./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-dev-84cfde4 [2024-10-11 15:22:32,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:22:32,449 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:22:32,454 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:22:32,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:22:32,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:22:32,479 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:22:32,480 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:22:32,480 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:22:32,482 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:22:32,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:22:32,485 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:22:32,485 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:22:32,485 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:22:32,486 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:22:32,486 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:22:32,486 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:22:32,486 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:22:32,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:22:32,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:22:32,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:22:32,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:22:32,490 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:22:32,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:22:32,490 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:22:32,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:22:32,491 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:22:32,491 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:22:32,491 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:22:32,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:22:32,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:22:32,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:22:32,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:22:32,493 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:22:32,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:22:32,493 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:22:32,493 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:22:32,494 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:22:32,494 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:22:32,494 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e5349f2aac0388d197fa32950f3e69d3339933dee46585f91772f9bda921aa4 [2024-10-11 15:22:32,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:22:32,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:22:32,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:22:32,776 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:22:32,776 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:22:32,777 INFO L431 ainManager$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 [2024-10-11 15:22:34,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:22:34,712 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:22:34,713 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 [2024-10-11 15:22:34,754 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/ecb429ccd/d36d9aca79934b479fd4de53916593d1/FLAGffc31ef7e [2024-10-11 15:22:34,769 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/ecb429ccd/d36d9aca79934b479fd4de53916593d1 [2024-10-11 15:22:34,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:22:34,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:22:34,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:22:34,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:22:34,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:22:34,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:22:34" (1/1) ... [2024-10-11 15:22:34,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245f30ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:34, skipping insertion in model container [2024-10-11 15:22:34,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:22:34" (1/1) ... [2024-10-11 15:22:34,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:22:35,319 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2024-10-11 15:22:35,319 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] [2024-10-11 15:22:35,436 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] [2024-10-11 15:22:35,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:22:35,887 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:22:35,948 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2024-10-11 15:22:35,948 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] [2024-10-11 15:22:35,952 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] [2024-10-11 15:22:35,953 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] [2024-10-11 15:22:35,957 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] [2024-10-11 15:22:36,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:22:36,113 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:22:36,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36 WrapperNode [2024-10-11 15:22:36,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:22:36,115 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:22:36,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:22:36,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:22:36,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,266 INFO L138 Inliner]: procedures = 119, calls = 789, calls flagged for inlining = 38, calls inlined = 36, statements flattened = 1747 [2024-10-11 15:22:36,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:22:36,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:22:36,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:22:36,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:22:36,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,292 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,464 INFO L175 MemorySlicer]: Split 401 memory accesses to 18 slices as follows [2, 5, 3, 1, 11, 218, 8, 11, 3, 31, 6, 13, 6, 2, 29, 22, 1, 29]. 54 percent of accesses are in the largest equivalence class. The 156 initializations are split as follows [2, 5, 0, 1, 11, 0, 0, 11, 3, 24, 6, 13, 0, 0, 29, 22, 0, 29]. The 153 writes are split as follows [0, 0, 2, 0, 0, 141, 2, 0, 0, 0, 0, 0, 5, 2, 0, 0, 1, 0]. [2024-10-11 15:22:36,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,524 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,546 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,584 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:22:36,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:22:36,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:22:36,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:22:36,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (1/1) ... [2024-10-11 15:22:36,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:22:36,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:22:36,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:22:36,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:22:36,670 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2024-10-11 15:22:36,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2024-10-11 15:22:36,670 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-10-11 15:22:36,672 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-10-11 15:22:36,672 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2024-10-11 15:22:36,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2024-10-11 15:22:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2024-10-11 15:22:36,673 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2024-10-11 15:22:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:22:36,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:22:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:22:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:22:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:22:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:22:36,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:22:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:22:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:22:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:22:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:22:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:22:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:22:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-11 15:22:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-11 15:22:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-11 15:22:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-11 15:22:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-11 15:22:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-11 15:22:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-11 15:22:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2024-10-11 15:22:36,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2024-10-11 15:22:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2024-10-11 15:22:36,676 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2024-10-11 15:22:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2024-10-11 15:22:36,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2024-10-11 15:22:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:22:36,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:22:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2024-10-11 15:22:36,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2024-10-11 15:22:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2024-10-11 15:22:36,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2024-10-11 15:22:36,677 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2024-10-11 15:22:36,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2024-10-11 15:22:36,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:22:36,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:22:36,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:22:36,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:22:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:22:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:22:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:22:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:22:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:22:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:22:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:22:36,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-11 15:22:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-11 15:22:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-11 15:22:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-11 15:22:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-11 15:22:36,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-11 15:22:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-11 15:22:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2024-10-11 15:22:36,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2024-10-11 15:22:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-11 15:22:36,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-11 15:22:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:22:36,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:22:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-11 15:22:36,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-11 15:22:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:22:36,682 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:22:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2024-10-11 15:22:36,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2024-10-11 15:22:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:22:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2024-10-11 15:22:36,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2024-10-11 15:22:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2024-10-11 15:22:36,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2024-10-11 15:22:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-10-11 15:22:36,682 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-10-11 15:22:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:22:36,682 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-10-11 15:22:36,683 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-10-11 15:22:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-11 15:22:36,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-11 15:22:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:22:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:22:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:22:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:22:36,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:22:36,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:22:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:22:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:22:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:22:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:22:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:22:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-11 15:22:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-11 15:22:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-11 15:22:36,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-11 15:22:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-11 15:22:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-11 15:22:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-11 15:22:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:22:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2024-10-11 15:22:36,686 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2024-10-11 15:22:36,686 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-10-11 15:22:36,686 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-10-11 15:22:36,687 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2024-10-11 15:22:36,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2024-10-11 15:22:36,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:22:36,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:22:36,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:22:36,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:22:36,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:22:36,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:22:36,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:22:36,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:22:36,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:22:36,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:22:36,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:22:36,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-11 15:22:36,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-11 15:22:36,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-11 15:22:36,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-11 15:22:36,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-11 15:22:36,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-11 15:22:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-11 15:22:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2024-10-11 15:22:36,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2024-10-11 15:22:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2024-10-11 15:22:36,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2024-10-11 15:22:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2024-10-11 15:22:36,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2024-10-11 15:22:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-10-11 15:22:36,690 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-10-11 15:22:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2024-10-11 15:22:36,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2024-10-11 15:22:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:22:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:22:36,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-11 15:22:36,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-11 15:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2024-10-11 15:22:36,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2024-10-11 15:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2024-10-11 15:22:36,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2024-10-11 15:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-10-11 15:22:36,692 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-10-11 15:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:22:36,692 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2024-10-11 15:22:36,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2024-10-11 15:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2024-10-11 15:22:36,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2024-10-11 15:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2024-10-11 15:22:36,692 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2024-10-11 15:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-11 15:22:36,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-11 15:22:36,692 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2024-10-11 15:22:36,693 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2024-10-11 15:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:22:36,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:22:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:22:36,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-11 15:22:36,696 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2024-10-11 15:22:36,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2024-10-11 15:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2024-10-11 15:22:36,697 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2024-10-11 15:22:36,697 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2024-10-11 15:22:36,697 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2024-10-11 15:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-11 15:22:36,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-11 15:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-10-11 15:22:36,698 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-10-11 15:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:22:36,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2024-10-11 15:22:36,698 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2024-10-11 15:22:36,698 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-11 15:22:36,698 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-11 15:22:37,087 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:22:37,089 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:22:37,131 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:22:44,726 INFO L? ?]: Removed 702 outVars from TransFormulas that were not future-live. [2024-10-11 15:22:44,726 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:22:44,860 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:22:44,861 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-11 15:22:44,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:22:44 BoogieIcfgContainer [2024-10-11 15:22:44,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:22:44,863 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:22:44,863 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:22:44,868 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:22:44,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:22:34" (1/3) ... [2024-10-11 15:22:44,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d7bd4be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:22:44, skipping insertion in model container [2024-10-11 15:22:44,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:22:36" (2/3) ... [2024-10-11 15:22:44,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d7bd4be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:22:44, skipping insertion in model container [2024-10-11 15:22:44,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:22:44" (3/3) ... [2024-10-11 15:22:44,873 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 [2024-10-11 15:22:44,890 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:22:44,891 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:22:44,984 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:22:44,992 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;@8e7424a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:22:44,992 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:22:45,003 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) [2024-10-11 15:22:45,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-11 15:22:45,047 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:22:45,049 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] [2024-10-11 15:22:45,049 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:22:45,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:22:45,055 INFO L85 PathProgramCache]: Analyzing trace with hash 230334057, now seen corresponding path program 1 times [2024-10-11 15:22:45,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:22:45,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620959357] [2024-10-11 15:22:45,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:22:45,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:22:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:45,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:22:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:45,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:22:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:45,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 15:22:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:45,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 15:22:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:45,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 15:22:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:45,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-11 15:22:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:45,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-11 15:22:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:22:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:22:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:22:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:22:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:22:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-11 15:22:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:22:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:22:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 15:22:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:22:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-11 15:22:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:22:46,379 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-10-11 15:22:46,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:22:46,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620959357] [2024-10-11 15:22:46,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620959357] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:22:46,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:22:46,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:22:46,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536327884] [2024-10-11 15:22:46,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:22:46,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:22:46,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:22:46,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:22:46,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:22:46,417 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) [2024-10-11 15:22:51,588 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 [] [2024-10-11 15:22:55,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:22:59,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:03,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:11,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:15,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:19,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:23,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:27,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:34,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:23:34,776 INFO L93 Difference]: Finished difference Result 2027 states and 3075 transitions. [2024-10-11 15:23:34,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 15:23:34,779 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 [2024-10-11 15:23:34,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:23:34,813 INFO L225 Difference]: With dead ends: 2027 [2024-10-11 15:23:34,813 INFO L226 Difference]: Without dead ends: 1165 [2024-10-11 15:23:34,826 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 [2024-10-11 15:23:34,830 INFO L432 NwaCegarLoop]: 935 mSDtfsCounter, 922 mSDsluCounter, 1865 mSDsCounter, 0 mSdLazyCounter, 2369 mSolverCounterSat, 656 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 2800 SdHoareTripleChecker+Invalid, 3034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 656 IncrementalHoareTripleChecker+Valid, 2369 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.9s IncrementalHoareTripleChecker+Time [2024-10-11 15:23:34,833 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [972 Valid, 2800 Invalid, 3034 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [656 Valid, 2369 Invalid, 9 Unknown, 0 Unchecked, 47.9s Time] [2024-10-11 15:23:34,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2024-10-11 15:23:35,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 1124. [2024-10-11 15:23:35,005 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) [2024-10-11 15:23:35,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1624 transitions. [2024-10-11 15:23:35,021 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1624 transitions. Word has length 117 [2024-10-11 15:23:35,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:23:35,022 INFO L471 AbstractCegarLoop]: Abstraction has 1124 states and 1624 transitions. [2024-10-11 15:23:35,023 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) [2024-10-11 15:23:35,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1624 transitions. [2024-10-11 15:23:35,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-10-11 15:23:35,032 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:23:35,033 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] [2024-10-11 15:23:35,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:23:35,033 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:23:35,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:23:35,034 INFO L85 PathProgramCache]: Analyzing trace with hash -2011387217, now seen corresponding path program 1 times [2024-10-11 15:23:35,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:23:35,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695445542] [2024-10-11 15:23:35,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:23:35,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:23:35,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:23:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:23:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 15:23:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 15:23:35,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 15:23:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 15:23:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-11 15:23:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 15:23:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:23:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 15:23:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 15:23:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:23:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:23:35,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:23:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:23:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:23:35,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-11 15:23:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:23:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:23:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 15:23:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:23:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-11 15:23:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:23:35,899 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-10-11 15:23:35,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:23:35,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695445542] [2024-10-11 15:23:35,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695445542] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:23:35,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:23:35,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:23:35,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15121089] [2024-10-11 15:23:35,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:23:35,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:23:35,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:23:35,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:23:35,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:23:35,906 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) [2024-10-11 15:23:40,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:44,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:48,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:52,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:23:56,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:24:05,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 15:24:06,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:24:06,844 INFO L93 Difference]: Finished difference Result 2286 states and 3331 transitions. [2024-10-11 15:24:06,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 15:24:06,845 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 [2024-10-11 15:24:06,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:24:06,855 INFO L225 Difference]: With dead ends: 2286 [2024-10-11 15:24:06,856 INFO L226 Difference]: Without dead ends: 1189 [2024-10-11 15:24:06,861 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:24:06,862 INFO L432 NwaCegarLoop]: 788 mSDtfsCounter, 420 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1922 mSolverCounterSat, 480 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 2486 SdHoareTripleChecker+Invalid, 2407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 480 IncrementalHoareTripleChecker+Valid, 1922 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.7s IncrementalHoareTripleChecker+Time [2024-10-11 15:24:06,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [424 Valid, 2486 Invalid, 2407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [480 Valid, 1922 Invalid, 5 Unknown, 0 Unchecked, 30.7s Time] [2024-10-11 15:24:06,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1189 states. [2024-10-11 15:24:06,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1189 to 1126. [2024-10-11 15:24:06,920 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) [2024-10-11 15:24:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 1626 transitions. [2024-10-11 15:24:06,928 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 1626 transitions. Word has length 155 [2024-10-11 15:24:06,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:24:06,931 INFO L471 AbstractCegarLoop]: Abstraction has 1126 states and 1626 transitions. [2024-10-11 15:24:06,931 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) [2024-10-11 15:24:06,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1626 transitions. [2024-10-11 15:24:06,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-10-11 15:24:06,939 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:24:06,940 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] [2024-10-11 15:24:06,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:24:06,941 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:24:06,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:24:06,942 INFO L85 PathProgramCache]: Analyzing trace with hash 771574529, now seen corresponding path program 1 times [2024-10-11 15:24:06,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:24:06,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74970072] [2024-10-11 15:24:06,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:24:06,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:24:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:24:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:24:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 15:24:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-11 15:24:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 15:24:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 15:24:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 15:24:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-11 15:24:07,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-11 15:24:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 15:24:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-11 15:24:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:24:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:24:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:24:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:24:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:24:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-11 15:24:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:24:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:24:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-11 15:24:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:24:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 15:24:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:24:07,705 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-10-11 15:24:07,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:24:07,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74970072] [2024-10-11 15:24:07,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74970072] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:24:07,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:24:07,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:24:07,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693692648] [2024-10-11 15:24:07,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:24:07,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:24:07,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:24:07,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:24:07,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:24:07,709 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)