./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--ata--sata_sx4.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--ata--sata_sx4.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 bf59f873abe32ddc2d99221f4f189da946012506d30fecc03d275d110896ac6d --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 15:23:39,086 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 15:23:39,172 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-14 15:23:39,179 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 15:23:39,180 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 15:23:39,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 15:23:39,205 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 15:23:39,205 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 15:23:39,206 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 15:23:39,207 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 15:23:39,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 15:23:39,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 15:23:39,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 15:23:39,209 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 15:23:39,209 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 15:23:39,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 15:23:39,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 15:23:39,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 15:23:39,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 15:23:39,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 15:23:39,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 15:23:39,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 15:23:39,212 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 15:23:39,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 15:23:39,213 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 15:23:39,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 15:23:39,213 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 15:23:39,214 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 15:23:39,214 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 15:23:39,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:23:39,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 15:23:39,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 15:23:39,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 15:23:39,216 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 15:23:39,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 15:23:39,216 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 15:23:39,217 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 15:23:39,217 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 15:23:39,217 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 15:23:39,217 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf59f873abe32ddc2d99221f4f189da946012506d30fecc03d275d110896ac6d [2024-10-14 15:23:39,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 15:23:39,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 15:23:39,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 15:23:39,491 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 15:23:39,491 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 15:23:39,492 INFO L431 ainManager$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--ata--sata_sx4.ko-entry_point.cil.out.i [2024-10-14 15:23:40,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 15:23:41,394 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 15:23:41,395 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--ata--sata_sx4.ko-entry_point.cil.out.i [2024-10-14 15:23:41,439 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23d43ec22/bfef6b806dae468cabebf45994c54d82/FLAG7f4c1d207 [2024-10-14 15:23:41,457 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23d43ec22/bfef6b806dae468cabebf45994c54d82 [2024-10-14 15:23:41,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 15:23:41,461 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 15:23:41,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 15:23:41,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 15:23:41,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 15:23:41,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:23:41" (1/1) ... [2024-10-14 15:23:41,473 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2114c6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:41, skipping insertion in model container [2024-10-14 15:23:41,473 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 03:23:41" (1/1) ... [2024-10-14 15:23:41,569 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 15:23:42,133 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4786] [2024-10-14 15:23:42,134 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4787-4788] [2024-10-14 15:23:42,251 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--ata--sata_sx4.ko-entry_point.cil.out.i[144467,144480] [2024-10-14 15:23:42,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:23:42,780 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 15:23:42,948 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4786] [2024-10-14 15:23:42,948 WARN L1336 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4787-4788] [2024-10-14 15:23:42,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4892] [2024-10-14 15:23:42,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4899] [2024-10-14 15:23:42,958 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--ata--sata_sx4.ko-entry_point.cil.out.i[144467,144480] [2024-10-14 15:23:43,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5709] [2024-10-14 15:23:43,058 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers--X--defaultlinux-3.16-rc1.tar.xz--X--43_2a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/11804/dscv_tempdir/dscv/ri/43_2a/drivers/ata/sata_sx4.o.c.prepared"), "i" (726), "i" (12UL)); [5738-5739] [2024-10-14 15:23:43,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 15:23:43,246 INFO L204 MainTranslator]: Completed translation [2024-10-14 15:23:43,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43 WrapperNode [2024-10-14 15:23:43,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 15:23:43,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 15:23:43,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 15:23:43,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 15:23:43,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,417 INFO L138 Inliner]: procedures = 151, calls = 811, calls flagged for inlining = 86, calls inlined = 71, statements flattened = 2316 [2024-10-14 15:23:43,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 15:23:43,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 15:23:43,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 15:23:43,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 15:23:43,429 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,452 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,701 INFO L175 MemorySlicer]: Split 467 memory accesses to 13 slices as follows [2, 15, 3, 5, 218, 55, 2, 61, 7, 40, 26, 8, 25]. 47 percent of accesses are in the largest equivalence class. The 185 initializations are split as follows [2, 15, 0, 5, 0, 55, 0, 61, 7, 40, 0, 0, 0]. The 125 writes are split as follows [0, 0, 2, 0, 87, 0, 2, 0, 0, 0, 24, 8, 2]. [2024-10-14 15:23:43,703 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,703 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,803 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 15:23:43,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 15:23:43,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 15:23:43,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 15:23:43,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (1/1) ... [2024-10-14 15:23:43,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 15:23:43,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 15:23:43,920 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 15:23:43,927 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 15:23:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_prep_lba48 [2024-10-14 15:23:43,972 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_prep_lba48 [2024-10-14 15:23:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-14 15:23:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-14 15:23:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-14 15:23:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-14 15:23:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-14 15:23:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-14 15:23:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-14 15:23:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-14 15:23:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-14 15:23:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-14 15:23:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-14 15:23:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-14 15:23:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-14 15:23:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-10-14 15:23:43,974 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-10-14 15:23:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-14 15:23:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-14 15:23:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-14 15:23:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-14 15:23:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-14 15:23:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-14 15:23:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-14 15:23:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-14 15:23:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-14 15:23:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-14 15:23:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-14 15:23:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-14 15:23:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-14 15:23:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-14 15:23:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-14 15:23:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-14 15:23:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-14 15:23:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-14 15:23:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-14 15:23:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-14 15:23:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-14 15:23:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-14 15:23:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-14 15:23:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-14 15:23:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-14 15:23:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-14 15:23:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-14 15:23:43,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-14 15:23:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 15:23:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 15:23:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-14 15:23:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-14 15:23:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-14 15:23:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-14 15:23:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-14 15:23:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-14 15:23:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-14 15:23:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-14 15:23:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-14 15:23:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-14 15:23:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-14 15:23:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_reset_port [2024-10-14 15:23:43,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_reset_port [2024-10-14 15:23:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-14 15:23:43,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-14 15:23:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_i2c_read [2024-10-14 15:23:43,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_i2c_read [2024-10-14 15:23:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_pkt_footer [2024-10-14 15:23:43,982 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_pkt_footer [2024-10-14 15:23:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 15:23:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 15:23:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-14 15:23:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-14 15:23:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-14 15:23:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-14 15:23:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-14 15:23:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-14 15:23:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-14 15:23:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-14 15:23:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-14 15:23:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-14 15:23:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-14 15:23:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-14 15:23:43,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-14 15:23:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure ata_port_pbar_desc [2024-10-14 15:23:43,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_port_pbar_desc [2024-10-14 15:23:43,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-14 15:23:43,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-14 15:23:43,984 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2024-10-14 15:23:43,984 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2024-10-14 15:23:43,984 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 15:23:43,984 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 15:23:43,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 15:23:43,985 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_dump_hdma [2024-10-14 15:23:43,985 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_dump_hdma [2024-10-14 15:23:43,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 15:23:43,985 INFO L130 BoogieDeclarations]: Found specification of procedure __pdc20621_push_hdma [2024-10-14 15:23:43,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __pdc20621_push_hdma [2024-10-14 15:23:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-14 15:23:43,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-14 15:23:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 15:23:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 15:23:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 15:23:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 15:23:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 15:23:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 15:23:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 15:23:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 15:23:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 15:23:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 15:23:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 15:23:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 15:23:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 15:23:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 15:23:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 15:23:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 15:23:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 15:23:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 15:23:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 15:23:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 15:23:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 15:23:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 15:23:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 15:23:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 15:23:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 15:23:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 15:23:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 15:23:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2024-10-14 15:23:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2024-10-14 15:23:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 15:23:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure pdc_prep_lba28 [2024-10-14 15:23:43,991 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc_prep_lba28 [2024-10-14 15:23:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2024-10-14 15:23:43,991 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2024-10-14 15:23:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 15:23:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 15:23:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 15:23:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 15:23:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 15:23:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 15:23:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 15:23:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 15:23:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 15:23:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 15:23:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 15:23:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 15:23:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 15:23:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-14 15:23:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-14 15:23:43,993 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-10-14 15:23:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-10-14 15:23:43,993 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-10-14 15:23:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-10-14 15:23:43,993 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-10-14 15:23:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-10-14 15:23:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 15:23:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 15:23:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-14 15:23:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-14 15:23:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-14 15:23:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-14 15:23:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-14 15:23:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-14 15:23:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-14 15:23:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-14 15:23:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-14 15:23:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-14 15:23:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-14 15:23:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_push_hdma [2024-10-14 15:23:43,995 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_push_hdma [2024-10-14 15:23:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure pdc20621_ata_pkt [2024-10-14 15:23:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pdc20621_ata_pkt [2024-10-14 15:23:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-14 15:23:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-14 15:23:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-14 15:23:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-14 15:23:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-14 15:23:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-14 15:23:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-14 15:23:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-14 15:23:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-14 15:23:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-14 15:23:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-14 15:23:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-14 15:23:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-14 15:23:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-10-14 15:23:43,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-10-14 15:23:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 15:23:43,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 15:23:44,526 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 15:23:44,530 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 15:23:48,718 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-14 15:23:56,551 INFO L? ?]: Removed 1017 outVars from TransFormulas that were not future-live. [2024-10-14 15:23:56,552 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 15:23:56,767 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 15:23:56,768 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-14 15:23:56,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:23:56 BoogieIcfgContainer [2024-10-14 15:23:56,768 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 15:23:56,773 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 15:23:56,773 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 15:23:56,776 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 15:23:56,777 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 03:23:41" (1/3) ... [2024-10-14 15:23:56,778 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f3716e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:23:56, skipping insertion in model container [2024-10-14 15:23:56,778 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 03:23:43" (2/3) ... [2024-10-14 15:23:56,779 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f3716e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 03:23:56, skipping insertion in model container [2024-10-14 15:23:56,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 03:23:56" (3/3) ... [2024-10-14 15:23:56,780 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--ata--sata_sx4.ko-entry_point.cil.out.i [2024-10-14 15:23:56,796 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 15:23:56,796 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 15:23:56,874 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 15:23:56,882 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;@4babd681, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 15:23:56,882 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 15:23:56,889 INFO L276 IsEmpty]: Start isEmpty. Operand has 654 states, 492 states have (on average 1.4878048780487805) internal successors, (732), 502 states have internal predecessors, (732), 136 states have call successors, (136), 25 states have call predecessors, (136), 24 states have return successors, (131), 131 states have call predecessors, (131), 131 states have call successors, (131) [2024-10-14 15:23:56,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-10-14 15:23:56,920 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:23:56,921 INFO L215 NwaCegarLoop]: trace histogram [12, 9, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:23:56,922 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:23:56,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:23:56,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1531748589, now seen corresponding path program 1 times [2024-10-14 15:23:56,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:23:56,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443884412] [2024-10-14 15:23:56,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:23:56,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:23:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:57,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:23:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:57,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:23:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:57,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:23:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:57,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:23:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:57,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:23:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:57,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:23:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:23:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:23:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 15:23:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-14 15:23:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-14 15:23:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 15:23:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 15:23:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-14 15:23:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-14 15:23:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 15:23:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-14 15:23:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-14 15:23:58,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 15:23:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-14 15:23:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-14 15:23:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:23:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:23:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-14 15:23:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-14 15:23:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-14 15:23:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-14 15:23:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-14 15:23:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:23:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:23:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-14 15:23:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-14 15:23:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:23:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:23:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:23:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:23:58,468 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-14 15:23:58,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:23:58,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443884412] [2024-10-14 15:23:58,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443884412] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:23:58,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:23:58,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:23:58,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028188408] [2024-10-14 15:23:58,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:23:58,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:23:58,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:23:58,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:23:58,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:23:58,509 INFO L87 Difference]: Start difference. First operand has 654 states, 492 states have (on average 1.4878048780487805) internal successors, (732), 502 states have internal predecessors, (732), 136 states have call successors, (136), 25 states have call predecessors, (136), 24 states have return successors, (131), 131 states have call predecessors, (131), 131 states have call successors, (131) Second operand has 6 states, 6 states have (on average 17.5) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-14 15:24:03,214 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 15:24:07,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:11,240 WARN L539 Checker$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 15:24:15,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:20,391 WARN L539 Checker$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 15:24:24,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:28,404 WARN L539 Checker$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 15:24:32,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:36,430 WARN L539 Checker$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 15:24:40,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:43,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:44,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:24:44,095 INFO L93 Difference]: Finished difference Result 1685 states and 2631 transitions. [2024-10-14 15:24:44,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-14 15:24:44,098 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 246 [2024-10-14 15:24:44,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:24:44,118 INFO L225 Difference]: With dead ends: 1685 [2024-10-14 15:24:44,118 INFO L226 Difference]: Without dead ends: 1016 [2024-10-14 15:24:44,126 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-10-14 15:24:44,129 INFO L432 NwaCegarLoop]: 772 mSDtfsCounter, 1132 mSDsluCounter, 1668 mSDsCounter, 0 mSdLazyCounter, 959 mSolverCounterSat, 696 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 1665 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 696 IncrementalHoareTripleChecker+Valid, 959 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.3s IncrementalHoareTripleChecker+Time [2024-10-14 15:24:44,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1207 Valid, 2440 Invalid, 1665 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [696 Valid, 959 Invalid, 10 Unknown, 0 Unchecked, 45.3s Time] [2024-10-14 15:24:44,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2024-10-14 15:24:44,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 993. [2024-10-14 15:24:44,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 993 states, 758 states have (on average 1.4564643799472297) internal successors, (1104), 765 states have internal predecessors, (1104), 192 states have call successors, (192), 43 states have call predecessors, (192), 42 states have return successors, (191), 190 states have call predecessors, (191), 191 states have call successors, (191) [2024-10-14 15:24:44,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1487 transitions. [2024-10-14 15:24:44,327 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1487 transitions. Word has length 246 [2024-10-14 15:24:44,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:24:44,331 INFO L471 AbstractCegarLoop]: Abstraction has 993 states and 1487 transitions. [2024-10-14 15:24:44,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-10-14 15:24:44,331 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1487 transitions. [2024-10-14 15:24:44,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-10-14 15:24:44,347 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:24:44,347 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 12, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 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 15:24:44,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 15:24:44,347 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:24:44,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:24:44,348 INFO L85 PathProgramCache]: Analyzing trace with hash -852401053, now seen corresponding path program 1 times [2024-10-14 15:24:44,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:24:44,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357373569] [2024-10-14 15:24:44,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:24:44,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:24:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:24:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:24:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:24:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:24:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:24:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:24:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:24:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:24:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 15:24:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 15:24:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 15:24:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 15:24:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 15:24:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 15:24:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 15:24:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-14 15:24:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 15:24:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 15:24:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 15:24:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 15:24:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 15:24:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-14 15:24:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 15:24:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:44,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 15:24:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 15:24:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 15:24:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:24:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:24:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:24:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 15:24:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 15:24:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 15:24:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 15:24:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 15:24:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:24:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:24:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:24:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 15:24:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 15:24:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:24:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:24:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:24:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:24:45,206 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-10-14 15:24:45,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:24:45,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357373569] [2024-10-14 15:24:45,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357373569] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:24:45,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:24:45,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:24:45,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028501898] [2024-10-14 15:24:45,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:24:45,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:24:45,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:24:45,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:24:45,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:24:45,212 INFO L87 Difference]: Start difference. First operand 993 states and 1487 transitions. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-10-14 15:24:50,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:24:54,033 WARN L539 Checker$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 15:24:58,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:25:02,051 WARN L539 Checker$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 15:25:06,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:25:10,067 WARN L539 Checker$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 15:25:13,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:25:15,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 15:25:16,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 15:25:16,419 INFO L93 Difference]: Finished difference Result 1991 states and 3008 transitions. [2024-10-14 15:25:16,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-14 15:25:16,420 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 285 [2024-10-14 15:25:16,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 15:25:16,433 INFO L225 Difference]: With dead ends: 1991 [2024-10-14 15:25:16,433 INFO L226 Difference]: Without dead ends: 1016 [2024-10-14 15:25:16,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-10-14 15:25:16,439 INFO L432 NwaCegarLoop]: 759 mSDtfsCounter, 268 mSDsluCounter, 2140 mSDsCounter, 0 mSdLazyCounter, 1180 mSolverCounterSat, 280 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 2899 SdHoareTripleChecker+Invalid, 1466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1180 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.1s IncrementalHoareTripleChecker+Time [2024-10-14 15:25:16,443 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 2899 Invalid, 1466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1180 Invalid, 6 Unknown, 0 Unchecked, 31.1s Time] [2024-10-14 15:25:16,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2024-10-14 15:25:16,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 994. [2024-10-14 15:25:16,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 994 states, 759 states have (on average 1.4558629776021081) internal successors, (1105), 766 states have internal predecessors, (1105), 192 states have call successors, (192), 43 states have call predecessors, (192), 42 states have return successors, (191), 190 states have call predecessors, (191), 191 states have call successors, (191) [2024-10-14 15:25:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 994 states and 1488 transitions. [2024-10-14 15:25:16,506 INFO L78 Accepts]: Start accepts. Automaton has 994 states and 1488 transitions. Word has length 285 [2024-10-14 15:25:16,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 15:25:16,507 INFO L471 AbstractCegarLoop]: Abstraction has 994 states and 1488 transitions. [2024-10-14 15:25:16,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-10-14 15:25:16,508 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1488 transitions. [2024-10-14 15:25:16,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-10-14 15:25:16,515 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 15:25:16,515 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 12, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 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 15:25:16,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 15:25:16,515 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 15:25:16,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 15:25:16,516 INFO L85 PathProgramCache]: Analyzing trace with hash 179084854, now seen corresponding path program 1 times [2024-10-14 15:25:16,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 15:25:16,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537954709] [2024-10-14 15:25:16,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 15:25:16,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 15:25:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:16,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-14 15:25:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:16,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 15:25:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 15:25:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 15:25:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 15:25:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-14 15:25:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-14 15:25:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-14 15:25:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-14 15:25:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 15:25:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 15:25:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-14 15:25:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-14 15:25:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-14 15:25:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-14 15:25:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-14 15:25:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 15:25:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-14 15:25:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-14 15:25:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-14 15:25:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-14 15:25:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-14 15:25:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-14 15:25:17,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-14 15:25:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-14 15:25:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-10-14 15:25:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:25:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:25:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:25:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-14 15:25:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-14 15:25:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-14 15:25:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-14 15:25:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-14 15:25:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:25:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:25:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:25:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-14 15:25:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-14 15:25:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-14 15:25:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 15:25:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 15:25:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 15:25:17,292 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-10-14 15:25:17,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 15:25:17,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537954709] [2024-10-14 15:25:17,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537954709] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 15:25:17,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 15:25:17,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-14 15:25:17,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579764193] [2024-10-14 15:25:17,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 15:25:17,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-14 15:25:17,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 15:25:17,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-14 15:25:17,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-14 15:25:17,298 INFO L87 Difference]: Start difference. First operand 994 states and 1488 transitions. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36)