./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.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 b615ef3e9ec848bbbdbcac9993fc5d609594ef1caaa279a862c4f038e6ec482e --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 04:55:51,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:55:51,723 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 04:55:51,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:55:51,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:55:51,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:55:51,762 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:55:51,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:55:51,763 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 04:55:51,764 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 04:55:51,764 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:55:51,765 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:55:51,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 04:55:51,765 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 04:55:51,766 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 04:55:51,766 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:55:51,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:55:51,767 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:55:51,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:55:51,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:55:51,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:55:51,771 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:55:51,772 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:55:51,772 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:55:51,772 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:55:51,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:55:51,772 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 04:55:51,773 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:55:51,773 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:55:51,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 04:55:51,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:55:51,773 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:55:51,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:55:51,774 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 04:55:51,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:55:51,774 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:55:51,774 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 04:55:51,775 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 04:55:51,775 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:55:51,775 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b615ef3e9ec848bbbdbcac9993fc5d609594ef1caaa279a862c4f038e6ec482e [2024-11-09 04:55:52,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:55:52,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:55:52,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:55:52,065 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:55:52,065 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:55:52,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-11-09 04:55:53,566 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:55:54,089 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:55:54,090 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-11-09 04:55:54,131 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/286b767e6/73251f0b090e4139850681bd8efb9dbd/FLAG6c8c3dfe1 [2024-11-09 04:55:54,143 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/286b767e6/73251f0b090e4139850681bd8efb9dbd [2024-11-09 04:55:54,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:55:54,148 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:55:54,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:55:54,149 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:55:54,156 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:55:54,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@712d606b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:54, skipping insertion in model container [2024-11-09 04:55:54,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:55:54" (1/1) ... [2024-11-09 04:55:54,243 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:55:55,600 WARN L250 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-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i[208194,208207] [2024-11-09 04:55:55,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:55:55,681 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:55:55,780 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5300] [2024-11-09 04:55:55,782 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5307] [2024-11-09 04:55:55,790 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5446] [2024-11-09 04:55:55,792 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5454] [2024-11-09 04:55:55,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1,%b0": "=a" (_v): "d" (port)); [5637] [2024-11-09 04:55:55,893 WARN L250 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-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i[208194,208207] [2024-11-09 04:55:55,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:55:56,036 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:55:56,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56 WrapperNode [2024-11-09 04:55:56,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:55:56,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:55:56,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:55:56,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:55:56,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,221 INFO L138 Inliner]: procedures = 152, calls = 711, calls flagged for inlining = 70, calls inlined = 67, statements flattened = 1996 [2024-11-09 04:55:56,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:55:56,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:55:56,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:55:56,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:55:56,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,259 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,457 INFO L175 MemorySlicer]: Split 327 memory accesses to 10 slices as follows [2, 23, 209, 61, 6, 3, 4, 4, 4, 11]. 64 percent of accesses are in the largest equivalence class. The 39 initializations are split as follows [2, 23, 0, 0, 0, 2, 2, 0, 2, 8]. The 192 writes are split as follows [0, 0, 125, 61, 4, 0, 0, 2, 0, 0]. [2024-11-09 04:55:56,457 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:55:56,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:55:56,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:55:56,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:55:56,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (1/1) ... [2024-11-09 04:55:56,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 04:55:56,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 04:55:56,681 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) [2024-11-09 04:55:56,693 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 [2024-11-09 04:55:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure atp_probe1 [2024-11-09 04:55:56,737 INFO L138 BoogieDeclarations]: Found implementation of procedure atp_probe1 [2024-11-09 04:55:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-11-09 04:55:56,738 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-11-09 04:55:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 04:55:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 04:55:56,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 04:55:56,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 04:55:56,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 04:55:56,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 04:55:56,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 04:55:56,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 04:55:56,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-09 04:55:56,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-09 04:55:56,741 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2024-11-09 04:55:56,741 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2024-11-09 04:55:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 04:55:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 04:55:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 04:55:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 04:55:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 04:55:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 04:55:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 04:55:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 04:55:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-09 04:55:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-09 04:55:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 04:55:56,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 04:55:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 04:55:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 04:55:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 04:55:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 04:55:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 04:55:56,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 04:55:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 04:55:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 04:55:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-09 04:55:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-09 04:55:56,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 04:55:56,745 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 04:55:56,746 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-11-09 04:55:56,746 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-11-09 04:55:56,746 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-09 04:55:56,746 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-09 04:55:56,746 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode0 [2024-11-09 04:55:56,746 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode0 [2024-11-09 04:55:56,746 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode1 [2024-11-09 04:55:56,747 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode1 [2024-11-09 04:55:56,747 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-09 04:55:56,747 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-09 04:55:56,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-09 04:55:56,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-09 04:55:56,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 04:55:56,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 04:55:56,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-09 04:55:56,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-09 04:55:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure tx_timeout [2024-11-09 04:55:56,748 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_timeout [2024-11-09 04:55:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 04:55:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 04:55:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 04:55:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 04:55:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 04:55:56,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 04:55:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 04:55:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 04:55:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-09 04:55:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-09 04:55:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure net_rx [2024-11-09 04:55:56,749 INFO L138 BoogieDeclarations]: Found implementation of procedure net_rx [2024-11-09 04:55:56,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 04:55:56,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 04:55:56,750 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_high [2024-11-09 04:55:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_high [2024-11-09 04:55:56,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 04:55:56,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 04:55:56,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:55:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:55:56,751 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-09 04:55:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-09 04:55:56,751 INFO L130 BoogieDeclarations]: Found specification of procedure read_nibble [2024-11-09 04:55:56,751 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nibble [2024-11-09 04:55:56,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 04:55:56,751 INFO L130 BoogieDeclarations]: Found specification of procedure hardware_init [2024-11-09 04:55:56,752 INFO L138 BoogieDeclarations]: Found implementation of procedure hardware_init [2024-11-09 04:55:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:55:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:55:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 04:55:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 04:55:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 04:55:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 04:55:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 04:55:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 04:55:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 04:55:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 04:55:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-09 04:55:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-09 04:55:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-09 04:55:56,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-09 04:55:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-11-09 04:55:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-11-09 04:55:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-11-09 04:55:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-11-09 04:55:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 04:55:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 04:55:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 04:55:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 04:55:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 04:55:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 04:55:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 04:55:56,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 04:55:56,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-09 04:55:56,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-09 04:55:56,757 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-09 04:55:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-09 04:55:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_byte [2024-11-09 04:55:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_byte [2024-11-09 04:55:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-09 04:55:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-09 04:55:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-09 04:55:56,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-09 04:55:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:55:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure inbyte [2024-11-09 04:55:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure inbyte [2024-11-09 04:55:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 04:55:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 04:55:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_send [2024-11-09 04:55:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_send [2024-11-09 04:55:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 04:55:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 04:55:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-09 04:55:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-09 04:55:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2024-11-09 04:55:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2024-11-09 04:55:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-09 04:55:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-09 04:55:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-09 04:55:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-09 04:55:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-09 04:55:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-09 04:55:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_op [2024-11-09 04:55:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_op [2024-11-09 04:55:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 04:55:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 04:55:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 04:55:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 04:55:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 04:55:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 04:55:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 04:55:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 04:55:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 04:55:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 04:55:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 04:55:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 04:55:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:55:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:55:57,172 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:55:57,176 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:55:57,845 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 04:56:04,885 INFO L? ?]: Removed 777 outVars from TransFormulas that were not future-live. [2024-11-09 04:56:04,886 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:56:04,928 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:56:04,930 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 04:56:04,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:56:04 BoogieIcfgContainer [2024-11-09 04:56:04,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:56:04,933 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:56:04,933 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:56:04,937 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:56:04,937 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:55:54" (1/3) ... [2024-11-09 04:56:04,938 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48908bfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:56:04, skipping insertion in model container [2024-11-09 04:56:04,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:55:56" (2/3) ... [2024-11-09 04:56:04,939 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48908bfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:56:04, skipping insertion in model container [2024-11-09 04:56:04,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:56:04" (3/3) ... [2024-11-09 04:56:04,941 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-11-09 04:56:04,959 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:56:04,959 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 04:56:05,066 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:56:05,073 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;@600194d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:56:05,073 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 04:56:05,087 INFO L276 IsEmpty]: Start isEmpty. Operand has 924 states, 640 states have (on average 1.3703125) internal successors, (877), 655 states have internal predecessors, (877), 243 states have call successors, (243), 40 states have call predecessors, (243), 39 states have return successors, (238), 236 states have call predecessors, (238), 238 states have call successors, (238) [2024-11-09 04:56:05,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2024-11-09 04:56:05,145 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:05,147 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:05,148 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:56:05,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:05,154 INFO L85 PathProgramCache]: Analyzing trace with hash -29821721, now seen corresponding path program 1 times [2024-11-09 04:56:05,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:56:05,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321303118] [2024-11-09 04:56:05,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:05,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:08,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:56:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:56:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 04:56:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:56:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-09 04:56:09,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 04:56:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:09,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-09 04:56:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-09 04:56:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:56:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 04:56:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 04:56:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:56:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-09 04:56:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-09 04:56:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:56:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 04:56:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 04:56:09,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:56:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-09 04:56:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-09 04:56:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 04:56:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 04:56:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-09 04:56:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-09 04:56:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:56:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 04:56:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 04:56:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:56:09,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-09 04:56:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-09 04:56:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 04:56:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:09,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 04:56:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-09 04:56:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-09 04:56:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-09 04:56:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-09 04:56:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 04:56:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-09 04:56:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 04:56:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-09 04:56:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-09 04:56:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-09 04:56:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 04:56:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-09 04:56:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-09 04:56:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 04:56:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:56:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2476 trivial. 0 not checked. [2024-11-09 04:56:09,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:56:09,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321303118] [2024-11-09 04:56:09,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321303118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:09,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:09,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-09 04:56:09,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568643108] [2024-11-09 04:56:09,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:09,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 04:56:09,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:56:09,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 04:56:09,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-09 04:56:09,776 INFO L87 Difference]: Start difference. First operand has 924 states, 640 states have (on average 1.3703125) internal successors, (877), 655 states have internal predecessors, (877), 243 states have call successors, (243), 40 states have call predecessors, (243), 39 states have return successors, (238), 236 states have call predecessors, (238), 238 states have call successors, (238) Second operand has 6 states, 6 states have (on average 17.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (46), 6 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-09 04:56:13,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:17,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:22,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:26,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:45,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:45,243 INFO L93 Difference]: Finished difference Result 1974 states and 3009 transitions. [2024-11-09 04:56:45,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 04:56:45,246 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (46), 6 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 365 [2024-11-09 04:56:45,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:45,267 INFO L225 Difference]: With dead ends: 1974 [2024-11-09 04:56:45,267 INFO L226 Difference]: Without dead ends: 1033 [2024-11-09 04:56:45,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:56:45,289 INFO L432 NwaCegarLoop]: 549 mSDtfsCounter, 1388 mSDsluCounter, 1343 mSDsCounter, 0 mSdLazyCounter, 2035 mSolverCounterSat, 1152 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1438 SdHoareTripleChecker+Valid, 1892 SdHoareTripleChecker+Invalid, 3191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1152 IncrementalHoareTripleChecker+Valid, 2035 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:45,289 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1438 Valid, 1892 Invalid, 3191 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1152 Valid, 2035 Invalid, 4 Unknown, 0 Unchecked, 34.6s Time] [2024-11-09 04:56:45,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1033 states. [2024-11-09 04:56:45,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1033 to 902. [2024-11-09 04:56:45,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 902 states, 627 states have (on average 1.3365231259968102) internal successors, (838), 635 states have internal predecessors, (838), 236 states have call successors, (236), 39 states have call predecessors, (236), 38 states have return successors, (235), 233 states have call predecessors, (235), 235 states have call successors, (235) [2024-11-09 04:56:45,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 902 states and 1309 transitions. [2024-11-09 04:56:45,464 INFO L78 Accepts]: Start accepts. Automaton has 902 states and 1309 transitions. Word has length 365 [2024-11-09 04:56:45,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:45,466 INFO L471 AbstractCegarLoop]: Abstraction has 902 states and 1309 transitions. [2024-11-09 04:56:45,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 2 states have internal predecessors, (105), 2 states have call successors, (46), 6 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-11-09 04:56:45,467 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1309 transitions. [2024-11-09 04:56:45,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-11-09 04:56:45,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:45,483 INFO L215 NwaCegarLoop]: trace histogram [40, 40, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:45,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 04:56:45,485 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 04:56:45,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:45,486 INFO L85 PathProgramCache]: Analyzing trace with hash -635709588, now seen corresponding path program 1 times [2024-11-09 04:56:45,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 04:56:45,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502303289] [2024-11-09 04:56:45,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:45,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:56:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:56:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-09 04:56:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 04:56:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-09 04:56:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-09 04:56:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-09 04:56:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-09 04:56:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:56:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 04:56:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 04:56:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:56:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-09 04:56:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-09 04:56:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:56:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 04:56:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 04:56:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:56:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-09 04:56:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-09 04:56:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 04:56:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 04:56:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-09 04:56:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-09 04:56:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 04:56:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-09 04:56:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 04:56:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:56:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-09 04:56:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-09 04:56:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-09 04:56:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-09 04:56:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-09 04:56:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-09 04:56:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-09 04:56:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-09 04:56:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 04:56:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-09 04:56:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 04:56:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-09 04:56:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-09 04:56:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-09 04:56:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-09 04:56:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-09 04:56:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 04:56:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-09 04:56:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-09 04:56:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-09 04:56:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-09 04:56:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 04:56:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2476 trivial. 0 not checked. [2024-11-09 04:56:49,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 04:56:49,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502303289] [2024-11-09 04:56:49,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502303289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:49,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:49,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:56:49,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414163340] [2024-11-09 04:56:49,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:49,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:56:49,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 04:56:49,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:56:49,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:56:49,497 INFO L87 Difference]: Start difference. First operand 902 states and 1309 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 4 states have internal predecessors, (102), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-11-09 04:56:53,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:56:57,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:01,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:57:05,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []