./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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.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 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 13:57:13,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 13:57:13,538 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 13:57:13,543 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 13:57:13,544 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 13:57:13,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 13:57:13,569 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 13:57:13,569 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 13:57:13,570 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 13:57:13,571 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 13:57:13,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 13:57:13,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 13:57:13,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 13:57:13,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 13:57:13,575 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 13:57:13,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 13:57:13,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 13:57:13,576 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 13:57:13,576 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 13:57:13,577 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 13:57:13,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 13:57:13,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 13:57:13,578 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 13:57:13,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 13:57:13,579 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 13:57:13,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 13:57:13,579 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 13:57:13,580 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 13:57:13,580 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 13:57:13,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:57:13,581 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 13:57:13,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 13:57:13,582 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 13:57:13,582 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 13:57:13,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 13:57:13,583 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 13:57:13,583 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 13:57:13,583 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 13:57:13,584 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 13:57:13,584 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a12ad8c8f82d9497d9fb295ce6f252aae97c90123ce998a3f7bb078893d44d4 [2024-10-24 13:57:13,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 13:57:13,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 13:57:13,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 13:57:13,881 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 13:57:13,881 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 13:57:13,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-10-24 13:57:15,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 13:57:15,789 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 13:57:15,790 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-10-24 13:57:15,838 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/622762c1b/68839adf423b4707b3049bf672b3546a/FLAG73ab3c4cb [2024-10-24 13:57:16,348 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/622762c1b/68839adf423b4707b3049bf672b3546a [2024-10-24 13:57:16,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 13:57:16,353 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 13:57:16,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 13:57:16,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 13:57:16,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 13:57:16,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:57:16" (1/1) ... [2024-10-24 13:57:16,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73bdc1fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:16, skipping insertion in model container [2024-10-24 13:57:16,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:57:16" (1/1) ... [2024-10-24 13:57:16,479 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 13:57:17,978 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2024-10-24 13:57:18,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:57:18,084 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 13:57:18,255 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [4519] [2024-10-24 13:57:18,264 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4683] [2024-10-24 13:57:18,270 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4691] [2024-10-24 13:57:18,271 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4698] [2024-10-24 13:57:18,271 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4706] [2024-10-24 13:57:18,300 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [4841-4842] [2024-10-24 13:57:18,301 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [4870-4871] [2024-10-24 13:57:18,576 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-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/6308/dscv_tempdir/dscv/ri/32_7a/drivers/scsi/initio.c"), "i" (2604), "i" (12UL)); [7752-7753] [2024-10-24 13:57:18,618 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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i[240484,240497] [2024-10-24 13:57:18,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:57:18,714 INFO L204 MainTranslator]: Completed translation [2024-10-24 13:57:18,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18 WrapperNode [2024-10-24 13:57:18,715 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 13:57:18,716 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 13:57:18,716 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 13:57:18,717 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 13:57:18,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:18,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:18,965 INFO L138 Inliner]: procedures = 250, calls = 2038, calls flagged for inlining = 112, calls inlined = 108, statements flattened = 5418 [2024-10-24 13:57:18,966 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 13:57:18,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 13:57:18,967 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 13:57:18,967 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 13:57:18,978 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:18,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:19,030 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:19,643 INFO L175 MemorySlicer]: Split 1286 memory accesses to 13 slices as follows [2, 10, 5, 2, 5, 2, 7, 4, 1072, 68, 12, 56, 41]. 83 percent of accesses are in the largest equivalence class. The 237 initializations are split as follows [2, 0, 5, 0, 5, 0, 7, 0, 49, 64, 8, 56, 41]. The 316 writes are split as follows [0, 2, 0, 1, 0, 0, 0, 1, 311, 1, 0, 0, 0]. [2024-10-24 13:57:19,643 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:19,644 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:19,796 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:19,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:19,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:19,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:19,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 13:57:19,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 13:57:19,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 13:57:19,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 13:57:19,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (1/1) ... [2024-10-24 13:57:19,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:57:19,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:57:19,988 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) [2024-10-24 13:57:19,992 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 [2024-10-24 13:57:20,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-24 13:57:20,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-24 13:57:20,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-24 13:57:20,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-24 13:57:20,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-24 13:57:20,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-24 13:57:20,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-24 13:57:20,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-24 13:57:20,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-24 13:57:20,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-24 13:57:20,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-24 13:57:20,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-10-24 13:57:20,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-10-24 13:57:20,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-24 13:57:20,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-24 13:57:20,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-24 13:57:20,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-24 13:57:20,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-24 13:57:20,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-24 13:57:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-24 13:57:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-24 13:57:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-24 13:57:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-24 13:57:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-24 13:57:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-24 13:57:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-24 13:57:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 13:57:20,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 13:57:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure initio_status_msg [2024-10-24 13:57:20,048 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_status_msg [2024-10-24 13:57:20,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-24 13:57:20,048 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-24 13:57:20,048 INFO L130 BoogieDeclarations]: Found specification of procedure initio_select_atn_stop [2024-10-24 13:57:20,048 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_select_atn_stop [2024-10-24 13:57:20,048 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin_accept [2024-10-24 13:57:20,048 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin_accept [2024-10-24 13:57:20,048 INFO L130 BoogieDeclarations]: Found specification of procedure initio_remove_one [2024-10-24 13:57:20,048 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_remove_one [2024-10-24 13:57:20,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 13:57:20,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 13:57:20,049 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-10-24 13:57:20,049 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-10-24 13:57:20,049 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-10-24 13:57:20,049 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-10-24 13:57:20,049 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_scsi_rst [2024-10-24 13:57:20,049 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_scsi_rst [2024-10-24 13:57:20,049 INFO L130 BoogieDeclarations]: Found specification of procedure initio_abort_srb [2024-10-24 13:57:20,049 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_abort_srb [2024-10-24 13:57:20,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-24 13:57:20,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-24 13:57:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2024-10-24 13:57:20,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2024-10-24 13:57:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-10-24 13:57:20,050 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-10-24 13:57:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure initio_next_state [2024-10-24 13:57:20,050 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_next_state [2024-10-24 13:57:20,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-24 13:57:20,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-24 13:57:20,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-24 13:57:20,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-24 13:57:20,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-24 13:57:20,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-24 13:57:20,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-10-24 13:57:20,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-10-24 13:57:20,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-10-24 13:57:20,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-10-24 13:57:20,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-10-24 13:57:20,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-10-24 13:57:20,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-10-24 13:57:20,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-24 13:57:20,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-24 13:57:20,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-24 13:57:20,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-24 13:57:20,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-24 13:57:20,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-24 13:57:20,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-10-24 13:57:20,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-10-24 13:57:20,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-10-24 13:57:20,056 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-10-24 13:57:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-10-24 13:57:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-10-24 13:57:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-10-24 13:57:20,057 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 13:57:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 13:57:20,057 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_pend_scb [2024-10-24 13:57:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_pend_scb [2024-10-24 13:57:20,057 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-10-24 13:57:20,057 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-10-24 13:57:20,058 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_busy_scb [2024-10-24 13:57:20,058 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_busy_scb [2024-10-24 13:57:20,058 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-10-24 13:57:20,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-10-24 13:57:20,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 13:57:20,060 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_reject [2024-10-24 13:57:20,060 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_reject [2024-10-24 13:57:20,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 13:57:20,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 13:57:20,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 13:57:20,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 13:57:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 13:57:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 13:57:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 13:57:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 13:57:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 13:57:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 13:57:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 13:57:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-24 13:57:20,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-24 13:57:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_rd_all [2024-10-24 13:57:20,062 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_rd_all [2024-10-24 13:57:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-24 13:57:20,062 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-24 13:57:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 13:57:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 13:57:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 13:57:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 13:57:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 13:57:20,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 13:57:20,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 13:57:20,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 13:57:20,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 13:57:20,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 13:57:20,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 13:57:20,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 13:57:20,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-24 13:57:20,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-24 13:57:20,063 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 13:57:20,063 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 13:57:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure initio_release_scb [2024-10-24 13:57:20,064 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_release_scb [2024-10-24 13:57:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_scsi [2024-10-24 13:57:20,064 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_scsi [2024-10-24 13:57:20,064 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-10-24 13:57:20,064 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-10-24 13:57:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-24 13:57:20,065 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-24 13:57:20,065 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-10-24 13:57:20,066 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-10-24 13:57:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-24 13:57:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-24 13:57:20,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-24 13:57:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-24 13:57:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-24 13:57:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-24 13:57:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-24 13:57:20,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-24 13:57:20,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-24 13:57:20,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-24 13:57:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-24 13:57:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-10-24 13:57:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-10-24 13:57:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-10-24 13:57:20,070 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-10-24 13:57:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_targ [2024-10-24 13:57:20,070 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_targ [2024-10-24 13:57:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-10-24 13:57:20,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-10-24 13:57:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-24 13:57:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-24 13:57:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-24 13:57:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-24 13:57:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-24 13:57:20,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-24 13:57:20,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-24 13:57:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-24 13:57:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-24 13:57:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-24 13:57:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-24 13:57:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-10-24 13:57:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-10-24 13:57:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure initio_se2_instr [2024-10-24 13:57:20,076 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_se2_instr [2024-10-24 13:57:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 13:57:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 13:57:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 13:57:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 13:57:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 13:57:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 13:57:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 13:57:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 13:57:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-24 13:57:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-24 13:57:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-24 13:57:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-24 13:57:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-24 13:57:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure initio_find_first_pend_scb [2024-10-24 13:57:20,077 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_find_first_pend_scb [2024-10-24 13:57:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-10-24 13:57:20,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-10-24 13:57:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure initio_unlink_busy_scb [2024-10-24 13:57:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_unlink_busy_scb [2024-10-24 13:57:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_done_disc [2024-10-24 13:57:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_done_disc [2024-10-24 13:57:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-10-24 13:57:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-10-24 13:57:20,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 13:57:20,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 13:57:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 13:57:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 13:57:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 13:57:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 13:57:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 13:57:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 13:57:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-24 13:57:20,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-24 13:57:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-24 13:57:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-24 13:57:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-24 13:57:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-10-24 13:57:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-10-24 13:57:20,082 INFO L130 BoogieDeclarations]: Found specification of procedure initio_stop_bm [2024-10-24 13:57:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_stop_bm [2024-10-24 13:57:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-10-24 13:57:20,083 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-10-24 13:57:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure wait_tulip [2024-10-24 13:57:20,083 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_tulip [2024-10-24 13:57:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-24 13:57:20,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-24 13:57:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure initio_pop_busy_scb [2024-10-24 13:57:20,083 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_pop_busy_scb [2024-10-24 13:57:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure initio_bad_seq [2024-10-24 13:57:20,084 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_bad_seq [2024-10-24 13:57:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-24 13:57:20,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-24 13:57:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_resel [2024-10-24 13:57:20,084 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_resel [2024-10-24 13:57:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 13:57:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-10-24 13:57:20,086 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-10-24 13:57:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 13:57:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgout_abort_tag [2024-10-24 13:57:20,087 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgout_abort_tag [2024-10-24 13:57:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-24 13:57:20,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-24 13:57:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 13:57:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 13:57:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-24 13:57:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-24 13:57:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-24 13:57:20,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-24 13:57:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2024-10-24 13:57:20,089 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2024-10-24 13:57:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure initio_reset_scsi [2024-10-24 13:57:20,089 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_reset_scsi [2024-10-24 13:57:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_done_scb [2024-10-24 13:57:20,089 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_done_scb [2024-10-24 13:57:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure initio_append_pend_scb [2024-10-24 13:57:20,090 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_append_pend_scb [2024-10-24 13:57:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure initio_msgin [2024-10-24 13:57:20,090 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_msgin [2024-10-24 13:57:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-24 13:57:20,090 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-24 13:57:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure tulip_main [2024-10-24 13:57:20,092 INFO L138 BoogieDeclarations]: Found implementation of procedure tulip_main [2024-10-24 13:57:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 13:57:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 13:57:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 13:57:20,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 13:57:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 13:57:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 13:57:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 13:57:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 13:57:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-24 13:57:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-24 13:57:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-24 13:57:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-24 13:57:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-24 13:57:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-10-24 13:57:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-10-24 13:57:20,096 INFO L130 BoogieDeclarations]: Found specification of procedure int_initio_busfree [2024-10-24 13:57:20,096 INFO L138 BoogieDeclarations]: Found implementation of procedure int_initio_busfree [2024-10-24 13:57:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure initio_sync_done [2024-10-24 13:57:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_sync_done [2024-10-24 13:57:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure initio_wait_disc [2024-10-24 13:57:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure initio_wait_disc [2024-10-24 13:57:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 13:57:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 13:57:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-10-24 13:57:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-10-24 13:57:20,772 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 13:57:20,777 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 13:57:20,794 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 13:57:25,941 INFO L? ?]: Removed 2135 outVars from TransFormulas that were not future-live. [2024-10-24 13:57:25,941 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 13:57:26,157 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 13:57:26,158 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 13:57:26,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:57:26 BoogieIcfgContainer [2024-10-24 13:57:26,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 13:57:26,160 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 13:57:26,160 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 13:57:26,164 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 13:57:26,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 01:57:16" (1/3) ... [2024-10-24 13:57:26,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@530755d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:57:26, skipping insertion in model container [2024-10-24 13:57:26,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:57:18" (2/3) ... [2024-10-24 13:57:26,165 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@530755d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:57:26, skipping insertion in model container [2024-10-24 13:57:26,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:57:26" (3/3) ... [2024-10-24 13:57:26,166 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--initio.ko-entry_point.cil.out.i [2024-10-24 13:57:26,184 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 13:57:26,184 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 13:57:26,302 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 13:57:26,309 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;@37e42bd2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 13:57:26,309 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 13:57:26,319 INFO L276 IsEmpty]: Start isEmpty. Operand has 2120 states, 1525 states have (on average 1.4347540983606557) internal successors, (2188), 1563 states have internal predecessors, (2188), 529 states have call successors, (529), 65 states have call predecessors, (529), 64 states have return successors, (523), 517 states have call predecessors, (523), 523 states have call successors, (523) [2024-10-24 13:57:26,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-10-24 13:57:26,329 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:26,330 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:57:26,330 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:26,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:26,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1915192428, now seen corresponding path program 1 times [2024-10-24 13:57:26,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:26,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486517880] [2024-10-24 13:57:26,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:26,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:26,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-24 13:57:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 13:57:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:27,268 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-10-24 13:57:27,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:27,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486517880] [2024-10-24 13:57:27,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486517880] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:27,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:27,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 13:57:27,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559628302] [2024-10-24 13:57:27,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:27,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 13:57:27,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:27,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 13:57:27,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 13:57:27,314 INFO L87 Difference]: Start difference. First operand has 2120 states, 1525 states have (on average 1.4347540983606557) internal successors, (2188), 1563 states have internal predecessors, (2188), 529 states have call successors, (529), 65 states have call predecessors, (529), 64 states have return successors, (523), 517 states have call predecessors, (523), 523 states have call successors, (523) Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-24 13:57:36,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:57:39,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:57:40,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:40,484 INFO L93 Difference]: Finished difference Result 4554 states and 7120 transitions. [2024-10-24 13:57:40,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 13:57:40,486 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 78 [2024-10-24 13:57:40,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:40,525 INFO L225 Difference]: With dead ends: 4554 [2024-10-24 13:57:40,525 INFO L226 Difference]: Without dead ends: 2424 [2024-10-24 13:57:40,551 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-24 13:57:40,555 INFO L432 NwaCegarLoop]: 539 mSDtfsCounter, 4171 mSDsluCounter, 1183 mSDsCounter, 0 mSdLazyCounter, 6999 mSolverCounterSat, 2276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4172 SdHoareTripleChecker+Valid, 1722 SdHoareTripleChecker+Invalid, 9275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2276 IncrementalHoareTripleChecker+Valid, 6999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:40,556 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4172 Valid, 1722 Invalid, 9275 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2276 Valid, 6999 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2024-10-24 13:57:40,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2424 states. [2024-10-24 13:57:40,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2424 to 2107. [2024-10-24 13:57:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2107 states, 1520 states have (on average 1.4098684210526315) internal successors, (2143), 1550 states have internal predecessors, (2143), 523 states have call successors, (523), 64 states have call predecessors, (523), 63 states have return successors, (520), 514 states have call predecessors, (520), 520 states have call successors, (520) [2024-10-24 13:57:40,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 2107 states and 3186 transitions. [2024-10-24 13:57:40,831 INFO L78 Accepts]: Start accepts. Automaton has 2107 states and 3186 transitions. Word has length 78 [2024-10-24 13:57:40,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:40,832 INFO L471 AbstractCegarLoop]: Abstraction has 2107 states and 3186 transitions. [2024-10-24 13:57:40,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-24 13:57:40,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 3186 transitions. [2024-10-24 13:57:40,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-10-24 13:57:40,835 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:40,835 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:57:40,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 13:57:40,836 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:40,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:40,837 INFO L85 PathProgramCache]: Analyzing trace with hash -639267084, now seen corresponding path program 1 times [2024-10-24 13:57:40,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:40,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032639640] [2024-10-24 13:57:40,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:40,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:41,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-24 13:57:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 13:57:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:41,450 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-10-24 13:57:41,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:41,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032639640] [2024-10-24 13:57:41,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032639640] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:41,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:41,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 13:57:41,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121969488] [2024-10-24 13:57:41,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:41,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 13:57:41,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:41,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 13:57:41,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-24 13:57:41,455 INFO L87 Difference]: Start difference. First operand 2107 states and 3186 transitions. Second operand has 7 states, 7 states have (on average 4.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-24 13:57:57,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:57:59,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:57:59,047 INFO L93 Difference]: Finished difference Result 6909 states and 10551 transitions. [2024-10-24 13:57:59,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-24 13:57:59,048 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 78 [2024-10-24 13:57:59,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:57:59,086 INFO L225 Difference]: With dead ends: 6909 [2024-10-24 13:57:59,087 INFO L226 Difference]: Without dead ends: 4818 [2024-10-24 13:57:59,100 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2024-10-24 13:57:59,101 INFO L432 NwaCegarLoop]: 529 mSDtfsCounter, 12012 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 7890 mSolverCounterSat, 6951 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12116 SdHoareTripleChecker+Valid, 1842 SdHoareTripleChecker+Invalid, 14841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6951 IncrementalHoareTripleChecker+Valid, 7890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2024-10-24 13:57:59,101 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12116 Valid, 1842 Invalid, 14841 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6951 Valid, 7890 Invalid, 0 Unknown, 0 Unchecked, 16.8s Time] [2024-10-24 13:57:59,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4818 states. [2024-10-24 13:57:59,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4818 to 4186. [2024-10-24 13:57:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4186 states, 3024 states have (on average 1.4097222222222223) internal successors, (4263), 3082 states have internal predecessors, (4263), 1036 states have call successors, (1036), 126 states have call predecessors, (1036), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2024-10-24 13:57:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 4186 states and 6332 transitions. [2024-10-24 13:57:59,466 INFO L78 Accepts]: Start accepts. Automaton has 4186 states and 6332 transitions. Word has length 78 [2024-10-24 13:57:59,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:57:59,466 INFO L471 AbstractCegarLoop]: Abstraction has 4186 states and 6332 transitions. [2024-10-24 13:57:59,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (9), 6 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-24 13:57:59,467 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 6332 transitions. [2024-10-24 13:57:59,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-10-24 13:57:59,475 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:57:59,475 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:57:59,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 13:57:59,476 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:57:59,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:57:59,476 INFO L85 PathProgramCache]: Analyzing trace with hash -167441151, now seen corresponding path program 1 times [2024-10-24 13:57:59,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:57:59,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195809333] [2024-10-24 13:57:59,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:57:59,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:57:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:57:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:57:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:57:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-24 13:57:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 13:57:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 13:57:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:57:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:57:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:57:59,921 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-10-24 13:57:59,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:57:59,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195809333] [2024-10-24 13:57:59,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195809333] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:57:59,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:57:59,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 13:57:59,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699594650] [2024-10-24 13:57:59,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:57:59,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 13:57:59,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:57:59,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 13:57:59,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-24 13:57:59,925 INFO L87 Difference]: Start difference. First operand 4186 states and 6332 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-10-24 13:58:08,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:58:08,592 INFO L93 Difference]: Finished difference Result 4836 states and 7404 transitions. [2024-10-24 13:58:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-24 13:58:08,593 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-10-24 13:58:08,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:58:08,632 INFO L225 Difference]: With dead ends: 4836 [2024-10-24 13:58:08,633 INFO L226 Difference]: Without dead ends: 4827 [2024-10-24 13:58:08,638 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:58:08,640 INFO L432 NwaCegarLoop]: 537 mSDtfsCounter, 7318 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 5020 mSolverCounterSat, 4011 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7429 SdHoareTripleChecker+Valid, 1457 SdHoareTripleChecker+Invalid, 9031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4011 IncrementalHoareTripleChecker+Valid, 5020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2024-10-24 13:58:08,642 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7429 Valid, 1457 Invalid, 9031 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4011 Valid, 5020 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2024-10-24 13:58:08,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4827 states. [2024-10-24 13:58:08,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4827 to 4186. [2024-10-24 13:58:08,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4186 states, 3024 states have (on average 1.4093915343915344) internal successors, (4262), 3082 states have internal predecessors, (4262), 1036 states have call successors, (1036), 126 states have call predecessors, (1036), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2024-10-24 13:58:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 4186 states and 6331 transitions. [2024-10-24 13:58:09,012 INFO L78 Accepts]: Start accepts. Automaton has 4186 states and 6331 transitions. Word has length 95 [2024-10-24 13:58:09,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:58:09,013 INFO L471 AbstractCegarLoop]: Abstraction has 4186 states and 6331 transitions. [2024-10-24 13:58:09,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-10-24 13:58:09,014 INFO L276 IsEmpty]: Start isEmpty. Operand 4186 states and 6331 transitions. [2024-10-24 13:58:09,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-10-24 13:58:09,020 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:58:09,020 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:58:09,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 13:58:09,021 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:58:09,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:58:09,021 INFO L85 PathProgramCache]: Analyzing trace with hash -110182849, now seen corresponding path program 1 times [2024-10-24 13:58:09,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:58:09,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397771999] [2024-10-24 13:58:09,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:58:09,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:58:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:58:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:58:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:58:09,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-24 13:58:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 13:58:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 13:58:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-10-24 13:58:09,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:58:09,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397771999] [2024-10-24 13:58:09,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397771999] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:58:09,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:58:09,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 13:58:09,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534722784] [2024-10-24 13:58:09,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:58:09,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 13:58:09,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:58:09,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 13:58:09,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-24 13:58:09,555 INFO L87 Difference]: Start difference. First operand 4186 states and 6331 transitions. Second operand has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-24 13:58:17,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:58:21,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:58:25,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 13:58:26,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:58:26,808 INFO L93 Difference]: Finished difference Result 4820 states and 7384 transitions. [2024-10-24 13:58:26,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 13:58:26,809 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 95 [2024-10-24 13:58:26,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:58:26,841 INFO L225 Difference]: With dead ends: 4820 [2024-10-24 13:58:26,841 INFO L226 Difference]: Without dead ends: 4817 [2024-10-24 13:58:26,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:58:26,847 INFO L432 NwaCegarLoop]: 526 mSDtfsCounter, 7278 mSDsluCounter, 890 mSDsCounter, 0 mSdLazyCounter, 6794 mSolverCounterSat, 4004 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7380 SdHoareTripleChecker+Valid, 1416 SdHoareTripleChecker+Invalid, 10799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4004 IncrementalHoareTripleChecker+Valid, 6794 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2024-10-24 13:58:26,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7380 Valid, 1416 Invalid, 10799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4004 Valid, 6794 Invalid, 1 Unknown, 0 Unchecked, 16.8s Time] [2024-10-24 13:58:26,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4817 states. [2024-10-24 13:58:27,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4817 to 4185. [2024-10-24 13:58:27,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4185 states, 3024 states have (on average 1.4090608465608465) internal successors, (4261), 3081 states have internal predecessors, (4261), 1035 states have call successors, (1035), 126 states have call predecessors, (1035), 125 states have return successors, (1033), 1021 states have call predecessors, (1033), 1033 states have call successors, (1033) [2024-10-24 13:58:27,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 4185 states and 6329 transitions. [2024-10-24 13:58:27,133 INFO L78 Accepts]: Start accepts. Automaton has 4185 states and 6329 transitions. Word has length 95 [2024-10-24 13:58:27,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:58:27,135 INFO L471 AbstractCegarLoop]: Abstraction has 4185 states and 6329 transitions. [2024-10-24 13:58:27,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-10-24 13:58:27,136 INFO L276 IsEmpty]: Start isEmpty. Operand 4185 states and 6329 transitions. [2024-10-24 13:58:27,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-10-24 13:58:27,138 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:58:27,138 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:58:27,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 13:58:27,138 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:58:27,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:58:27,139 INFO L85 PathProgramCache]: Analyzing trace with hash 878543400, now seen corresponding path program 1 times [2024-10-24 13:58:27,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:58:27,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99511744] [2024-10-24 13:58:27,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:58:27,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:58:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:58:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:58:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:58:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-10-24 13:58:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 13:58:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 13:58:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:58:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:58:27,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:58:27,588 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-10-24 13:58:27,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:58:27,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99511744] [2024-10-24 13:58:27,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99511744] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:58:27,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:58:27,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 13:58:27,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366271861] [2024-10-24 13:58:27,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:58:27,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 13:58:27,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:58:27,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 13:58:27,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-24 13:58:27,592 INFO L87 Difference]: Start difference. First operand 4185 states and 6329 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (10), 6 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9)