./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0e5349f2aac0388d197fa32950f3e69d3339933dee46585f91772f9bda921aa4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:03:37,305 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:03:37,363 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:03:37,366 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:03:37,366 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:03:37,394 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:03:37,395 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:03:37,395 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:03:37,395 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:03:37,396 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:03:37,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:03:37,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:03:37,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:03:37,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:03:37,397 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:03:37,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:03:37,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:03:37,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:03:37,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:03:37,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:03:37,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:03:37,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:03:37,400 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:03:37,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:03:37,400 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:03:37,401 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:03:37,401 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:03:37,401 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:03:37,401 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:03:37,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:03:37,402 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:03:37,402 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:03:37,402 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:03:37,403 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:03:37,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:03:37,403 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:03:37,403 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:03:37,404 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:03:37,404 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:03:37,404 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e5349f2aac0388d197fa32950f3e69d3339933dee46585f91772f9bda921aa4 [2024-10-13 08:03:37,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:03:37,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:03:37,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:03:37,596 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:03:37,596 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:03:37,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2024-10-13 08:03:39,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:03:39,702 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:03:39,703 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2024-10-13 08:03:39,732 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2c0a42a0/99890110660b4edc921e6b5a2bca21fd/FLAGaed173eb3 [2024-10-13 08:03:39,743 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2c0a42a0/99890110660b4edc921e6b5a2bca21fd [2024-10-13 08:03:39,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:03:39,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:03:39,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:03:39,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:03:39,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:03:39,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:03:39" (1/1) ... [2024-10-13 08:03:39,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a61360f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:39, skipping insertion in model container [2024-10-13 08:03:39,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:03:39" (1/1) ... [2024-10-13 08:03:39,816 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:03:40,136 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2024-10-13 08:03:40,137 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2024-10-13 08:03:40,224 WARN L248 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i[90990,91003] [2024-10-13 08:03:40,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:03:40,672 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:03:40,742 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2024-10-13 08:03:40,742 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2024-10-13 08:03:40,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [3171] [2024-10-13 08:03:40,747 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [3179-3180] [2024-10-13 08:03:40,750 WARN L248 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i[90990,91003] [2024-10-13 08:03:40,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:03:40,948 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:03:40,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40 WrapperNode [2024-10-13 08:03:40,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:03:40,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:03:40,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:03:40,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:03:40,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,143 INFO L138 Inliner]: procedures = 119, calls = 789, calls flagged for inlining = 38, calls inlined = 36, statements flattened = 1747 [2024-10-13 08:03:41,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:03:41,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:03:41,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:03:41,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:03:41,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,179 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,297 INFO L175 MemorySlicer]: Split 401 memory accesses to 18 slices as follows [2, 5, 1, 2, 8, 6, 6, 1, 11, 3, 3, 31, 13, 29, 22, 218, 11, 29]. 54 percent of accesses are in the largest equivalence class. The 156 initializations are split as follows [2, 5, 1, 0, 0, 6, 0, 0, 11, 3, 0, 24, 13, 29, 22, 0, 11, 29]. The 153 writes are split as follows [0, 0, 0, 2, 2, 0, 5, 1, 0, 0, 2, 0, 0, 0, 0, 141, 0, 0]. [2024-10-13 08:03:41,297 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,336 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:03:41,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:03:41,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:03:41,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:03:41,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (1/1) ... [2024-10-13 08:03:41,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:03:41,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:03:41,427 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) [2024-10-13 08:03:41,430 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 [2024-10-13 08:03:41,494 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2024-10-13 08:03:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2024-10-13 08:03:41,494 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-10-13 08:03:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-10-13 08:03:41,494 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2024-10-13 08:03:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2024-10-13 08:03:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:03:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 08:03:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 08:03:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-13 08:03:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-13 08:03:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-13 08:03:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-13 08:03:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-13 08:03:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-13 08:03:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-13 08:03:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-13 08:03:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2024-10-13 08:03:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2024-10-13 08:03:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2024-10-13 08:03:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2024-10-13 08:03:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2024-10-13 08:03:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2024-10-13 08:03:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 08:03:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 08:03:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2024-10-13 08:03:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2024-10-13 08:03:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2024-10-13 08:03:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-13 08:03:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2024-10-13 08:03:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-13 08:03:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-13 08:03:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-13 08:03:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 08:03:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2024-10-13 08:03:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:03:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2024-10-13 08:03:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2024-10-13 08:03:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2024-10-13 08:03:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2024-10-13 08:03:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-10-13 08:03:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-10-13 08:03:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:03:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-10-13 08:03:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-10-13 08:03:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-13 08:03:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-13 08:03:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:03:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:03:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:03:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:03:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:03:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:03:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:03:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2024-10-13 08:03:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-10-13 08:03:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2024-10-13 08:03:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:03:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2024-10-13 08:03:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2024-10-13 08:03:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2024-10-13 08:03:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2024-10-13 08:03:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2024-10-13 08:03:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-10-13 08:03:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-10-13 08:03:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2024-10-13 08:03:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2024-10-13 08:03:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:03:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:03:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:03:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:03:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:03:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:03:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:03:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:03:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:03:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 08:03:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2024-10-13 08:03:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2024-10-13 08:03:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-10-13 08:03:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-13 08:03:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-13 08:03:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2024-10-13 08:03:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2024-10-13 08:03:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2024-10-13 08:03:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-13 08:03:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2024-10-13 08:03:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-13 08:03:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2024-10-13 08:03:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2024-10-13 08:03:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2024-10-13 08:03:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-13 08:03:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-10-13 08:03:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:03:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2024-10-13 08:03:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2024-10-13 08:03:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-13 08:03:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-13 08:03:41,871 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:03:41,873 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:03:41,908 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:03:48,634 INFO L? ?]: Removed 702 outVars from TransFormulas that were not future-live. [2024-10-13 08:03:48,635 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:03:48,730 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:03:48,730 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-13 08:03:48,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:03:48 BoogieIcfgContainer [2024-10-13 08:03:48,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:03:48,732 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:03:48,732 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:03:48,735 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:03:48,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:03:39" (1/3) ... [2024-10-13 08:03:48,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5034c8e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:03:48, skipping insertion in model container [2024-10-13 08:03:48,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:03:40" (2/3) ... [2024-10-13 08:03:48,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5034c8e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:03:48, skipping insertion in model container [2024-10-13 08:03:48,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:03:48" (3/3) ... [2024-10-13 08:03:48,737 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2024-10-13 08:03:48,750 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:03:48,751 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 08:03:48,819 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:03:48,829 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;@1aeeb8e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:03:48,830 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 08:03:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand has 814 states, 574 states have (on average 1.4285714285714286) internal successors, (820), 593 states have internal predecessors, (820), 196 states have call successors, (196), 47 states have call predecessors, (196), 46 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) [2024-10-13 08:03:48,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-13 08:03:48,862 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:03:48,863 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:03:48,863 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:03:48,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:03:48,868 INFO L85 PathProgramCache]: Analyzing trace with hash 230334057, now seen corresponding path program 1 times [2024-10-13 08:03:48,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:03:48,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530296583] [2024-10-13 08:03:48,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:03:48,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:03:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:03:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:03:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:03:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 08:03:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-13 08:03:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 08:03:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:03:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:03:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 08:03:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:03:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-13 08:03:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:03:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-13 08:03:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:03:49,913 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-10-13 08:03:49,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:03:49,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530296583] [2024-10-13 08:03:49,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530296583] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:03:49,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:03:49,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:03:49,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545664875] [2024-10-13 08:03:49,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:03:49,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:03:49,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:03:49,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:03:49,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:03:49,945 INFO L87 Difference]: Start difference. First operand has 814 states, 574 states have (on average 1.4285714285714286) internal successors, (820), 593 states have internal predecessors, (820), 196 states have call successors, (196), 47 states have call predecessors, (196), 46 states have return successors, (193), 193 states have call predecessors, (193), 193 states have call successors, (193) Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-13 08:03:54,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:03:58,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:02,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:06,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:14,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:18,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:22,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:26,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:30,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:37,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:04:37,628 INFO L93 Difference]: Finished difference Result 2027 states and 3075 transitions. [2024-10-13 08:04:37,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 08:04:37,631 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 117 [2024-10-13 08:04:37,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:04:37,649 INFO L225 Difference]: With dead ends: 2027 [2024-10-13 08:04:37,653 INFO L226 Difference]: Without dead ends: 1165 [2024-10-13 08:04:37,667 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:04:37,670 INFO L432 NwaCegarLoop]: 935 mSDtfsCounter, 922 mSDsluCounter, 1865 mSDsCounter, 0 mSdLazyCounter, 2369 mSolverCounterSat, 656 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 2800 SdHoareTripleChecker+Invalid, 3034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 656 IncrementalHoareTripleChecker+Valid, 2369 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:04:37,671 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [972 Valid, 2800 Invalid, 3034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [656 Valid, 2369 Invalid, 9 Unknown, 0 Unchecked, 47.3s Time] [2024-10-13 08:04:37,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2024-10-13 08:04:37,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 1124. [2024-10-13 08:04:37,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1124 states, 783 states have (on average 1.3908045977011494) internal successors, (1089), 799 states have internal predecessors, (1089), 268 states have call successors, (268), 73 states have call predecessors, (268), 72 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2024-10-13 08:04:37,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1624 transitions. [2024-10-13 08:04:37,879 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1624 transitions. Word has length 117 [2024-10-13 08:04:37,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:04:37,880 INFO L471 AbstractCegarLoop]: Abstraction has 1124 states and 1624 transitions. [2024-10-13 08:04:37,880 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-13 08:04:37,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1624 transitions. [2024-10-13 08:04:37,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-10-13 08:04:37,889 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:04:37,890 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:04:37,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 08:04:37,890 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:04:37,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:04:37,892 INFO L85 PathProgramCache]: Analyzing trace with hash -2011387217, now seen corresponding path program 1 times [2024-10-13 08:04:37,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:04:37,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873285064] [2024-10-13 08:04:37,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:04:37,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:04:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:04:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:04:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:04:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:04:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 08:04:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-13 08:04:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-13 08:04:38,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:04:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:04:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-13 08:04:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 08:04:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:04:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:04:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:04:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:04:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:04:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 08:04:38,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:04:38,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:04:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-13 08:04:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:04:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-13 08:04:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:04:38,783 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-10-13 08:04:38,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:04:38,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873285064] [2024-10-13 08:04:38,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873285064] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:04:38,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:04:38,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:04:38,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259803430] [2024-10-13 08:04:38,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:04:38,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:04:38,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:04:38,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:04:38,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:04:38,787 INFO L87 Difference]: Start difference. First operand 1124 states and 1624 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-13 08:04:43,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:47,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:51,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:55,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:04:57,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:05:06,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:05:06,388 INFO L93 Difference]: Finished difference Result 2286 states and 3331 transitions. [2024-10-13 08:05:06,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 08:05:06,390 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 155 [2024-10-13 08:05:06,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:05:06,414 INFO L225 Difference]: With dead ends: 2286 [2024-10-13 08:05:06,418 INFO L226 Difference]: Without dead ends: 1189 [2024-10-13 08:05:06,427 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:05:06,431 INFO L432 NwaCegarLoop]: 788 mSDtfsCounter, 420 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1923 mSolverCounterSat, 480 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 2486 SdHoareTripleChecker+Invalid, 2407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 480 IncrementalHoareTripleChecker+Valid, 1923 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:05:06,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [424 Valid, 2486 Invalid, 2407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [480 Valid, 1923 Invalid, 4 Unknown, 0 Unchecked, 27.3s Time] [2024-10-13 08:05:06,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1189 states. [2024-10-13 08:05:06,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1189 to 1126. [2024-10-13 08:05:06,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1126 states, 785 states have (on average 1.3898089171974521) internal successors, (1091), 801 states have internal predecessors, (1091), 268 states have call successors, (268), 73 states have call predecessors, (268), 72 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2024-10-13 08:05:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 1626 transitions. [2024-10-13 08:05:06,581 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 1626 transitions. Word has length 155 [2024-10-13 08:05:06,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:05:06,587 INFO L471 AbstractCegarLoop]: Abstraction has 1126 states and 1626 transitions. [2024-10-13 08:05:06,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-13 08:05:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1626 transitions. [2024-10-13 08:05:06,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-10-13 08:05:06,599 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:05:06,599 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:05:06,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 08:05:06,600 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:05:06,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:05:06,603 INFO L85 PathProgramCache]: Analyzing trace with hash 771574529, now seen corresponding path program 1 times [2024-10-13 08:05:06,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:05:06,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046102831] [2024-10-13 08:05:06,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:05:06,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:05:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:05:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:05:06,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 08:05:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-13 08:05:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 08:05:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 08:05:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 08:05:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-13 08:05:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-13 08:05:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:06,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 08:05:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:05:07,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:05:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:05:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:05:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:05:07,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:05:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-13 08:05:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:05:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:05:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-13 08:05:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:05:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 08:05:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:05:07,291 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-10-13 08:05:07,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:05:07,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046102831] [2024-10-13 08:05:07,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046102831] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:05:07,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:05:07,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:05:07,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448399793] [2024-10-13 08:05:07,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:05:07,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:05:07,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:05:07,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:05:07,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:05:07,296 INFO L87 Difference]: Start difference. First operand 1126 states and 1626 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-10-13 08:05:12,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:05:16,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:05:20,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []