./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 61a67961 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-wip.fs.cvc5-61a6796-m [2024-10-14 15:23:46,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 15:23:46,675 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 15:23:46,681 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 15:23:46,681 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 15:23:46,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 15:23:46,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 15:23:46,707 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 15:23:46,709 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 15:23:46,712 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 15:23:46,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 15:23:46,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 15:23:46,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 15:23:46,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 15:23:46,714 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 15:23:46,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 15:23:46,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 15:23:46,715 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 15:23:46,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 15:23:46,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 15:23:46,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 15:23:46,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 15:23:46,716 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 15:23:46,717 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 15:23:46,717 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 15:23:46,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 15:23:46,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 15:23:46,718 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 15:23:46,718 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 15:23:46,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:23:46,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 15:23:46,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 15:23:46,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 15:23:46,720 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 15:23:46,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 15:23:46,720 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 15:23:46,720 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 15:23:46,721 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 15:23:46,721 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 15:23:46,721 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e5349f2aac0388d197fa32950f3e69d3339933dee46585f91772f9bda921aa4 [2024-10-14 15:23:46,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 15:23:46,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 15:23:47,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 15:23:47,001 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 15:23:47,002 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 15:23:47,003 INFO L431 ainManager$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 [2024-10-14 15:23:48,434 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 15:23:48,848 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 15:23:48,850 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 [2024-10-14 15:23:48,881 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82c148801/0c7b793ec0fe43b9b2dcd98538a7c071/FLAG93aaa8980 [2024-10-14 15:23:49,010 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82c148801/0c7b793ec0fe43b9b2dcd98538a7c071 [2024-10-14 15:23:49,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 15:23:49,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 15:23:49,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 15:23:49,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 15:23:49,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 15:23:49,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:23:49" (1/1) ... [2024-10-14 15:23:49,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34134a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:49, skipping insertion in model container [2024-10-14 15:23:49,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:23:49" (1/1) ... [2024-10-14 15:23:49,111 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 15:23:49,518 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2024-10-14 15:23:49,518 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] [2024-10-14 15:23:49,661 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] [2024-10-14 15:23:50,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:23:50,174 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 15:23:50,246 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2024-10-14 15:23:50,246 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] [2024-10-14 15:23:50,250 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] [2024-10-14 15:23:50,252 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] [2024-10-14 15:23:50,258 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] [2024-10-14 15:23:50,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:23:50,407 INFO L204 MainTranslator]: Completed translation [2024-10-14 15:23:50,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50 WrapperNode [2024-10-14 15:23:50,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 15:23:50,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 15:23:50,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 15:23:50,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 15:23:50,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,558 INFO L138 Inliner]: procedures = 119, calls = 789, calls flagged for inlining = 38, calls inlined = 36, statements flattened = 1747 [2024-10-14 15:23:50,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 15:23:50,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 15:23:50,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 15:23:50,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 15:23:50,571 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,594 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,710 INFO L175 MemorySlicer]: Split 401 memory accesses to 18 slices as follows [2, 5, 6, 1, 6, 2, 11, 3, 218, 1, 31, 3, 13, 22, 29, 11, 29, 8]. 54 percent of accesses are in the largest equivalence class. The 156 initializations are split as follows [2, 5, 0, 1, 6, 0, 11, 3, 0, 0, 24, 0, 13, 22, 29, 11, 29, 0]. The 153 writes are split as follows [0, 0, 5, 0, 0, 2, 0, 0, 141, 1, 0, 2, 0, 0, 0, 0, 0, 2]. [2024-10-14 15:23:50,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,798 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,810 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,842 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 15:23:50,843 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 15:23:50,843 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 15:23:50,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 15:23:50,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (1/1) ... [2024-10-14 15:23:50,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:23:50,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:23:50,881 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) [2024-10-14 15:23:50,889 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 [2024-10-14 15:23:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2024-10-14 15:23:50,931 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2024-10-14 15:23:50,931 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-10-14 15:23:50,932 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-10-14 15:23:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2024-10-14 15:23:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2024-10-14 15:23:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2024-10-14 15:23:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2024-10-14 15:23:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-14 15:23:50,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-14 15:23:50,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 15:23:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 15:23:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 15:23:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 15:23:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-14 15:23:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-14 15:23:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-14 15:23:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-14 15:23:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-14 15:23:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-14 15:23:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-14 15:23:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-14 15:23:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-14 15:23:50,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-14 15:23:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-14 15:23:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-14 15:23:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-14 15:23:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-10-14 15:23:50,937 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2024-10-14 15:23:50,937 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2024-10-14 15:23:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2024-10-14 15:23:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2024-10-14 15:23:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2024-10-14 15:23:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2024-10-14 15:23:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-14 15:23:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-14 15:23:50,938 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2024-10-14 15:23:50,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2024-10-14 15:23:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2024-10-14 15:23:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2024-10-14 15:23:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2024-10-14 15:23:50,939 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2024-10-14 15:23:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 15:23:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 15:23:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 15:23:50,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 15:23:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-14 15:23:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-14 15:23:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-14 15:23:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-14 15:23:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-14 15:23:50,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-14 15:23:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-14 15:23:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-14 15:23:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-14 15:23:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-14 15:23:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-14 15:23:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-14 15:23:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-14 15:23:50,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-10-14 15:23:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2024-10-14 15:23:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2024-10-14 15:23:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-10-14 15:23:50,942 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-10-14 15:23:50,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-14 15:23:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-14 15:23:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-14 15:23:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-14 15:23:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 15:23:50,943 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 15:23:50,943 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2024-10-14 15:23:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2024-10-14 15:23:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 15:23:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2024-10-14 15:23:50,944 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2024-10-14 15:23:50,944 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2024-10-14 15:23:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2024-10-14 15:23:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-10-14 15:23:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-10-14 15:23:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 15:23:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-10-14 15:23:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-10-14 15:23:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-14 15:23:50,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-14 15:23:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-14 15:23:50,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-14 15:23:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-14 15:23:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-14 15:23:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 15:23:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2024-10-14 15:23:50,947 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2024-10-14 15:23:50,947 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-10-14 15:23:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-10-14 15:23:50,948 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2024-10-14 15:23:50,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2024-10-14 15:23:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 15:23:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 15:23:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 15:23:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 15:23:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 15:23:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 15:23:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 15:23:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 15:23:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 15:23:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 15:23:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 15:23:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 15:23:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 15:23:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-14 15:23:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-14 15:23:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-14 15:23:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-14 15:23:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-14 15:23:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2024-10-14 15:23:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2024-10-14 15:23:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2024-10-14 15:23:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2024-10-14 15:23:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2024-10-14 15:23:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2024-10-14 15:23:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2024-10-14 15:23:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 15:23:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 15:23:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 15:23:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 15:23:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 15:23:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-14 15:23:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-14 15:23:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-14 15:23:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-14 15:23:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-14 15:23:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2024-10-14 15:23:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2024-10-14 15:23:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2024-10-14 15:23:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2024-10-14 15:23:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-10-14 15:23:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-10-14 15:23:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-14 15:23:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-14 15:23:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2024-10-14 15:23:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2024-10-14 15:23:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2024-10-14 15:23:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2024-10-14 15:23:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2024-10-14 15:23:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2024-10-14 15:23:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-10-14 15:23:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-10-14 15:23:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2024-10-14 15:23:50,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2024-10-14 15:23:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 15:23:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 15:23:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 15:23:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 15:23:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-14 15:23:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-14 15:23:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2024-10-14 15:23:50,958 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2024-10-14 15:23:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2024-10-14 15:23:50,959 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2024-10-14 15:23:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2024-10-14 15:23:50,959 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2024-10-14 15:23:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-14 15:23:50,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-14 15:23:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-10-14 15:23:50,959 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-10-14 15:23:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 15:23:50,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 15:23:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2024-10-14 15:23:50,961 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2024-10-14 15:23:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-14 15:23:50,961 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-14 15:23:51,409 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 15:23:51,411 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 15:23:51,460 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-14 15:24:00,713 INFO L? ?]: Removed 702 outVars from TransFormulas that were not future-live. [2024-10-14 15:24:00,713 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 15:24:00,832 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 15:24:00,833 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-14 15:24:00,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:24:00 BoogieIcfgContainer [2024-10-14 15:24:00,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 15:24:00,835 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 15:24:00,835 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 15:24:00,838 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 15:24:00,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:23:49" (1/3) ... [2024-10-14 15:24:00,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58598fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:24:00, skipping insertion in model container [2024-10-14 15:24:00,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:50" (2/3) ... [2024-10-14 15:24:00,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58598fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:24:00, skipping insertion in model container [2024-10-14 15:24:00,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:24:00" (3/3) ... [2024-10-14 15:24:00,841 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 [2024-10-14 15:24:00,859 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 15:24:00,859 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 15:24:00,994 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 15:24:01,004 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;@6c7199c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 15:24:01,004 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 15:24:01,014 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) [2024-10-14 15:24:01,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-14 15:24:01,060 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:24:01,061 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] [2024-10-14 15:24:01,063 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:24:01,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:24:01,068 INFO L85 PathProgramCache]: Analyzing trace with hash 230334057, now seen corresponding path program 1 times [2024-10-14 15:24:01,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:24:01,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644007371] [2024-10-14 15:24:01,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:24:01,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:24:01,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:01,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:01,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:24:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:01,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:24:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:01,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:24:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 15:24:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-14 15:24:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 15:24:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-14 15:24:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:24:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:24:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 15:24:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:24:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 15:24:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-10-14 15:24:02,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:24:02,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644007371] [2024-10-14 15:24:02,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644007371] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:24:02,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:24:02,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:24:02,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93293484] [2024-10-14 15:24:02,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:24:02,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:24:02,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:24:02,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:24:02,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:24:02,520 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) [2024-10-14 15:24:07,770 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 [] [2024-10-14 15:24:11,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:15,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:19,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:27,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:31,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:35,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:37,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:41,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:45,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:49,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:24:49,517 INFO L93 Difference]: Finished difference Result 2027 states and 3075 transitions. [2024-10-14 15:24:49,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 15:24:49,520 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 [2024-10-14 15:24:49,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:24:49,546 INFO L225 Difference]: With dead ends: 2027 [2024-10-14 15:24:49,546 INFO L226 Difference]: Without dead ends: 1165 [2024-10-14 15:24:49,559 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 [2024-10-14 15:24:49,562 INFO L432 NwaCegarLoop]: 935 mSDtfsCounter, 922 mSDsluCounter, 1865 mSDsCounter, 0 mSdLazyCounter, 2370 mSolverCounterSat, 656 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 2800 SdHoareTripleChecker+Invalid, 3034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 656 IncrementalHoareTripleChecker+Valid, 2370 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.5s IncrementalHoareTripleChecker+Time [2024-10-14 15:24:49,563 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [972 Valid, 2800 Invalid, 3034 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [656 Valid, 2370 Invalid, 8 Unknown, 0 Unchecked, 46.5s Time] [2024-10-14 15:24:49,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2024-10-14 15:24:49,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 1124. [2024-10-14 15:24:49,731 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) [2024-10-14 15:24:49,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1624 transitions. [2024-10-14 15:24:49,746 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1624 transitions. Word has length 117 [2024-10-14 15:24:49,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:24:49,748 INFO L471 AbstractCegarLoop]: Abstraction has 1124 states and 1624 transitions. [2024-10-14 15:24:49,748 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) [2024-10-14 15:24:49,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1624 transitions. [2024-10-14 15:24:49,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-10-14 15:24:49,788 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:24:49,788 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] [2024-10-14 15:24:49,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 15:24:49,789 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:24:49,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:24:49,790 INFO L85 PathProgramCache]: Analyzing trace with hash -2011387217, now seen corresponding path program 1 times [2024-10-14 15:24:49,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:24:49,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240283911] [2024-10-14 15:24:49,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:24:49,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:24:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:24:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:24:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:24:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-14 15:24:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-14 15:24:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-14 15:24:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-14 15:24:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 15:24:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 15:24:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 15:24:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-14 15:24:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:24:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:24:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 15:24:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:24:50,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-14 15:24:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:50,713 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-10-14 15:24:50,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:24:50,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240283911] [2024-10-14 15:24:50,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240283911] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:24:50,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:24:50,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:24:50,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600701399] [2024-10-14 15:24:50,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:24:50,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:24:50,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:24:50,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:24:50,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:24:50,717 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) [2024-10-14 15:24:55,637 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 [] [2024-10-14 15:24:59,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:25:03,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:25:07,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:25:11,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:25:19,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:25:19,351 INFO L93 Difference]: Finished difference Result 2286 states and 3331 transitions. [2024-10-14 15:25:19,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-14 15:25:19,352 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 [2024-10-14 15:25:19,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:25:19,362 INFO L225 Difference]: With dead ends: 2286 [2024-10-14 15:25:19,362 INFO L226 Difference]: Without dead ends: 1189 [2024-10-14 15:25:19,366 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 [2024-10-14 15:25:19,367 INFO L432 NwaCegarLoop]: 788 mSDtfsCounter, 420 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1922 mSolverCounterSat, 480 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.0s 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, 28.4s IncrementalHoareTripleChecker+Time [2024-10-14 15:25:19,368 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [424 Valid, 2486 Invalid, 2407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [480 Valid, 1922 Invalid, 5 Unknown, 0 Unchecked, 28.4s Time] [2024-10-14 15:25:19,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1189 states. [2024-10-14 15:25:19,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1189 to 1126. [2024-10-14 15:25:19,425 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) [2024-10-14 15:25:19,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 1626 transitions. [2024-10-14 15:25:19,433 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 1626 transitions. Word has length 155 [2024-10-14 15:25:19,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:25:19,434 INFO L471 AbstractCegarLoop]: Abstraction has 1126 states and 1626 transitions. [2024-10-14 15:25:19,434 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) [2024-10-14 15:25:19,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1626 transitions. [2024-10-14 15:25:19,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-10-14 15:25:19,442 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:25:19,443 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] [2024-10-14 15:25:19,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 15:25:19,443 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:25:19,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:25:19,444 INFO L85 PathProgramCache]: Analyzing trace with hash 771574529, now seen corresponding path program 1 times [2024-10-14 15:25:19,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:25:19,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125279767] [2024-10-14 15:25:19,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:25:19,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:25:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:25:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:25:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:25:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:25:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-14 15:25:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 15:25:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-14 15:25:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 15:25:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 15:25:19,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-14 15:25:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:19,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-14 15:25:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:25:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:25:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:25:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-14 15:25:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:25:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:25:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:25:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:25:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-14 15:25:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 15:25:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-14 15:25:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:20,210 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-10-14 15:25:20,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:25:20,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125279767] [2024-10-14 15:25:20,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125279767] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:25:20,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:25:20,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:25:20,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885111913] [2024-10-14 15:25:20,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:25:20,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:25:20,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:25:20,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:25:20,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:25:20,214 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)