./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc 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-3.0/module_get_put-drivers-net-pppox.ko.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 66690b8f2afac00b38604fc5fd1edb6c2524e6892200d6512ef98cf0032d8df1 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:29:27,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:29:28,054 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:29:28,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:29:28,063 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:29:28,091 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:29:28,092 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:29:28,092 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:29:28,093 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:29:28,095 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:29:28,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:29:28,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:29:28,096 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:29:28,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:29:28,098 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:29:28,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:29:28,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:29:28,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:29:28,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:29:28,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:29:28,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:29:28,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:29:28,103 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:29:28,103 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:29:28,103 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:29:28,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:29:28,104 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:29:28,104 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:29:28,104 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:29:28,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:29:28,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:29:28,105 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:29:28,105 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:29:28,105 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:29:28,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:29:28,106 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:29:28,107 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:29:28,108 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:29:28,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:29:28,109 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66690b8f2afac00b38604fc5fd1edb6c2524e6892200d6512ef98cf0032d8df1 [2024-11-19 02:29:28,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:29:28,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:29:28,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:29:28,360 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:29:28,361 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:29:28,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2024-11-19 02:29:29,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:29:30,115 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:29:30,116 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2024-11-19 02:29:30,143 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0df6dedb9/2ae2cc13b6cb431ebc0ea23f85780c94/FLAG19b3891f8 [2024-11-19 02:29:30,371 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0df6dedb9/2ae2cc13b6cb431ebc0ea23f85780c94 [2024-11-19 02:29:30,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:29:30,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:29:30,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:29:30,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:29:30,382 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:29:30,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:29:30" (1/1) ... [2024-11-19 02:29:30,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c1f262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:30, skipping insertion in model container [2024-11-19 02:29:30,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:29:30" (1/1) ... [2024-11-19 02:29:30,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:29:30,952 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-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i[141033,141046] [2024-11-19 02:29:30,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:29:30,975 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:29:31,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4823-4824] [2024-11-19 02:29:31,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4826-4827] [2024-11-19 02:29:31,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4830-4831] [2024-11-19 02:29:31,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4833-4834] [2024-11-19 02:29:31,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4837-4838] [2024-11-19 02:29:31,072 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-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i[141033,141046] [2024-11-19 02:29:31,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:29:31,092 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:29:31,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31 WrapperNode [2024-11-19 02:29:31,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:29:31,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:29:31,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:29:31,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:29:31,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,116 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,144 INFO L138 Inliner]: procedures = 49, calls = 66, calls flagged for inlining = 22, calls inlined = 15, statements flattened = 185 [2024-11-19 02:29:31,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:29:31,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:29:31,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:29:31,145 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:29:31,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,160 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,192 INFO L175 MemorySlicer]: Split 17 memory accesses to 4 slices as follows [2, 3, 9, 3]. 53 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 0, 4, 3]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-11-19 02:29:31,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,204 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,205 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:29:31,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:29:31,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:29:31,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:29:31,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (1/1) ... [2024-11-19 02:29:31,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:29:31,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:29:31,243 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) [2024-11-19 02:29:31,245 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 [2024-11-19 02:29:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:29:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:29:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:29:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:29:31,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:29:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-19 02:29:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-19 02:29:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-19 02:29:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-19 02:29:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:29:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:29:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:29:31,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:29:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:29:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:29:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:29:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:29:31,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:29:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:29:31,396 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:29:31,398 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:29:31,403 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-19 02:29:31,555 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2024-11-19 02:29:31,556 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2024-11-19 02:29:31,600 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-11-19 02:29:31,601 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:29:31,614 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:29:31,616 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-19 02:29:31,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:29:31 BoogieIcfgContainer [2024-11-19 02:29:31,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:29:31,618 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:29:31,618 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:29:31,621 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:29:31,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:29:30" (1/3) ... [2024-11-19 02:29:31,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591dd8b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:29:31, skipping insertion in model container [2024-11-19 02:29:31,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:29:31" (2/3) ... [2024-11-19 02:29:31,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591dd8b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:29:31, skipping insertion in model container [2024-11-19 02:29:31,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:29:31" (3/3) ... [2024-11-19 02:29:31,623 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-pppox.ko.cil.out.i [2024-11-19 02:29:31,678 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:29:31,678 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:29:31,725 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:29:31,730 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;@1bc45c5b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:29:31,730 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:29:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 45 states have internal predecessors, (56), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-19 02:29:31,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-19 02:29:31,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:29:31,740 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:29:31,741 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:29:31,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:29:31,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1463411066, now seen corresponding path program 1 times [2024-11-19 02:29:31,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:29:31,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352727700] [2024-11-19 02:29:31,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:29:31,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:29:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:29:31,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 02:29:31,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:29:31,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352727700] [2024-11-19 02:29:31,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352727700] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:29:31,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 02:29:31,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 02:29:31,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646637092] [2024-11-19 02:29:31,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:29:31,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 02:29:31,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:29:32,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 02:29:32,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 02:29:32,011 INFO L87 Difference]: Start difference. First operand has 49 states, 42 states have (on average 1.3333333333333333) internal successors, (56), 45 states have internal predecessors, (56), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 02:29:32,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:29:32,039 INFO L93 Difference]: Finished difference Result 125 states and 166 transitions. [2024-11-19 02:29:32,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 02:29:32,041 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-11-19 02:29:32,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:29:32,046 INFO L225 Difference]: With dead ends: 125 [2024-11-19 02:29:32,047 INFO L226 Difference]: Without dead ends: 73 [2024-11-19 02:29:32,049 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 02:29:32,051 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 46 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 02:29:32,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 97 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 02:29:32,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-19 02:29:32,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 70. [2024-11-19 02:29:32,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 63 states have (on average 1.3174603174603174) internal successors, (83), 64 states have internal predecessors, (83), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-19 02:29:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 89 transitions. [2024-11-19 02:29:32,090 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 89 transitions. Word has length 10 [2024-11-19 02:29:32,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:29:32,091 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 89 transitions. [2024-11-19 02:29:32,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 02:29:32,091 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 89 transitions. [2024-11-19 02:29:32,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-19 02:29:32,092 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:29:32,092 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:29:32,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 02:29:32,093 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:29:32,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:29:32,093 INFO L85 PathProgramCache]: Analyzing trace with hash 730853767, now seen corresponding path program 1 times [2024-11-19 02:29:32,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:29:32,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490960149] [2024-11-19 02:29:32,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:29:32,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:29:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:29:32,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 02:29:32,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:29:32,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490960149] [2024-11-19 02:29:32,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490960149] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:29:32,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 02:29:32,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 02:29:32,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537614248] [2024-11-19 02:29:32,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:29:32,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 02:29:32,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:29:32,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 02:29:32,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 02:29:32,326 INFO L87 Difference]: Start difference. First operand 70 states and 89 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 02:29:32,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:29:32,366 INFO L93 Difference]: Finished difference Result 129 states and 167 transitions. [2024-11-19 02:29:32,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 02:29:32,367 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2024-11-19 02:29:32,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:29:32,371 INFO L225 Difference]: With dead ends: 129 [2024-11-19 02:29:32,372 INFO L226 Difference]: Without dead ends: 65 [2024-11-19 02:29:32,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 02:29:32,374 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 0 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 02:29:32,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 192 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 02:29:32,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-11-19 02:29:32,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2024-11-19 02:29:32,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 60 states have (on average 1.3) internal successors, (78), 61 states have internal predecessors, (78), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 02:29:32,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 82 transitions. [2024-11-19 02:29:32,385 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 82 transitions. Word has length 27 [2024-11-19 02:29:32,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:29:32,385 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 82 transitions. [2024-11-19 02:29:32,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 02:29:32,385 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2024-11-19 02:29:32,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-19 02:29:32,386 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:29:32,386 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:29:32,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 02:29:32,389 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:29:32,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:29:32,389 INFO L85 PathProgramCache]: Analyzing trace with hash -866740415, now seen corresponding path program 1 times [2024-11-19 02:29:32,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:29:32,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964217596] [2024-11-19 02:29:32,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:29:32,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:29:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:29:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 02:29:32,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:29:32,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964217596] [2024-11-19 02:29:32,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964217596] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:29:32,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 02:29:32,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 02:29:32,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234547045] [2024-11-19 02:29:32,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:29:32,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 02:29:32,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:29:32,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 02:29:32,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 02:29:32,516 INFO L87 Difference]: Start difference. First operand 65 states and 82 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 02:29:32,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:29:32,544 INFO L93 Difference]: Finished difference Result 106 states and 133 transitions. [2024-11-19 02:29:32,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 02:29:32,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-19 02:29:32,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:29:32,547 INFO L225 Difference]: With dead ends: 106 [2024-11-19 02:29:32,547 INFO L226 Difference]: Without dead ends: 103 [2024-11-19 02:29:32,547 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-19 02:29:32,548 INFO L432 NwaCegarLoop]: 74 mSDtfsCounter, 49 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 02:29:32,548 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 160 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 02:29:32,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-11-19 02:29:32,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 95. [2024-11-19 02:29:32,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 88 states have (on average 1.3181818181818181) internal successors, (116), 89 states have internal predecessors, (116), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-19 02:29:32,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 123 transitions. [2024-11-19 02:29:32,581 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 123 transitions. Word has length 29 [2024-11-19 02:29:32,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:29:32,582 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 123 transitions. [2024-11-19 02:29:32,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 02:29:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 123 transitions. [2024-11-19 02:29:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-19 02:29:32,583 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:29:32,583 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-19 02:29:32,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 02:29:32,584 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:29:32,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:29:32,584 INFO L85 PathProgramCache]: Analyzing trace with hash -349314266, now seen corresponding path program 1 times [2024-11-19 02:29:32,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:29:32,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751910027] [2024-11-19 02:29:32,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:29:32,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:29:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:29:32,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 02:29:32,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:29:32,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751910027] [2024-11-19 02:29:32,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751910027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:29:32,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 02:29:32,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-19 02:29:32,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614566703] [2024-11-19 02:29:32,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:29:32,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-19 02:29:32,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:29:32,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-19 02:29:32,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 02:29:32,658 INFO L87 Difference]: Start difference. First operand 95 states and 123 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 02:29:32,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:29:32,678 INFO L93 Difference]: Finished difference Result 165 states and 214 transitions. [2024-11-19 02:29:32,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 02:29:32,679 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2024-11-19 02:29:32,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:29:32,679 INFO L225 Difference]: With dead ends: 165 [2024-11-19 02:29:32,680 INFO L226 Difference]: Without dead ends: 95 [2024-11-19 02:29:32,680 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-19 02:29:32,681 INFO L432 NwaCegarLoop]: 52 mSDtfsCounter, 0 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 02:29:32,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 196 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 02:29:32,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-19 02:29:32,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-19 02:29:32,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 88 states have (on average 1.2954545454545454) internal successors, (114), 89 states have internal predecessors, (114), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-19 02:29:32,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 121 transitions. [2024-11-19 02:29:32,687 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 121 transitions. Word has length 33 [2024-11-19 02:29:32,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:29:32,687 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 121 transitions. [2024-11-19 02:29:32,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 02:29:32,688 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 121 transitions. [2024-11-19 02:29:32,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-19 02:29:32,689 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:29:32,689 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-19 02:29:32,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 02:29:32,689 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:29:32,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:29:32,690 INFO L85 PathProgramCache]: Analyzing trace with hash 120144898, now seen corresponding path program 1 times [2024-11-19 02:29:32,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:29:32,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808276959] [2024-11-19 02:29:32,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:29:32,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:29:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:29:33,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 02:29:33,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:29:33,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808276959] [2024-11-19 02:29:33,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808276959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:29:33,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 02:29:33,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-19 02:29:33,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788530901] [2024-11-19 02:29:33,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:29:33,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-19 02:29:33,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:29:33,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-19 02:29:33,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-19 02:29:33,363 INFO L87 Difference]: Start difference. First operand 95 states and 121 transitions. Second operand has 8 states, 7 states have (on average 5.285714285714286) internal successors, (37), 8 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 02:29:33,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:29:33,442 INFO L93 Difference]: Finished difference Result 157 states and 194 transitions. [2024-11-19 02:29:33,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-19 02:29:33,446 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.285714285714286) internal successors, (37), 8 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 40 [2024-11-19 02:29:33,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:29:33,447 INFO L225 Difference]: With dead ends: 157 [2024-11-19 02:29:33,447 INFO L226 Difference]: Without dead ends: 83 [2024-11-19 02:29:33,448 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-19 02:29:33,449 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 3 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 02:29:33,449 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 305 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 02:29:33,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-19 02:29:33,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 73. [2024-11-19 02:29:33,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 67 states have (on average 1.2388059701492538) internal successors, (83), 68 states have internal predecessors, (83), 4 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-19 02:29:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 89 transitions. [2024-11-19 02:29:33,456 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 89 transitions. Word has length 40 [2024-11-19 02:29:33,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:29:33,456 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 89 transitions. [2024-11-19 02:29:33,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.285714285714286) internal successors, (37), 8 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 02:29:33,456 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2024-11-19 02:29:33,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-19 02:29:33,457 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:29:33,457 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-19 02:29:33,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-19 02:29:33,457 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:29:33,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:29:33,458 INFO L85 PathProgramCache]: Analyzing trace with hash -2088157670, now seen corresponding path program 1 times [2024-11-19 02:29:33,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:29:33,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403943219] [2024-11-19 02:29:33,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:29:33,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:29:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:29:33,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-19 02:29:33,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:29:33,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403943219] [2024-11-19 02:29:33,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403943219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:29:33,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 02:29:33,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-19 02:29:33,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679935647] [2024-11-19 02:29:33,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:29:33,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 02:29:33,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:29:33,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 02:29:33,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-19 02:29:33,590 INFO L87 Difference]: Start difference. First operand 73 states and 89 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 02:29:33,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:29:33,624 INFO L93 Difference]: Finished difference Result 75 states and 90 transitions. [2024-11-19 02:29:33,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-19 02:29:33,624 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 42 [2024-11-19 02:29:33,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:29:33,625 INFO L225 Difference]: With dead ends: 75 [2024-11-19 02:29:33,625 INFO L226 Difference]: Without dead ends: 67 [2024-11-19 02:29:33,625 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-19 02:29:33,626 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 31 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 02:29:33,626 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 92 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 02:29:33,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-19 02:29:33,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-11-19 02:29:33,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 62 states have (on average 1.2419354838709677) internal successors, (77), 62 states have internal predecessors, (77), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-19 02:29:33,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 82 transitions. [2024-11-19 02:29:33,631 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 82 transitions. Word has length 42 [2024-11-19 02:29:33,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:29:33,631 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 82 transitions. [2024-11-19 02:29:33,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 02:29:33,631 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2024-11-19 02:29:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-19 02:29:33,632 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:29:33,632 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-19 02:29:33,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-19 02:29:33,633 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:29:33,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:29:33,633 INFO L85 PathProgramCache]: Analyzing trace with hash -2113877999, now seen corresponding path program 1 times [2024-11-19 02:29:33,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:29:33,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130155107] [2024-11-19 02:29:33,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:29:33,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:29:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:29:33,731 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 02:29:33,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:29:33,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130155107] [2024-11-19 02:29:33,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130155107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 02:29:33,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 02:29:33,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-19 02:29:33,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979844395] [2024-11-19 02:29:33,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 02:29:33,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 02:29:33,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 02:29:33,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 02:29:33,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-19 02:29:33,734 INFO L87 Difference]: Start difference. First operand 67 states and 82 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 02:29:33,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 02:29:33,743 INFO L93 Difference]: Finished difference Result 67 states and 82 transitions. [2024-11-19 02:29:33,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 02:29:33,743 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 56 [2024-11-19 02:29:33,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 02:29:33,744 INFO L225 Difference]: With dead ends: 67 [2024-11-19 02:29:33,744 INFO L226 Difference]: Without dead ends: 0 [2024-11-19 02:29:33,744 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-19 02:29:33,745 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 16 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 02:29:33,745 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 73 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 02:29:33,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-19 02:29:33,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-19 02:29:33,746 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) [2024-11-19 02:29:33,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-19 02:29:33,746 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2024-11-19 02:29:33,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 02:29:33,746 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 02:29:33,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-19 02:29:33,747 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-19 02:29:33,747 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-19 02:29:33,749 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-19 02:29:33,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-19 02:29:33,751 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:29:33,753 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-19 02:29:33,820 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 02:29:33,832 WARN L156 FloydHoareUtils]: Requires clause for ldv_module_put contained old-variable. Original clause: (and (<= |old(~ldv_module_refcounter~0)| 2) (= 2 ~ldv_module_refcounter~0) (<= 2 |old(~ldv_module_refcounter~0)|)) Eliminated clause: (= 2 ~ldv_module_refcounter~0) [2024-11-19 02:29:33,841 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~module!offset [2024-11-19 02:29:33,841 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #in~module!base [2024-11-19 02:29:33,844 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-11-19 02:29:33,844 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-11-19 02:29:33,844 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-11-19 02:29:33,844 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-11-19 02:29:33,844 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-11-19 02:29:33,844 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-11-19 02:29:33,844 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-11-19 02:29:33,844 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-11-19 02:29:33,845 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-11-19 02:29:33,845 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-11-19 02:29:33,845 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-11-19 02:29:33,845 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-11-19 02:29:33,845 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-11-19 02:29:33,845 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-11-19 02:29:33,845 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-11-19 02:29:33,845 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE [2024-11-19 02:29:33,846 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED [2024-11-19 02:29:33,846 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING [2024-11-19 02:29:33,846 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED [2024-11-19 02:29:33,846 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING [2024-11-19 02:29:33,846 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL [2024-11-19 02:29:33,846 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE [2024-11-19 02:29:33,846 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE [2024-11-19 02:29:33,846 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE [2024-11-19 02:29:33,847 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-11-19 02:29:33,847 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-11-19 02:29:33,847 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID [2024-11-19 02:29:33,847 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID [2024-11-19 02:29:33,847 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID [2024-11-19 02:29:33,847 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX [2024-11-19 02:29:33,847 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE [2024-11-19 02:29:33,847 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE [2024-11-19 02:29:33,848 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON [2024-11-19 02:29:33,848 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF [2024-11-19 02:29:33,848 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN [2024-11-19 02:29:33,848 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK [2024-11-19 02:29:33,848 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY [2024-11-19 02:29:33,848 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED [2024-11-19 02:29:33,848 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED [2024-11-19 02:29:33,848 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER [2024-11-19 02:29:33,848 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT [2024-11-19 02:29:33,849 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS [2024-11-19 02:29:33,849 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-11-19 02:29:33,849 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-11-19 02:29:33,849 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-11-19 02:29:33,851 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE [2024-11-19 02:29:33,852 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING [2024-11-19 02:29:33,852 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED [2024-11-19 02:29:33,852 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING [2024-11-19 02:29:33,852 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE [2024-11-19 02:29:33,852 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE [2024-11-19 02:29:33,852 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND [2024-11-19 02:29:33,852 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND [2024-11-19 02:29:33,852 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME [2024-11-19 02:29:33,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE [2024-11-19 02:29:33,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET [2024-11-19 02:29:33,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES [2024-11-19 02:29:33,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE [2024-11-19 02:29:33,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING [2024-11-19 02:29:33,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING [2024-11-19 02:29:33,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE [2024-11-19 02:29:33,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED [2024-11-19 02:29:33,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING [2024-11-19 02:29:33,854 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED [2024-11-19 02:29:33,854 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING [2024-11-19 02:29:33,854 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL [2024-11-19 02:29:33,854 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE [2024-11-19 02:29:33,854 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE [2024-11-19 02:29:33,854 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE [2024-11-19 02:29:33,854 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART [2024-11-19 02:29:33,854 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART [2024-11-19 02:29:33,854 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID [2024-11-19 02:29:33,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID [2024-11-19 02:29:33,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID [2024-11-19 02:29:33,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX [2024-11-19 02:29:33,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE [2024-11-19 02:29:33,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE [2024-11-19 02:29:33,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON [2024-11-19 02:29:33,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF [2024-11-19 02:29:33,855 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN [2024-11-19 02:29:33,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK [2024-11-19 02:29:33,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY [2024-11-19 02:29:33,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED [2024-11-19 02:29:33,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED [2024-11-19 02:29:33,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER [2024-11-19 02:29:33,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT [2024-11-19 02:29:33,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS [2024-11-19 02:29:33,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE [2024-11-19 02:29:33,856 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED [2024-11-19 02:29:33,857 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD [2024-11-19 02:29:33,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 02:29:33 BoogieIcfgContainer [2024-11-19 02:29:33,857 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 02:29:33,858 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 02:29:33,858 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 02:29:33,858 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 02:29:33,858 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:29:31" (3/4) ... [2024-11-19 02:29:33,861 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-19 02:29:33,864 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_module_put [2024-11-19 02:29:33,864 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2024-11-19 02:29:33,868 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-19 02:29:33,869 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-19 02:29:33,869 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-19 02:29:33,869 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-19 02:29:33,945 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 02:29:33,946 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-19 02:29:33,946 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 02:29:33,946 INFO L158 Benchmark]: Toolchain (without parser) took 3572.87ms. Allocated memory was 176.2MB in the beginning and 316.7MB in the end (delta: 140.5MB). Free memory was 99.7MB in the beginning and 257.7MB in the end (delta: -158.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 02:29:33,947 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 176.2MB. Free memory is still 133.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 02:29:33,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.82ms. Allocated memory is still 176.2MB. Free memory was 99.5MB in the beginning and 80.4MB in the end (delta: 19.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2024-11-19 02:29:33,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.31ms. Allocated memory is still 176.2MB. Free memory was 80.4MB in the beginning and 78.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 02:29:33,947 INFO L158 Benchmark]: Boogie Preprocessor took 62.65ms. Allocated memory is still 176.2MB. Free memory was 78.4MB in the beginning and 75.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 02:29:33,947 INFO L158 Benchmark]: RCFGBuilder took 408.26ms. Allocated memory is still 176.2MB. Free memory was 75.1MB in the beginning and 52.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-19 02:29:33,948 INFO L158 Benchmark]: TraceAbstraction took 2239.44ms. Allocated memory was 176.2MB in the beginning and 316.7MB in the end (delta: 140.5MB). Free memory was 51.1MB in the beginning and 265.0MB in the end (delta: -213.9MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2024-11-19 02:29:33,948 INFO L158 Benchmark]: Witness Printer took 88.40ms. Allocated memory is still 316.7MB. Free memory was 265.0MB in the beginning and 257.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-19 02:29:33,949 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 176.2MB. Free memory is still 133.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.82ms. Allocated memory is still 176.2MB. Free memory was 99.5MB in the beginning and 80.4MB in the end (delta: 19.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.31ms. Allocated memory is still 176.2MB. Free memory was 80.4MB in the beginning and 78.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.65ms. Allocated memory is still 176.2MB. Free memory was 78.4MB in the beginning and 75.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 408.26ms. Allocated memory is still 176.2MB. Free memory was 75.1MB in the beginning and 52.0MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2239.44ms. Allocated memory was 176.2MB in the beginning and 316.7MB in the end (delta: 140.5MB). Free memory was 51.1MB in the beginning and 265.0MB in the end (delta: -213.9MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. * Witness Printer took 88.40ms. Allocated memory is still 316.7MB. Free memory was 265.0MB in the beginning and 257.7MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 4823]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4823-4824] - GenericResultAtLocation [Line: 4826]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4826-4827] - GenericResultAtLocation [Line: 4830]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4830-4831] - GenericResultAtLocation [Line: 4833]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4833-4834] - GenericResultAtLocation [Line: 4837]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [4837-4838] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~module!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #in~module!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_RESUMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_status~0~RPM_SUSPENDING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_IDLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_SUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_AUTOSUSPEND - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rpm_request~0~RPM_REQ_RESUME - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPE_NET - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~kobj_ns_type~0~KOBJ_NS_TYPES - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_LIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_COMING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~module_state~0~MODULE_STATE_GOING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_FREE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_UNCONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_CONNECTED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ldv_13697~0~SS_DISCONNECTING - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_BIDIRECTIONAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_TO_DEVICE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_FROM_DEVICE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~dma_data_direction~0~DMA_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_NORESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~hrtimer_restart~0~HRTIMER_RESTART - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_SID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pid_type~0~PIDTYPE_MAX - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_INACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ACTIVE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_ON - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ethtool_phys_id_state~0~ETHTOOL_ID_OFF - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~__NETDEV_TX_MIN - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_OK - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_BUSY - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~netdev_tx~0~NETDEV_TX_LOCKED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_CONSUMED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_ANOTHER - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_EXACT - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~rx_handler_result~0~RX_HANDLER_PASS - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_NONE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_HANDLED - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~irqreturn~0~IRQ_WAKE_THREAD * 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: 4995]: 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 3 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 7, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 146 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 145 mSDsluCounter, 1115 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 748 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 177 IncrementalHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 367 mSDtfsCounter, 177 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=3, InterpolantAutomatonStates: 35, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 21 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 237 NumberOfCodeBlocks, 237 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 230 ConstructedInterpolants, 0 QuantifiedInterpolants, 859 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 27/27 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 - ProcedureContractResult [Line: 5028]: Procedure Contract for ldv_module_put Derived contract for procedure ldv_module_put. Requires: (2 == ldv_module_refcounter) Ensures: ((((ldv_module_refcounter == 1) || (2 <= ldv_module_refcounter)) && (2 == \old(ldv_module_refcounter))) && ((((__this_module == \old(__this_module)) && (pppox_protos == \old(pppox_protos))) && (pppox_proto_family == \old(pppox_proto_family))) && (LDV_IN_INTERRUPT == \old(LDV_IN_INTERRUPT)))) - ProcedureContractResult [Line: 4992]: Procedure Contract for ldv_blast_assert Derived contract for procedure ldv_blast_assert. Requires: 0 Ensures: (0 && (((((__this_module == \old(__this_module)) && (pppox_protos == \old(pppox_protos))) && (pppox_proto_family == \old(pppox_proto_family))) && (LDV_IN_INTERRUPT == \old(LDV_IN_INTERRUPT))) && (ldv_module_refcounter == \old(ldv_module_refcounter)))) RESULT: Ultimate proved your program to be correct! [2024-11-19 02:29:33,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE