./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.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-3.0/module_get_put-drivers-net-wan-farsync.ko.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 f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 03:25:20,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 03:25:20,081 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-09 03:25:20,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 03:25:20,088 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 03:25:20,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 03:25:20,123 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 03:25:20,123 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 03:25:20,124 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 03:25:20,124 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 03:25:20,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 03:25:20,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 03:25:20,125 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 03:25:20,125 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 03:25:20,125 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 03:25:20,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 03:25:20,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 03:25:20,126 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 03:25:20,126 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 03:25:20,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 03:25:20,127 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 03:25:20,127 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 03:25:20,127 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 03:25:20,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 03:25:20,128 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 03:25:20,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 03:25:20,128 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 03:25:20,128 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 03:25:20,128 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 03:25:20,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:25:20,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 03:25:20,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 03:25:20,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 03:25:20,130 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 03:25:20,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 03:25:20,130 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 03:25:20,134 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 03:25:20,134 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 03:25:20,135 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 03:25:20,135 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 [2024-11-09 03:25:20,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 03:25:20,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 03:25:20,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 03:25:20,378 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 03:25:20,379 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 03:25:20,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2024-11-09 03:25:21,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 03:25:21,971 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 03:25:21,972 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2024-11-09 03:25:22,007 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f50a8466/9372c0ce9cb84182ac5eebab54619e91/FLAG2f6cfb54d [2024-11-09 03:25:22,019 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f50a8466/9372c0ce9cb84182ac5eebab54619e91 [2024-11-09 03:25:22,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 03:25:22,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 03:25:22,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 03:25:22,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 03:25:22,031 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 03:25:22,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:25:22" (1/1) ... [2024-11-09 03:25:22,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a31f953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:22, skipping insertion in model container [2024-11-09 03:25:22,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:25:22" (1/1) ... [2024-11-09 03:25:22,108 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 03:25:23,103 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-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2024-11-09 03:25:23,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:25:23,191 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 03:25:23,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4501] [2024-11-09 03:25:23,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4508] [2024-11-09 03:25:23,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4515-4516] [2024-11-09 03:25:23,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4523-4524] [2024-11-09 03:25:23,293 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 *)"/anthill/stuff/tacas-comp/inst/current/envs/linux-3.0.1/linux-3.0.1/arch/x86/include/asm/paravirt.h"), "i" (853), "i" (12UL)); [4560-4561] [2024-11-09 03:25:23,293 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [4566-4568] [2024-11-09 03:25:23,295 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [4616] [2024-11-09 03:25:23,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [4623] [2024-11-09 03:25:23,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4630] [2024-11-09 03:25:23,296 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [4637] [2024-11-09 03:25:23,297 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [4644] [2024-11-09 03:25:23,297 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4651] [2024-11-09 03:25:23,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [4692] [2024-11-09 03:25:23,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [4699] [2024-11-09 03:25:23,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [4706] [2024-11-09 03:25:23,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [4713] [2024-11-09 03:25:23,299 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [4720] [2024-11-09 03:25:23,462 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-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2024-11-09 03:25:23,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 03:25:23,611 INFO L204 MainTranslator]: Completed translation [2024-11-09 03:25:23,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23 WrapperNode [2024-11-09 03:25:23,612 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 03:25:23,613 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 03:25:23,613 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 03:25:23,613 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 03:25:23,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:23,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:23,803 INFO L138 Inliner]: procedures = 200, calls = 1603, calls flagged for inlining = 99, calls inlined = 85, statements flattened = 3701 [2024-11-09 03:25:23,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 03:25:23,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 03:25:23,805 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 03:25:23,805 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 03:25:23,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:23,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:23,866 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:24,133 INFO L175 MemorySlicer]: Split 814 memory accesses to 18 slices as follows [2, 8, 7, 8, 5, 1, 469, 33, 53, 5, 34, 1, 8, 40, 36, 93, 3, 8]. 58 percent of accesses are in the largest equivalence class. The 123 initializations are split as follows [2, 8, 0, 8, 5, 0, 14, 32, 0, 5, 32, 1, 7, 0, 0, 0, 1, 8]. The 293 writes are split as follows [0, 0, 0, 0, 0, 0, 188, 0, 3, 0, 2, 0, 0, 40, 8, 51, 1, 0]. [2024-11-09 03:25:24,134 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:24,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:24,233 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:24,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:24,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:24,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:24,319 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 03:25:24,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 03:25:24,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 03:25:24,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 03:25:24,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (1/1) ... [2024-11-09 03:25:24,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 03:25:24,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:25:24,354 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 03:25:24,364 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 03:25:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-09 03:25:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-09 03:25:24,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-09 03:25:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-09 03:25:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-09 03:25:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-09 03:25:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-09 03:25:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-09 03:25:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-09 03:25:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-09 03:25:24,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-09 03:25:24,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-09 03:25:24,402 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-09 03:25:24,402 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2024-11-09 03:25:24,402 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2024-11-09 03:25:24,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 03:25:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 03:25:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-11-09 03:25:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-11-09 03:25:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-09 03:25:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-09 03:25:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2024-11-09 03:25:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2024-11-09 03:25:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-09 03:25:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-09 03:25:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2024-11-09 03:25:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2024-11-09 03:25:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2024-11-09 03:25:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2024-11-09 03:25:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-09 03:25:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-09 03:25:24,403 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-09 03:25:24,403 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-09 03:25:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 03:25:24,404 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 03:25:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 03:25:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-09 03:25:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-09 03:25:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-09 03:25:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-09 03:25:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-09 03:25:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-09 03:25:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-09 03:25:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-09 03:25:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-09 03:25:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-09 03:25:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-09 03:25:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-09 03:25:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-09 03:25:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-09 03:25:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-09 03:25:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-09 03:25:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-09 03:25:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-09 03:25:24,406 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-09 03:25:24,407 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-09 03:25:24,407 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2024-11-09 03:25:24,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2024-11-09 03:25:24,408 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 03:25:24,408 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 03:25:24,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-09 03:25:24,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-09 03:25:24,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 03:25:24,409 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-09 03:25:24,409 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-09 03:25:24,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-09 03:25:24,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-09 03:25:24,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-09 03:25:24,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-09 03:25:24,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-09 03:25:24,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-09 03:25:24,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-09 03:25:24,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-09 03:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-09 03:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-09 03:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-09 03:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-09 03:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-09 03:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-09 03:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-09 03:25:24,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-09 03:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-09 03:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-09 03:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-09 03:25:24,412 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-09 03:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 03:25:24,412 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 03:25:24,412 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-11-09 03:25:24,412 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-11-09 03:25:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-09 03:25:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-09 03:25:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-09 03:25:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-09 03:25:24,413 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2024-11-09 03:25:24,413 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2024-11-09 03:25:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-09 03:25:24,414 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-09 03:25:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-09 03:25:24,414 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-09 03:25:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure farsync_type_trans [2024-11-09 03:25:24,414 INFO L138 BoogieDeclarations]: Found implementation of procedure farsync_type_trans [2024-11-09 03:25:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-09 03:25:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-09 03:25:24,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-09 03:25:24,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-09 03:25:24,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-09 03:25:24,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-09 03:25:24,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-09 03:25:24,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-09 03:25:24,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-09 03:25:24,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-09 03:25:24,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-09 03:25:24,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-09 03:25:24,417 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-09 03:25:24,417 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 03:25:24,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-09 03:25:24,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-09 03:25:24,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-09 03:25:24,419 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-09 03:25:24,419 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:25:24,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-09 03:25:24,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-09 03:25:24,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-09 03:25:24,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-09 03:25:24,421 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-09 03:25:24,421 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-09 03:25:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-09 03:25:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-09 03:25:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-09 03:25:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-09 03:25:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-09 03:25:24,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-09 03:25:24,423 INFO L130 BoogieDeclarations]: Found specification of procedure fst_issue_cmd [2024-11-09 03:25:24,423 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_issue_cmd [2024-11-09 03:25:24,423 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 03:25:24,424 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-09 03:25:24,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-09 03:25:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-09 03:25:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure fst_disable_intr [2024-11-09 03:25:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_disable_intr [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-09 03:25:24,425 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-09 03:25:24,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 03:25:24,426 INFO L130 BoogieDeclarations]: Found specification of procedure fst_cpureset [2024-11-09 03:25:24,426 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_cpureset [2024-11-09 03:25:24,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-09 03:25:24,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-09 03:25:24,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2024-11-09 03:25:24,428 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure fst_process_rx_status [2024-11-09 03:25:24,428 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_process_rx_status [2024-11-09 03:25:24,428 INFO L130 BoogieDeclarations]: Found specification of procedure fst_q_work_item [2024-11-09 03:25:24,429 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_q_work_item [2024-11-09 03:25:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-09 03:25:24,429 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-09 03:25:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-09 03:25:24,429 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-09 03:25:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2024-11-09 03:25:24,429 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2024-11-09 03:25:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2024-11-09 03:25:24,429 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2024-11-09 03:25:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-09 03:25:24,429 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-09 03:25:24,429 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-09 03:25:24,432 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-09 03:25:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-09 03:25:24,432 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-09 03:25:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-09 03:25:24,432 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-09 03:25:24,432 INFO L130 BoogieDeclarations]: Found specification of procedure fst_clear_intr [2024-11-09 03:25:24,432 INFO L138 BoogieDeclarations]: Found implementation of procedure fst_clear_intr [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-09 03:25:24,433 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2024-11-09 03:25:24,433 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2024-11-09 03:25:24,434 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-09 03:25:24,434 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-09 03:25:24,434 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-11-09 03:25:24,434 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-11-09 03:25:24,434 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2024-11-09 03:25:24,434 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2024-11-09 03:25:24,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 03:25:24,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 03:25:24,434 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-09 03:25:24,434 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-09 03:25:24,923 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 03:25:24,927 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 03:25:26,062 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 03:25:26,064 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 03:25:26,068 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 03:25:26,069 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 03:25:26,070 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 03:25:26,070 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 03:25:26,074 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-09 03:25:36,093 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##268: assume !false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##267: assume false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##282: assume !false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##281: assume false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##313: assume !false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##312: assume false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##319: assume !false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##318: assume false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##463: assume !false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##462: assume false; [2024-11-09 03:25:36,094 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2024-11-09 03:25:36,095 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2024-11-09 03:25:36,095 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##109: assume false; [2024-11-09 03:25:36,095 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##110: assume !false;call ULTIMATE.dealloc(fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset);havoc fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset;call ULTIMATE.dealloc(fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset);havoc fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset; [2024-11-09 03:25:36,542 INFO L? ?]: Removed 1468 outVars from TransFormulas that were not future-live. [2024-11-09 03:25:36,542 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 03:25:36,586 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 03:25:36,586 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 03:25:36,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:25:36 BoogieIcfgContainer [2024-11-09 03:25:36,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 03:25:36,589 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 03:25:36,589 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 03:25:36,592 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 03:25:36,592 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:25:22" (1/3) ... [2024-11-09 03:25:36,593 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7417bd17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:25:36, skipping insertion in model container [2024-11-09 03:25:36,593 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:25:23" (2/3) ... [2024-11-09 03:25:36,594 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7417bd17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:25:36, skipping insertion in model container [2024-11-09 03:25:36,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:25:36" (3/3) ... [2024-11-09 03:25:36,595 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2024-11-09 03:25:36,609 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 03:25:36,610 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 03:25:36,703 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 03:25:36,710 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;@75198761, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 03:25:36,710 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 03:25:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand has 1181 states, 838 states have (on average 1.301909307875895) internal successors, (1091), 845 states have internal predecessors, (1091), 284 states have call successors, (284), 57 states have call predecessors, (284), 57 states have return successors, (284), 284 states have call predecessors, (284), 284 states have call successors, (284) [2024-11-09 03:25:36,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 03:25:36,727 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:25:36,727 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 03:25:36,728 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:25:36,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:25:36,733 INFO L85 PathProgramCache]: Analyzing trace with hash 379920098, now seen corresponding path program 1 times [2024-11-09 03:25:36,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:25:36,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130000796] [2024-11-09 03:25:36,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:25:36,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:25:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:38,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-09 03:25:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:38,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-09 03:25:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:38,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:25:38,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:25:38,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130000796] [2024-11-09 03:25:38,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130000796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:25:38,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:25:38,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 03:25:38,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383721754] [2024-11-09 03:25:38,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:25:38,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 03:25:38,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:25:39,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 03:25:39,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 03:25:39,019 INFO L87 Difference]: Start difference. First operand has 1181 states, 838 states have (on average 1.301909307875895) internal successors, (1091), 845 states have internal predecessors, (1091), 284 states have call successors, (284), 57 states have call predecessors, (284), 57 states have return successors, (284), 284 states have call predecessors, (284), 284 states have call successors, (284) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 03:25:39,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:25:39,219 INFO L93 Difference]: Finished difference Result 2357 states and 3327 transitions. [2024-11-09 03:25:39,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 03:25:39,225 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2024-11-09 03:25:39,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:25:39,247 INFO L225 Difference]: With dead ends: 2357 [2024-11-09 03:25:39,248 INFO L226 Difference]: Without dead ends: 1177 [2024-11-09 03:25:39,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 03:25:39,261 INFO L432 NwaCegarLoop]: 1648 mSDtfsCounter, 1 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3293 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 03:25:39,263 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3293 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 03:25:39,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1177 states. [2024-11-09 03:25:39,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1177 to 1176. [2024-11-09 03:25:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1176 states, 835 states have (on average 1.2946107784431138) internal successors, (1081), 840 states have internal predecessors, (1081), 284 states have call successors, (284), 57 states have call predecessors, (284), 56 states have return successors, (282), 282 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-09 03:25:39,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1176 states and 1647 transitions. [2024-11-09 03:25:39,364 INFO L78 Accepts]: Start accepts. Automaton has 1176 states and 1647 transitions. Word has length 21 [2024-11-09 03:25:39,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:25:39,365 INFO L471 AbstractCegarLoop]: Abstraction has 1176 states and 1647 transitions. [2024-11-09 03:25:39,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 03:25:39,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1647 transitions. [2024-11-09 03:25:39,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 03:25:39,367 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:25:39,367 INFO L215 NwaCegarLoop]: trace histogram [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 03:25:39,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 03:25:39,367 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:25:39,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:25:39,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1528771038, now seen corresponding path program 1 times [2024-11-09 03:25:39,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:25:39,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399986314] [2024-11-09 03:25:39,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:25:39,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:25:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:41,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 03:25:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:41,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-09 03:25:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:41,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:25:41,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:25:41,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399986314] [2024-11-09 03:25:41,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399986314] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 03:25:41,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1456510650] [2024-11-09 03:25:41,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:25:41,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:25:41,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:25:41,175 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 03:25:41,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 03:25:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:43,327 INFO L255 TraceCheckSpWp]: Trace formula consists of 1980 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 03:25:43,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 03:25:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 03:25:43,630 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 03:25:43,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1456510650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:25:43,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 03:25:43,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-09 03:25:43,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242312060] [2024-11-09 03:25:43,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:25:43,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 03:25:43,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:25:43,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 03:25:43,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:25:43,633 INFO L87 Difference]: Start difference. First operand 1176 states and 1647 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 03:25:43,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:25:43,789 INFO L93 Difference]: Finished difference Result 3500 states and 4907 transitions. [2024-11-09 03:25:43,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 03:25:43,790 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2024-11-09 03:25:43,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:25:43,802 INFO L225 Difference]: With dead ends: 3500 [2024-11-09 03:25:43,803 INFO L226 Difference]: Without dead ends: 2330 [2024-11-09 03:25:43,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:25:43,808 INFO L432 NwaCegarLoop]: 2040 mSDtfsCounter, 1621 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1621 SdHoareTripleChecker+Valid, 3665 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 03:25:43,809 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1621 Valid, 3665 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 03:25:43,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2330 states. [2024-11-09 03:25:43,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2330 to 2327. [2024-11-09 03:25:43,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2327 states, 1651 states have (on average 1.2931556632344035) internal successors, (2135), 1660 states have internal predecessors, (2135), 563 states have call successors, (563), 113 states have call predecessors, (563), 112 states have return successors, (561), 561 states have call predecessors, (561), 561 states have call successors, (561) [2024-11-09 03:25:43,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 3259 transitions. [2024-11-09 03:25:43,933 INFO L78 Accepts]: Start accepts. Automaton has 2327 states and 3259 transitions. Word has length 23 [2024-11-09 03:25:43,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:25:43,934 INFO L471 AbstractCegarLoop]: Abstraction has 2327 states and 3259 transitions. [2024-11-09 03:25:43,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 03:25:43,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 3259 transitions. [2024-11-09 03:25:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 03:25:43,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:25:43,939 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:25:43,957 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 03:25:44,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:25:44,144 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:25:44,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:25:44,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1969450177, now seen corresponding path program 1 times [2024-11-09 03:25:44,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:25:44,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510914459] [2024-11-09 03:25:44,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:25:44,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:25:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:45,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-09 03:25:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:45,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-09 03:25:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:45,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 03:25:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:45,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:25:45,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:25:45,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510914459] [2024-11-09 03:25:45,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510914459] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 03:25:45,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542515838] [2024-11-09 03:25:45,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:25:45,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:25:45,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:25:45,958 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 03:25:45,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 03:25:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:48,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 2110 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 03:25:48,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 03:25:48,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:25:48,391 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 03:25:48,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:25:48,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542515838] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 03:25:48,591 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 03:25:48,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-09 03:25:48,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345574583] [2024-11-09 03:25:48,591 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 03:25:48,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 03:25:48,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:25:48,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 03:25:48,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 03:25:48,592 INFO L87 Difference]: Start difference. First operand 2327 states and 3259 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-09 03:25:48,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:25:48,760 INFO L93 Difference]: Finished difference Result 4654 states and 6520 transitions. [2024-11-09 03:25:48,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 03:25:48,760 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 43 [2024-11-09 03:25:48,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:25:48,771 INFO L225 Difference]: With dead ends: 4654 [2024-11-09 03:25:48,771 INFO L226 Difference]: Without dead ends: 2333 [2024-11-09 03:25:48,778 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 03:25:48,781 INFO L432 NwaCegarLoop]: 1643 mSDtfsCounter, 2 mSDsluCounter, 3280 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4923 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 03:25:48,781 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 4923 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 03:25:48,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2333 states. [2024-11-09 03:25:48,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2333 to 2333. [2024-11-09 03:25:48,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2333 states, 1657 states have (on average 1.292094146047073) internal successors, (2141), 1666 states have internal predecessors, (2141), 563 states have call successors, (563), 113 states have call predecessors, (563), 112 states have return successors, (561), 561 states have call predecessors, (561), 561 states have call successors, (561) [2024-11-09 03:25:48,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 2333 states and 3265 transitions. [2024-11-09 03:25:48,849 INFO L78 Accepts]: Start accepts. Automaton has 2333 states and 3265 transitions. Word has length 43 [2024-11-09 03:25:48,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:25:48,849 INFO L471 AbstractCegarLoop]: Abstraction has 2333 states and 3265 transitions. [2024-11-09 03:25:48,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-09 03:25:48,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 3265 transitions. [2024-11-09 03:25:48,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 03:25:48,852 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:25:48,853 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 03:25:48,874 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 03:25:49,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-09 03:25:49,056 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:25:49,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:25:49,057 INFO L85 PathProgramCache]: Analyzing trace with hash 932442163, now seen corresponding path program 2 times [2024-11-09 03:25:49,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:25:49,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863556672] [2024-11-09 03:25:49,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:25:49,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:25:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:50,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 03:25:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:50,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-09 03:25:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:50,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:25:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:50,939 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-09 03:25:50,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:25:50,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863556672] [2024-11-09 03:25:50,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863556672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:25:50,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:25:50,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 03:25:50,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467775571] [2024-11-09 03:25:50,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:25:50,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 03:25:50,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:25:50,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 03:25:50,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:25:50,941 INFO L87 Difference]: Start difference. First operand 2333 states and 3265 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-09 03:25:51,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:25:51,114 INFO L93 Difference]: Finished difference Result 4574 states and 6397 transitions. [2024-11-09 03:25:51,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 03:25:51,115 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 49 [2024-11-09 03:25:51,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:25:51,124 INFO L225 Difference]: With dead ends: 4574 [2024-11-09 03:25:51,125 INFO L226 Difference]: Without dead ends: 2260 [2024-11-09 03:25:51,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:25:51,132 INFO L432 NwaCegarLoop]: 1642 mSDtfsCounter, 0 mSDsluCounter, 4918 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6560 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 03:25:51,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6560 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 03:25:51,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2260 states. [2024-11-09 03:25:51,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2260 to 2260. [2024-11-09 03:25:51,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2260 states, 1609 states have (on average 1.2914853946550653) internal successors, (2078), 1617 states have internal predecessors, (2078), 538 states have call successors, (538), 113 states have call predecessors, (538), 112 states have return successors, (536), 536 states have call predecessors, (536), 536 states have call successors, (536) [2024-11-09 03:25:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 2260 states and 3152 transitions. [2024-11-09 03:25:51,192 INFO L78 Accepts]: Start accepts. Automaton has 2260 states and 3152 transitions. Word has length 49 [2024-11-09 03:25:51,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:25:51,192 INFO L471 AbstractCegarLoop]: Abstraction has 2260 states and 3152 transitions. [2024-11-09 03:25:51,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-09 03:25:51,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 3152 transitions. [2024-11-09 03:25:51,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-09 03:25:51,194 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:25:51,194 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 03:25:51,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 03:25:51,194 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:25:51,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:25:51,195 INFO L85 PathProgramCache]: Analyzing trace with hash 978839085, now seen corresponding path program 1 times [2024-11-09 03:25:51,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:25:51,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463976152] [2024-11-09 03:25:51,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:25:51,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:25:52,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:53,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-09 03:25:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:53,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-09 03:25:53,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:53,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-09 03:25:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:25:53,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:25:53,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463976152] [2024-11-09 03:25:53,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463976152] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 03:25:53,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869894797] [2024-11-09 03:25:53,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:25:53,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:25:53,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:25:53,115 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 03:25:53,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 03:25:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:55,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 2164 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 03:25:55,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 03:25:55,539 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:25:55,539 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 03:25:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:25:56,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869894797] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 03:25:56,081 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 03:25:56,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-11-09 03:25:56,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122713413] [2024-11-09 03:25:56,081 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 03:25:56,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 03:25:56,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:25:56,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 03:25:56,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-09 03:25:56,083 INFO L87 Difference]: Start difference. First operand 2260 states and 3152 transitions. Second operand has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-09 03:25:56,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:25:56,330 INFO L93 Difference]: Finished difference Result 4520 states and 6309 transitions. [2024-11-09 03:25:56,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 03:25:56,331 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 51 [2024-11-09 03:25:56,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:25:56,342 INFO L225 Difference]: With dead ends: 4520 [2024-11-09 03:25:56,342 INFO L226 Difference]: Without dead ends: 2272 [2024-11-09 03:25:56,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-11-09 03:25:56,348 INFO L432 NwaCegarLoop]: 1643 mSDtfsCounter, 2 mSDsluCounter, 3280 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4923 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 03:25:56,349 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 4923 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 03:25:56,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2272 states. [2024-11-09 03:25:56,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2272 to 2272. [2024-11-09 03:25:56,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2272 states, 1621 states have (on average 1.2893275755706355) internal successors, (2090), 1629 states have internal predecessors, (2090), 538 states have call successors, (538), 113 states have call predecessors, (538), 112 states have return successors, (536), 536 states have call predecessors, (536), 536 states have call successors, (536) [2024-11-09 03:25:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 2272 states and 3164 transitions. [2024-11-09 03:25:56,408 INFO L78 Accepts]: Start accepts. Automaton has 2272 states and 3164 transitions. Word has length 51 [2024-11-09 03:25:56,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:25:56,409 INFO L471 AbstractCegarLoop]: Abstraction has 2272 states and 3164 transitions. [2024-11-09 03:25:56,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2024-11-09 03:25:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 3164 transitions. [2024-11-09 03:25:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 03:25:56,410 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:25:56,410 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:25:56,430 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-09 03:25:56,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:25:56,611 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:25:56,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:25:56,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1720405739, now seen corresponding path program 2 times [2024-11-09 03:25:56,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:25:56,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150580486] [2024-11-09 03:25:56,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:25:56,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:25:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:59,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 03:25:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:59,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-09 03:25:59,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:59,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-09 03:25:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:25:59,391 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:25:59,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:25:59,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150580486] [2024-11-09 03:25:59,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150580486] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 03:25:59,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [989072625] [2024-11-09 03:25:59,392 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 03:25:59,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:25:59,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:25:59,393 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 03:25:59,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 03:26:01,488 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-09 03:26:01,489 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 03:26:01,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 2104 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 03:26:01,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 03:26:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-09 03:26:02,386 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 03:26:02,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [989072625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:26:02,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 03:26:02,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 15 [2024-11-09 03:26:02,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636052404] [2024-11-09 03:26:02,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:26:02,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 03:26:02,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:26:02,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 03:26:02,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=127, Unknown=0, NotChecked=0, Total=210 [2024-11-09 03:26:02,387 INFO L87 Difference]: Start difference. First operand 2272 states and 3164 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-09 03:26:06,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 03:26:10,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:26:10,851 INFO L93 Difference]: Finished difference Result 3360 states and 4680 transitions. [2024-11-09 03:26:10,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 03:26:10,852 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 63 [2024-11-09 03:26:10,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:26:10,869 INFO L225 Difference]: With dead ends: 3360 [2024-11-09 03:26:10,870 INFO L226 Difference]: Without dead ends: 3357 [2024-11-09 03:26:10,873 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=83, Invalid=127, Unknown=0, NotChecked=0, Total=210 [2024-11-09 03:26:10,874 INFO L432 NwaCegarLoop]: 2989 mSDtfsCounter, 3111 mSDsluCounter, 1008 mSDsCounter, 0 mSdLazyCounter, 525 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3111 SdHoareTripleChecker+Valid, 3997 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 525 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-11-09 03:26:10,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3111 Valid, 3997 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 525 Invalid, 1 Unknown, 0 Unchecked, 8.3s Time] [2024-11-09 03:26:10,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3357 states. [2024-11-09 03:26:10,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3357 to 3350. [2024-11-09 03:26:10,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3350 states, 2388 states have (on average 1.2918760469011725) internal successors, (3085), 2399 states have internal predecessors, (3085), 793 states have call successors, (793), 169 states have call predecessors, (793), 168 states have return successors, (793), 791 states have call predecessors, (793), 791 states have call successors, (793) [2024-11-09 03:26:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 3350 states and 4671 transitions. [2024-11-09 03:26:10,971 INFO L78 Accepts]: Start accepts. Automaton has 3350 states and 4671 transitions. Word has length 63 [2024-11-09 03:26:10,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:26:10,972 INFO L471 AbstractCegarLoop]: Abstraction has 3350 states and 4671 transitions. [2024-11-09 03:26:10,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-09 03:26:10,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 4671 transitions. [2024-11-09 03:26:10,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-09 03:26:10,975 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:26:10,975 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:26:10,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 03:26:11,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:26:11,176 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:26:11,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:26:11,177 INFO L85 PathProgramCache]: Analyzing trace with hash 342675165, now seen corresponding path program 1 times [2024-11-09 03:26:11,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:26:11,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003422514] [2024-11-09 03:26:11,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:26:11,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:26:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:13,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 03:26:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:13,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-09 03:26:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:13,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-09 03:26:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:13,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-09 03:26:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:13,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-09 03:26:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-09 03:26:13,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:26:13,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003422514] [2024-11-09 03:26:13,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003422514] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 03:26:13,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 03:26:13,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 03:26:13,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698871280] [2024-11-09 03:26:13,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 03:26:13,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 03:26:13,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:26:13,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 03:26:13,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:26:13,029 INFO L87 Difference]: Start difference. First operand 3350 states and 4671 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 03:26:13,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:26:13,246 INFO L93 Difference]: Finished difference Result 5594 states and 7811 transitions. [2024-11-09 03:26:13,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 03:26:13,247 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 72 [2024-11-09 03:26:13,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:26:13,266 INFO L225 Difference]: With dead ends: 5594 [2024-11-09 03:26:13,266 INFO L226 Difference]: Without dead ends: 3350 [2024-11-09 03:26:13,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 03:26:13,273 INFO L432 NwaCegarLoop]: 1644 mSDtfsCounter, 0 mSDsluCounter, 4920 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6564 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 03:26:13,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6564 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 03:26:13,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3350 states. [2024-11-09 03:26:13,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3350 to 3350. [2024-11-09 03:26:13,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3350 states, 2388 states have (on average 1.2914572864321607) internal successors, (3084), 2399 states have internal predecessors, (3084), 793 states have call successors, (793), 169 states have call predecessors, (793), 168 states have return successors, (793), 791 states have call predecessors, (793), 791 states have call successors, (793) [2024-11-09 03:26:13,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 3350 states and 4670 transitions. [2024-11-09 03:26:13,370 INFO L78 Accepts]: Start accepts. Automaton has 3350 states and 4670 transitions. Word has length 72 [2024-11-09 03:26:13,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:26:13,371 INFO L471 AbstractCegarLoop]: Abstraction has 3350 states and 4670 transitions. [2024-11-09 03:26:13,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-09 03:26:13,371 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 4670 transitions. [2024-11-09 03:26:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-09 03:26:13,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:26:13,374 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:26:13,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 03:26:13,375 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:26:13,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:26:13,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1680296853, now seen corresponding path program 1 times [2024-11-09 03:26:13,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:26:13,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230774841] [2024-11-09 03:26:13,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:26:13,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 03:26:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:16,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-09 03:26:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:16,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-09 03:26:16,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:16,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-09 03:26:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:16,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-09 03:26:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:16,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-09 03:26:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:16,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-09 03:26:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:16,318 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:26:16,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 03:26:16,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230774841] [2024-11-09 03:26:16,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230774841] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 03:26:16,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482585001] [2024-11-09 03:26:16,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:26:16,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:26:16,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 03:26:16,320 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 03:26:16,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 03:26:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 03:26:18,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 2304 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 03:26:18,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 03:26:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:26:18,907 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 03:26:21,644 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 03:26:21,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [482585001] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 03:26:21,645 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 03:26:21,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 26 [2024-11-09 03:26:21,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172155117] [2024-11-09 03:26:21,645 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 03:26:21,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-09 03:26:21,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 03:26:21,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-09 03:26:21,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=348, Unknown=0, NotChecked=0, Total=650 [2024-11-09 03:26:21,647 INFO L87 Difference]: Start difference. First operand 3350 states and 4670 transitions. Second operand has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 25 states have internal predecessors, (108), 1 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-09 03:26:25,676 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 03:26:45,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 03:26:45,877 INFO L93 Difference]: Finished difference Result 6702 states and 9353 transitions. [2024-11-09 03:26:45,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 03:26:45,878 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 25 states have internal predecessors, (108), 1 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 81 [2024-11-09 03:26:45,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 03:26:45,898 INFO L225 Difference]: With dead ends: 6702 [2024-11-09 03:26:45,898 INFO L226 Difference]: Without dead ends: 3376 [2024-11-09 03:26:45,910 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=302, Invalid=348, Unknown=0, NotChecked=0, Total=650 [2024-11-09 03:26:45,910 INFO L432 NwaCegarLoop]: 1271 mSDtfsCounter, 338 mSDsluCounter, 3858 mSDsCounter, 0 mSdLazyCounter, 2512 mSolverCounterSat, 247 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 5129 SdHoareTripleChecker+Invalid, 2760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 2512 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.9s IncrementalHoareTripleChecker+Time [2024-11-09 03:26:45,910 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 5129 Invalid, 2760 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [247 Valid, 2512 Invalid, 1 Unknown, 0 Unchecked, 23.9s Time] [2024-11-09 03:26:45,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3376 states. [2024-11-09 03:26:45,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3376 to 3376. [2024-11-09 03:26:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3376 states, 2413 states have (on average 1.288437629506838) internal successors, (3109), 2425 states have internal predecessors, (3109), 793 states have call successors, (793), 169 states have call predecessors, (793), 169 states have return successors, (794), 791 states have call predecessors, (794), 791 states have call successors, (794) [2024-11-09 03:26:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 4696 transitions. [2024-11-09 03:26:46,010 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 4696 transitions. Word has length 81 [2024-11-09 03:26:46,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 03:26:46,011 INFO L471 AbstractCegarLoop]: Abstraction has 3376 states and 4696 transitions. [2024-11-09 03:26:46,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.153846153846154) internal successors, (108), 25 states have internal predecessors, (108), 1 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2024-11-09 03:26:46,012 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 4696 transitions. [2024-11-09 03:26:46,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-09 03:26:46,014 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 03:26:46,015 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:26:46,036 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-09 03:26:46,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 03:26:46,216 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 03:26:46,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 03:26:46,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1673142843, now seen corresponding path program 2 times [2024-11-09 03:26:46,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 03:26:46,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346699839] [2024-11-09 03:26:46,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 03:26:46,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms