 23.2s Time] [2024-11-12 09:57:04,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8231 states. [2024-11-12 09:57:04,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8231 to 7781. [2024-11-12 09:57:04,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7781 states, 5586 states have (on average 1.329752953813104) internal successors, (7428), 5726 states have internal predecessors, (7428), 1777 states have call successors, (1777), 370 states have call predecessors, (1777), 417 states have return successors, (2160), 1732 states have call predecessors, (2160), 1772 states have call successors, (2160) [2024-11-12 09:57:04,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7781 states to 7781 states and 11365 transitions. [2024-11-12 09:57:04,663 INFO L78 Accepts]: Start accepts. Automaton has 7781 states and 11365 transitions. Word has length 67 [2024-11-12 09:57:04,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-12 09:57:04,663 INFO L471 AbstractCegarLoop]: Abstraction has 7781 states and 11365 transitions. [2024-11-12 09:57:04,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-12 09:57:04,663 INFO L276 IsEmpty]: Start isEmpty. Operand 7781 states and 11365 transitions. [2024-11-12 09:57:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-12 09:57:04,666 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 09:57:04,667 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 09:57:04,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 09:57:04,667 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 09:57:04,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 09:57:04,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1947765277, now seen corresponding path program 1 times [2024-11-12 09:57:04,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 09:57:04,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886474116] [2024-11-12 09:57:04,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 09:57:04,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 09:57:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:05,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 09:57:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:05,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-12 09:57:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:05,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-12 09:57:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:05,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-12 09:57:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:05,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-12 09:57:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:05,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-12 09:57:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:05,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-12 09:57:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 09:57:05,850 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-12 09:57:05,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 09:57:05,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886474116] [2024-11-12 09:57:05,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886474116] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 09:57:05,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 09:57:05,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 09:57:05,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701135127] [2024-11-12 09:57:05,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 09:57:05,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-12 09:57:05,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 09:57:05,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-12 09:57:05,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-12 09:57:05,852 INFO L87 Difference]: Start difference. First operand 7781 states and 11365 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7)