./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fe8c4b1a27642c802f8c97577aadb7892fddcd015ae43c580aa1247dba190651 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:12:22,300 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:12:22,372 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:12:22,379 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:12:22,380 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:12:22,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:12:22,413 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:12:22,414 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:12:22,415 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:12:22,416 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:12:22,416 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:12:22,417 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:12:22,417 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:12:22,418 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:12:22,420 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:12:22,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:12:22,420 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:12:22,421 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:12:22,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:12:22,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:12:22,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:12:22,422 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:12:22,422 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:12:22,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:12:22,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:12:22,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:12:22,424 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:12:22,424 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:12:22,424 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:12:22,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:12:22,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:12:22,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:12:22,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:12:22,426 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:12:22,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:12:22,426 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:12:22,427 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:12:22,427 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:12:22,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:12:22,427 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe8c4b1a27642c802f8c97577aadb7892fddcd015ae43c580aa1247dba190651 [2024-10-13 08:12:22,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:12:22,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:12:22,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:12:22,698 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:12:22,699 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:12:22,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2024-10-13 08:12:24,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:12:24,518 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:12:24,519 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2024-10-13 08:12:24,552 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9e61a53b/2d056bc0b6984dd0a4a1f4084eb51235/FLAG90414da7f [2024-10-13 08:12:24,569 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9e61a53b/2d056bc0b6984dd0a4a1f4084eb51235 [2024-10-13 08:12:24,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:12:24,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:12:24,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:12:24,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:12:24,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:12:24,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:12:24" (1/1) ... [2024-10-13 08:12:24,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68624fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:24, skipping insertion in model container [2024-10-13 08:12:24,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:12:24" (1/1) ... [2024-10-13 08:12:24,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:12:25,386 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i[120162,120175] [2024-10-13 08:12:25,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:12:25,449 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:12:25,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3119] [2024-10-13 08:12:25,531 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [3126] [2024-10-13 08:12:25,532 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3134-3135] [2024-10-13 08:12:25,533 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [3143-3144] [2024-10-13 08:12:25,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3164] [2024-10-13 08:12:25,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3172] [2024-10-13 08:12:25,568 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (buf + ofs), "i" (1UL)); [3673-3674] [2024-10-13 08:12:25,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3734] [2024-10-13 08:12:25,574 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3737] [2024-10-13 08:12:25,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3740] [2024-10-13 08:12:25,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3743] [2024-10-13 08:12:25,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (uarg.i): "ebx"); [3746] [2024-10-13 08:12:25,578 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3757-3758] [2024-10-13 08:12:25,578 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3761-3762] [2024-10-13 08:12:25,579 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3765-3766] [2024-10-13 08:12:25,579 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3769-3770] [2024-10-13 08:12:25,579 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (uarg.i): "ebx"); [3773-3774] [2024-10-13 08:12:25,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu), "=r" (__val_gu): "0" (uarg.i), "i" (4UL)); [3785-3786] [2024-10-13 08:12:25,584 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_%P3": "=a" (__ret_gu___0), "=r" (__val_gu___0): "0" (uarg.i), "i" (4UL)); [3823-3824] [2024-10-13 08:12:25,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3837-3838] [2024-10-13 08:12:25,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3841-3842] [2024-10-13 08:12:25,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3845-3846] [2024-10-13 08:12:25,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3849-3850] [2024-10-13 08:12:25,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (uarg.i): "ebx"); [3853-3854] [2024-10-13 08:12:25,621 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i[120162,120175] [2024-10-13 08:12:25,626 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:12:25,667 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:12:25,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25 WrapperNode [2024-10-13 08:12:25,669 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:12:25,670 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:12:25,670 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:12:25,670 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:12:25,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,718 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,791 INFO L138 Inliner]: procedures = 95, calls = 384, calls flagged for inlining = 31, calls inlined = 28, statements flattened = 1273 [2024-10-13 08:12:25,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:12:25,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:12:25,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:12:25,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:12:25,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,818 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,882 INFO L175 MemorySlicer]: Split 79 memory accesses to 11 slices as follows [2, 3, 3, 8, 0, 1, 2, 12, 28, 11, 9]. 35 percent of accesses are in the largest equivalence class. The 44 initializations are split as follows [2, 3, 1, 0, 0, 0, 0, 0, 28, 10, 0]. The 21 writes are split as follows [0, 0, 1, 4, 0, 1, 1, 12, 0, 0, 2]. [2024-10-13 08:12:25,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,925 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,968 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,975 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,985 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:12:25,986 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:12:25,986 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:12:25,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:12:25,987 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (1/1) ... [2024-10-13 08:12:25,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:12:26,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:12:26,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 08:12:26,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 08:12:26,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:12:26,063 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2024-10-13 08:12:26,064 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2024-10-13 08:12:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2024-10-13 08:12:26,064 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2024-10-13 08:12:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2024-10-13 08:12:26,064 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2024-10-13 08:12:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-13 08:12:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-13 08:12:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-13 08:12:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-13 08:12:26,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-13 08:12:26,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-13 08:12:26,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-13 08:12:26,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-13 08:12:26,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 08:12:26,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2024-10-13 08:12:26,067 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2024-10-13 08:12:26,067 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:12:26,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:12:26,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-13 08:12:26,068 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:12:26,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:12:26,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:12:26,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:12:26,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:12:26,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:12:26,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:12:26,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 08:12:26,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 08:12:26,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-13 08:12:26,070 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2024-10-13 08:12:26,070 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2024-10-13 08:12:26,071 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2024-10-13 08:12:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2024-10-13 08:12:26,071 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-13 08:12:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-13 08:12:26,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:12:26,071 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2024-10-13 08:12:26,071 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 08:12:26,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-10-13 08:12:26,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-13 08:12:26,073 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:12:26,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:12:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 08:12:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 08:12:26,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-13 08:12:26,076 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-10-13 08:12:26,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-10-13 08:12:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-13 08:12:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-13 08:12:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2024-10-13 08:12:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2024-10-13 08:12:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2024-10-13 08:12:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2024-10-13 08:12:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-13 08:12:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-13 08:12:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-10-13 08:12:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-10-13 08:12:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-13 08:12:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-13 08:12:26,077 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-13 08:12:26,077 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2024-10-13 08:12:26,078 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-13 08:12:26,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 08:12:26,078 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:12:26,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:12:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:12:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 08:12:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 08:12:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-13 08:12:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2024-10-13 08:12:26,079 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2024-10-13 08:12:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-10-13 08:12:26,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-10-13 08:12:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2024-10-13 08:12:26,079 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2024-10-13 08:12:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2024-10-13 08:12:26,079 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2024-10-13 08:12:26,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:12:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-10-13 08:12:26,080 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-10-13 08:12:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-10-13 08:12:26,080 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-10-13 08:12:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:12:26,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:12:26,080 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-13 08:12:26,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-13 08:12:26,402 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:12:26,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:12:26,523 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:12:27,843 INFO L? ?]: Removed 473 outVars from TransFormulas that were not future-live. [2024-10-13 08:12:27,843 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:12:27,936 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:12:27,936 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 08:12:27,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:12:27 BoogieIcfgContainer [2024-10-13 08:12:27,936 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:12:27,938 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:12:27,938 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:12:27,943 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:12:27,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:12:24" (1/3) ... [2024-10-13 08:12:27,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cbbe8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:12:27, skipping insertion in model container [2024-10-13 08:12:27,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:12:25" (2/3) ... [2024-10-13 08:12:27,945 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cbbe8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:12:27, skipping insertion in model container [2024-10-13 08:12:27,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:12:27" (3/3) ... [2024-10-13 08:12:27,947 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2024-10-13 08:12:27,963 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:12:27,964 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 08:12:28,053 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:12:28,062 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;@1ead1d8c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:12:28,062 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 08:12:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand has 573 states, 350 states have (on average 1.4485714285714286) internal successors, (507), 382 states have internal predecessors, (507), 191 states have call successors, (191), 31 states have call predecessors, (191), 30 states have return successors, (187), 182 states have call predecessors, (187), 187 states have call successors, (187) [2024-10-13 08:12:28,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-13 08:12:28,085 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:28,086 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:28,086 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:28,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:28,092 INFO L85 PathProgramCache]: Analyzing trace with hash -872182243, now seen corresponding path program 1 times [2024-10-13 08:12:28,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:28,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135053203] [2024-10-13 08:12:28,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:28,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:28,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:28,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:12:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:28,958 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-10-13 08:12:28,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:28,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135053203] [2024-10-13 08:12:28,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135053203] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:28,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:12:28,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:12:28,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925316984] [2024-10-13 08:12:28,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:28,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:12:28,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:28,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:12:28,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:12:28,995 INFO L87 Difference]: Start difference. First operand has 573 states, 350 states have (on average 1.4485714285714286) internal successors, (507), 382 states have internal predecessors, (507), 191 states have call successors, (191), 31 states have call predecessors, (191), 30 states have return successors, (187), 182 states have call predecessors, (187), 187 states have call successors, (187) Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-13 08:12:31,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:12:31,578 INFO L93 Difference]: Finished difference Result 1203 states and 1918 transitions. [2024-10-13 08:12:31,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 08:12:31,581 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2024-10-13 08:12:31,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:12:31,600 INFO L225 Difference]: With dead ends: 1203 [2024-10-13 08:12:31,600 INFO L226 Difference]: Without dead ends: 625 [2024-10-13 08:12:31,613 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:12:31,616 INFO L432 NwaCegarLoop]: 626 mSDtfsCounter, 308 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 547 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 2012 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 547 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:12:31,617 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 2012 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [547 Valid, 1129 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-13 08:12:31,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-10-13 08:12:31,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 565. [2024-10-13 08:12:31,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 348 states have (on average 1.4166666666666667) internal successors, (493), 374 states have internal predecessors, (493), 187 states have call successors, (187), 30 states have call predecessors, (187), 29 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-10-13 08:12:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 866 transitions. [2024-10-13 08:12:31,729 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 866 transitions. Word has length 114 [2024-10-13 08:12:31,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:12:31,729 INFO L471 AbstractCegarLoop]: Abstraction has 565 states and 866 transitions. [2024-10-13 08:12:31,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-13 08:12:31,730 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 866 transitions. [2024-10-13 08:12:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-13 08:12:31,735 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:31,735 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:31,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 08:12:31,736 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:31,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:31,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1210313509, now seen corresponding path program 1 times [2024-10-13 08:12:31,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:31,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508026996] [2024-10-13 08:12:31,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:31,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:31,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:12:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:32,141 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-10-13 08:12:32,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:32,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508026996] [2024-10-13 08:12:32,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508026996] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:32,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:12:32,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:12:32,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497573501] [2024-10-13 08:12:32,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:32,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:12:32,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:32,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:12:32,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:12:32,145 INFO L87 Difference]: Start difference. First operand 565 states and 866 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-10-13 08:12:34,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:12:34,444 INFO L93 Difference]: Finished difference Result 636 states and 992 transitions. [2024-10-13 08:12:34,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 08:12:34,444 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 114 [2024-10-13 08:12:34,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:12:34,451 INFO L225 Difference]: With dead ends: 636 [2024-10-13 08:12:34,451 INFO L226 Difference]: Without dead ends: 631 [2024-10-13 08:12:34,452 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:12:34,453 INFO L432 NwaCegarLoop]: 618 mSDtfsCounter, 956 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 682 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 1991 SdHoareTripleChecker+Invalid, 1800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 682 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:12:34,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1104 Valid, 1991 Invalid, 1800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [682 Valid, 1118 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-13 08:12:34,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2024-10-13 08:12:34,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 566. [2024-10-13 08:12:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 349 states have (on average 1.4154727793696276) internal successors, (494), 375 states have internal predecessors, (494), 187 states have call successors, (187), 30 states have call predecessors, (187), 29 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-10-13 08:12:34,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 867 transitions. [2024-10-13 08:12:34,510 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 867 transitions. Word has length 114 [2024-10-13 08:12:34,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:12:34,513 INFO L471 AbstractCegarLoop]: Abstraction has 566 states and 867 transitions. [2024-10-13 08:12:34,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-10-13 08:12:34,513 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 867 transitions. [2024-10-13 08:12:34,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-13 08:12:34,517 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:34,517 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:34,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 08:12:34,517 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:34,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:34,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1267571811, now seen corresponding path program 1 times [2024-10-13 08:12:34,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:34,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069863217] [2024-10-13 08:12:34,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:34,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:34,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:12:34,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:35,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:35,012 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-10-13 08:12:35,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:35,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069863217] [2024-10-13 08:12:35,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069863217] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:35,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:12:35,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:12:35,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191624895] [2024-10-13 08:12:35,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:35,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:12:35,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:35,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:12:35,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:12:35,018 INFO L87 Difference]: Start difference. First operand 566 states and 867 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-13 08:12:38,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:12:38,452 INFO L93 Difference]: Finished difference Result 1226 states and 1924 transitions. [2024-10-13 08:12:38,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 08:12:38,453 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 114 [2024-10-13 08:12:38,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:12:38,465 INFO L225 Difference]: With dead ends: 1226 [2024-10-13 08:12:38,465 INFO L226 Difference]: Without dead ends: 1189 [2024-10-13 08:12:38,467 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2024-10-13 08:12:38,470 INFO L432 NwaCegarLoop]: 635 mSDtfsCounter, 1308 mSDsluCounter, 1508 mSDsCounter, 0 mSdLazyCounter, 1536 mSolverCounterSat, 1537 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1437 SdHoareTripleChecker+Valid, 2143 SdHoareTripleChecker+Invalid, 3073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1537 IncrementalHoareTripleChecker+Valid, 1536 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:12:38,471 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1437 Valid, 2143 Invalid, 3073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1537 Valid, 1536 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-13 08:12:38,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1189 states. [2024-10-13 08:12:38,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1189 to 1070. [2024-10-13 08:12:38,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1070 states, 667 states have (on average 1.421289355322339) internal successors, (948), 713 states have internal predecessors, (948), 345 states have call successors, (345), 58 states have call predecessors, (345), 57 states have return successors, (344), 336 states have call predecessors, (344), 344 states have call successors, (344) [2024-10-13 08:12:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 1070 states and 1637 transitions. [2024-10-13 08:12:38,568 INFO L78 Accepts]: Start accepts. Automaton has 1070 states and 1637 transitions. Word has length 114 [2024-10-13 08:12:38,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:12:38,569 INFO L471 AbstractCegarLoop]: Abstraction has 1070 states and 1637 transitions. [2024-10-13 08:12:38,569 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-13 08:12:38,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1637 transitions. [2024-10-13 08:12:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-10-13 08:12:38,576 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:38,576 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:38,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 08:12:38,576 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:38,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:38,577 INFO L85 PathProgramCache]: Analyzing trace with hash -471011887, now seen corresponding path program 1 times [2024-10-13 08:12:38,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:38,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332850562] [2024-10-13 08:12:38,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:38,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:38,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:38,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 08:12:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 08:12:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-13 08:12:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:12:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:38,965 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-10-13 08:12:38,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:38,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332850562] [2024-10-13 08:12:38,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332850562] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:38,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:12:38,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:12:38,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832724132] [2024-10-13 08:12:38,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:38,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:12:38,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:38,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:12:38,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:12:38,968 INFO L87 Difference]: Start difference. First operand 1070 states and 1637 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-13 08:12:42,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:12:42,088 INFO L93 Difference]: Finished difference Result 2751 states and 4240 transitions. [2024-10-13 08:12:42,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 08:12:42,088 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 160 [2024-10-13 08:12:42,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:12:42,101 INFO L225 Difference]: With dead ends: 2751 [2024-10-13 08:12:42,102 INFO L226 Difference]: Without dead ends: 1705 [2024-10-13 08:12:42,106 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2024-10-13 08:12:42,109 INFO L432 NwaCegarLoop]: 615 mSDtfsCounter, 1048 mSDsluCounter, 1462 mSDsCounter, 0 mSdLazyCounter, 1279 mSolverCounterSat, 1615 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1131 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 2894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1615 IncrementalHoareTripleChecker+Valid, 1279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-10-13 08:12:42,109 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1131 Valid, 2077 Invalid, 2894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1615 Valid, 1279 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-10-13 08:12:42,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1705 states. [2024-10-13 08:12:42,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1705 to 1535. [2024-10-13 08:12:42,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1535 states, 934 states have (on average 1.4079229122055674) internal successors, (1315), 1000 states have internal predecessors, (1315), 506 states have call successors, (506), 95 states have call predecessors, (506), 94 states have return successors, (505), 493 states have call predecessors, (505), 505 states have call successors, (505) [2024-10-13 08:12:42,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1535 states and 2326 transitions. [2024-10-13 08:12:42,219 INFO L78 Accepts]: Start accepts. Automaton has 1535 states and 2326 transitions. Word has length 160 [2024-10-13 08:12:42,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:12:42,220 INFO L471 AbstractCegarLoop]: Abstraction has 1535 states and 2326 transitions. [2024-10-13 08:12:42,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-10-13 08:12:42,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2326 transitions. [2024-10-13 08:12:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2024-10-13 08:12:42,234 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:42,234 INFO L215 NwaCegarLoop]: trace histogram [13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:42,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 08:12:42,235 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:42,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:42,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1231701208, now seen corresponding path program 1 times [2024-10-13 08:12:42,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:42,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402193073] [2024-10-13 08:12:42,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:42,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:42,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:42,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:42,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:42,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:42,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:42,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:42,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:42,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:42,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:12:43,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:12:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:12:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:12:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:12:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:12:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:43,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:12:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 08:12:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 08:12:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 08:12:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 08:12:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 08:12:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 08:12:43,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-13 08:12:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:12:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 08:12:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 08:12:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 08:12:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-13 08:12:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:43,335 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2024-10-13 08:12:43,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:43,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402193073] [2024-10-13 08:12:43,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402193073] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:43,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:12:43,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 08:12:43,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996484837] [2024-10-13 08:12:43,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:43,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 08:12:43,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:43,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 08:12:43,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:12:43,338 INFO L87 Difference]: Start difference. First operand 1535 states and 2326 transitions. Second operand has 8 states, 8 states have (on average 14.75) internal successors, (118), 4 states have internal predecessors, (118), 4 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-10-13 08:12:46,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:12:46,638 INFO L93 Difference]: Finished difference Result 3510 states and 5454 transitions. [2024-10-13 08:12:46,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 08:12:46,639 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.75) internal successors, (118), 4 states have internal predecessors, (118), 4 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 331 [2024-10-13 08:12:46,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:12:46,653 INFO L225 Difference]: With dead ends: 3510 [2024-10-13 08:12:46,653 INFO L226 Difference]: Without dead ends: 2007 [2024-10-13 08:12:46,658 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:12:46,659 INFO L432 NwaCegarLoop]: 690 mSDtfsCounter, 999 mSDsluCounter, 1861 mSDsCounter, 0 mSdLazyCounter, 1920 mSolverCounterSat, 723 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1172 SdHoareTripleChecker+Valid, 2551 SdHoareTripleChecker+Invalid, 2643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 723 IncrementalHoareTripleChecker+Valid, 1920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-10-13 08:12:46,659 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1172 Valid, 2551 Invalid, 2643 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [723 Valid, 1920 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-10-13 08:12:46,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2007 states. [2024-10-13 08:12:46,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2007 to 1809. [2024-10-13 08:12:46,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1809 states, 1072 states have (on average 1.4057835820895523) internal successors, (1507), 1162 states have internal predecessors, (1507), 642 states have call successors, (642), 95 states have call predecessors, (642), 94 states have return successors, (641), 625 states have call predecessors, (641), 641 states have call successors, (641) [2024-10-13 08:12:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1809 states and 2790 transitions. [2024-10-13 08:12:46,779 INFO L78 Accepts]: Start accepts. Automaton has 1809 states and 2790 transitions. Word has length 331 [2024-10-13 08:12:46,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:12:46,780 INFO L471 AbstractCegarLoop]: Abstraction has 1809 states and 2790 transitions. [2024-10-13 08:12:46,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.75) internal successors, (118), 4 states have internal predecessors, (118), 4 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2024-10-13 08:12:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2790 transitions. [2024-10-13 08:12:46,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2024-10-13 08:12:46,789 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:46,789 INFO L215 NwaCegarLoop]: trace histogram [13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:46,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 08:12:46,790 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:46,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:46,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1182226369, now seen corresponding path program 1 times [2024-10-13 08:12:46,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:46,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146202297] [2024-10-13 08:12:46,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:46,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:12:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:12:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:12:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:12:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:12:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:12:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 08:12:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:12:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 08:12:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:47,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:12:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 08:12:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-13 08:12:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 08:12:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 08:12:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-13 08:12:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 08:12:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 08:12:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 08:12:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 08:12:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:47,400 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2024-10-13 08:12:47,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:47,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146202297] [2024-10-13 08:12:47,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146202297] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:47,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:12:47,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:12:47,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65295855] [2024-10-13 08:12:47,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:47,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:12:47,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:47,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:12:47,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:12:47,404 INFO L87 Difference]: Start difference. First operand 1809 states and 2790 transitions. Second operand has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 3 states have internal predecessors, (131), 2 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-10-13 08:12:50,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:12:50,171 INFO L93 Difference]: Finished difference Result 3790 states and 5914 transitions. [2024-10-13 08:12:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:12:50,172 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 3 states have internal predecessors, (131), 2 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 344 [2024-10-13 08:12:50,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:12:50,187 INFO L225 Difference]: With dead ends: 3790 [2024-10-13 08:12:50,187 INFO L226 Difference]: Without dead ends: 2013 [2024-10-13 08:12:50,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-10-13 08:12:50,200 INFO L432 NwaCegarLoop]: 603 mSDtfsCounter, 318 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 558 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 2375 SdHoareTripleChecker+Invalid, 2145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 558 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-10-13 08:12:50,201 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 2375 Invalid, 2145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [558 Valid, 1587 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-10-13 08:12:50,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2013 states. [2024-10-13 08:12:50,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2013 to 1849. [2024-10-13 08:12:50,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1849 states, 1112 states have (on average 1.3875899280575539) internal successors, (1543), 1202 states have internal predecessors, (1543), 642 states have call successors, (642), 95 states have call predecessors, (642), 94 states have return successors, (641), 625 states have call predecessors, (641), 641 states have call successors, (641) [2024-10-13 08:12:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2826 transitions. [2024-10-13 08:12:50,328 INFO L78 Accepts]: Start accepts. Automaton has 1849 states and 2826 transitions. Word has length 344 [2024-10-13 08:12:50,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:12:50,329 INFO L471 AbstractCegarLoop]: Abstraction has 1849 states and 2826 transitions. [2024-10-13 08:12:50,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 3 states have internal predecessors, (131), 2 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-10-13 08:12:50,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2826 transitions. [2024-10-13 08:12:50,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2024-10-13 08:12:50,337 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:50,337 INFO L215 NwaCegarLoop]: trace histogram [13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:50,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 08:12:50,338 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:50,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:50,338 INFO L85 PathProgramCache]: Analyzing trace with hash -603176893, now seen corresponding path program 1 times [2024-10-13 08:12:50,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:50,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246356196] [2024-10-13 08:12:50,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:50,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:50,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:50,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:12:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:12:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:12:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:12:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:12:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:12:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 08:12:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:12:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 08:12:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:12:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 08:12:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-13 08:12:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-13 08:12:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-13 08:12:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-13 08:12:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-13 08:12:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 08:12:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 08:12:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 08:12:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:50,947 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2024-10-13 08:12:50,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:50,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246356196] [2024-10-13 08:12:50,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246356196] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:50,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:12:50,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:12:50,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208471559] [2024-10-13 08:12:50,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:50,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:12:50,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:50,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:12:50,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:12:50,950 INFO L87 Difference]: Start difference. First operand 1849 states and 2826 transitions. Second operand has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-10-13 08:12:53,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:12:53,260 INFO L93 Difference]: Finished difference Result 3830 states and 5926 transitions. [2024-10-13 08:12:53,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:12:53,262 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 344 [2024-10-13 08:12:53,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:12:53,278 INFO L225 Difference]: With dead ends: 3830 [2024-10-13 08:12:53,278 INFO L226 Difference]: Without dead ends: 2013 [2024-10-13 08:12:53,285 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-10-13 08:12:53,286 INFO L432 NwaCegarLoop]: 613 mSDtfsCounter, 1148 mSDsluCounter, 1025 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 1159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 1638 SdHoareTripleChecker+Invalid, 2014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1159 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:12:53,287 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1271 Valid, 1638 Invalid, 2014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1159 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-13 08:12:53,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2013 states. [2024-10-13 08:12:53,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2013 to 1849. [2024-10-13 08:12:53,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1849 states, 1112 states have (on average 1.3803956834532374) internal successors, (1535), 1202 states have internal predecessors, (1535), 642 states have call successors, (642), 95 states have call predecessors, (642), 94 states have return successors, (641), 625 states have call predecessors, (641), 641 states have call successors, (641) [2024-10-13 08:12:53,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2818 transitions. [2024-10-13 08:12:53,418 INFO L78 Accepts]: Start accepts. Automaton has 1849 states and 2818 transitions. Word has length 344 [2024-10-13 08:12:53,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:12:53,419 INFO L471 AbstractCegarLoop]: Abstraction has 1849 states and 2818 transitions. [2024-10-13 08:12:53,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.714285714285715) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (45), 6 states have call predecessors, (45), 1 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2024-10-13 08:12:53,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2818 transitions. [2024-10-13 08:12:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-10-13 08:12:53,428 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:53,428 INFO L215 NwaCegarLoop]: trace histogram [13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:53,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 08:12:53,428 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:53,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:53,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1016807743, now seen corresponding path program 1 times [2024-10-13 08:12:53,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:53,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728578938] [2024-10-13 08:12:53,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:53,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:12:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:12:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:12:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:12:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:12:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:12:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 08:12:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:12:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 08:12:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:12:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-13 08:12:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-13 08:12:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 08:12:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 08:12:54,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 08:12:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 08:12:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 08:12:54,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-13 08:12:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 08:12:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-13 08:12:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:54,450 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-10-13 08:12:54,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:54,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728578938] [2024-10-13 08:12:54,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728578938] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:12:54,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147974896] [2024-10-13 08:12:54,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:54,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:12:54,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:12:54,454 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) [2024-10-13 08:12:54,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 08:12:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:55,149 INFO L255 TraceCheckSpWp]: Trace formula consists of 2083 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 08:12:55,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:12:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-10-13 08:12:55,479 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:12:55,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1147974896] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:55,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:12:55,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [10] total 11 [2024-10-13 08:12:55,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572234783] [2024-10-13 08:12:55,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:55,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 08:12:55,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:55,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 08:12:55,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:12:55,482 INFO L87 Difference]: Start difference. First operand 1849 states and 2818 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 2 states have internal predecessors, (141), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 08:12:55,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:12:55,735 INFO L93 Difference]: Finished difference Result 3666 states and 5594 transitions. [2024-10-13 08:12:55,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 08:12:55,736 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 2 states have internal predecessors, (141), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 351 [2024-10-13 08:12:55,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:12:55,749 INFO L225 Difference]: With dead ends: 3666 [2024-10-13 08:12:55,749 INFO L226 Difference]: Without dead ends: 1849 [2024-10-13 08:12:55,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 472 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:12:55,758 INFO L432 NwaCegarLoop]: 824 mSDtfsCounter, 682 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 682 SdHoareTripleChecker+Valid, 824 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 08:12:55,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [682 Valid, 824 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 08:12:55,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1849 states. [2024-10-13 08:12:55,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1849 to 1849. [2024-10-13 08:12:55,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1849 states, 1112 states have (on average 1.3785971223021583) internal successors, (1533), 1202 states have internal predecessors, (1533), 642 states have call successors, (642), 95 states have call predecessors, (642), 94 states have return successors, (641), 625 states have call predecessors, (641), 641 states have call successors, (641) [2024-10-13 08:12:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2816 transitions. [2024-10-13 08:12:55,920 INFO L78 Accepts]: Start accepts. Automaton has 1849 states and 2816 transitions. Word has length 351 [2024-10-13 08:12:55,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:12:55,921 INFO L471 AbstractCegarLoop]: Abstraction has 1849 states and 2816 transitions. [2024-10-13 08:12:55,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 2 states have internal predecessors, (141), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 08:12:55,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2816 transitions. [2024-10-13 08:12:55,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2024-10-13 08:12:55,927 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:55,927 INFO L215 NwaCegarLoop]: trace histogram [13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:55,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-13 08:12:56,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:12:56,129 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:56,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:56,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1270458391, now seen corresponding path program 1 times [2024-10-13 08:12:56,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:56,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026016879] [2024-10-13 08:12:56,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:56,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:56,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:12:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:12:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:12:56,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:12:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:12:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:12:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:56,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 08:12:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:12:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 08:12:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:56,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:12:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-13 08:12:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-13 08:12:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 08:12:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 08:12:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 08:12:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 08:12:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 08:12:56,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 08:12:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 08:12:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 08:12:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 08:12:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:56,891 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2024-10-13 08:12:56,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:56,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026016879] [2024-10-13 08:12:56,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026016879] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:12:56,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779743015] [2024-10-13 08:12:56,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:56,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:12:56,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:12:56,897 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) [2024-10-13 08:12:56,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 08:12:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:57,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 2100 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 08:12:57,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:12:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2024-10-13 08:12:57,735 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:12:57,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [779743015] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:57,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:12:57,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-13 08:12:57,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593211951] [2024-10-13 08:12:57,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:57,737 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 08:12:57,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:57,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 08:12:57,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:12:57,739 INFO L87 Difference]: Start difference. First operand 1849 states and 2816 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 3 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-10-13 08:12:58,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:12:58,237 INFO L93 Difference]: Finished difference Result 4523 states and 6845 transitions. [2024-10-13 08:12:58,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 08:12:58,238 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 3 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 356 [2024-10-13 08:12:58,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:12:58,257 INFO L225 Difference]: With dead ends: 4523 [2024-10-13 08:12:58,257 INFO L226 Difference]: Without dead ends: 2628 [2024-10-13 08:12:58,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 491 GetRequests, 480 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:12:58,267 INFO L432 NwaCegarLoop]: 955 mSDtfsCounter, 521 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 1716 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:12:58,267 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [521 Valid, 1716 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 08:12:58,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2628 states. [2024-10-13 08:12:58,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2628 to 2628. [2024-10-13 08:12:58,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2628 states, 1630 states have (on average 1.3895705521472392) internal successors, (2265), 1745 states have internal predecessors, (2265), 847 states have call successors, (847), 151 states have call predecessors, (847), 150 states have return successors, (846), 826 states have call predecessors, (846), 846 states have call successors, (846) [2024-10-13 08:12:58,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2628 states and 3958 transitions. [2024-10-13 08:12:58,498 INFO L78 Accepts]: Start accepts. Automaton has 2628 states and 3958 transitions. Word has length 356 [2024-10-13 08:12:58,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:12:58,500 INFO L471 AbstractCegarLoop]: Abstraction has 2628 states and 3958 transitions. [2024-10-13 08:12:58,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 3 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-10-13 08:12:58,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 3958 transitions. [2024-10-13 08:12:58,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2024-10-13 08:12:58,509 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:12:58,509 INFO L215 NwaCegarLoop]: trace histogram [13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:12:58,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-13 08:12:58,709 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,SelfDestructingSolverStorable8 [2024-10-13 08:12:58,710 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:12:58,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:12:58,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1882006439, now seen corresponding path program 1 times [2024-10-13 08:12:58,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:12:58,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889733419] [2024-10-13 08:12:58,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:12:58,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:12:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:12:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:12:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:59,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:12:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:12:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:12:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:12:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:12:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:12:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:12:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:12:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:12:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:12:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:12:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:12:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:12:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 08:12:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:12:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 08:12:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:12:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:12:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-13 08:12:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-13 08:12:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 08:12:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:12:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 08:12:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 08:12:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 08:12:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:12:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:12:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:12:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 08:12:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 08:12:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 08:12:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 08:12:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 08:12:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:12:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:12:59,252 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2024-10-13 08:12:59,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:12:59,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889733419] [2024-10-13 08:12:59,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889733419] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:12:59,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:12:59,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 08:12:59,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926374204] [2024-10-13 08:12:59,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:12:59,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 08:12:59,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:12:59,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 08:12:59,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:12:59,255 INFO L87 Difference]: Start difference. First operand 2628 states and 3958 transitions. Second operand has 8 states, 8 states have (on average 17.0) internal successors, (136), 4 states have internal predecessors, (136), 2 states have call successors, (47), 6 states have call predecessors, (47), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 08:13:01,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:13:01,865 INFO L93 Difference]: Finished difference Result 5536 states and 8442 transitions. [2024-10-13 08:13:01,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 08:13:01,866 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.0) internal successors, (136), 4 states have internal predecessors, (136), 2 states have call successors, (47), 6 states have call predecessors, (47), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 356 [2024-10-13 08:13:01,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:13:01,887 INFO L225 Difference]: With dead ends: 5536 [2024-10-13 08:13:01,887 INFO L226 Difference]: Without dead ends: 2940 [2024-10-13 08:13:01,896 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2024-10-13 08:13:01,897 INFO L432 NwaCegarLoop]: 614 mSDtfsCounter, 969 mSDsluCounter, 1826 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 698 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 2238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 698 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:13:01,897 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1116 Valid, 2440 Invalid, 2238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [698 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-13 08:13:01,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2940 states. [2024-10-13 08:13:02,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2940 to 2632. [2024-10-13 08:13:02,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2632 states, 1634 states have (on average 1.3886168910648715) internal successors, (2269), 1749 states have internal predecessors, (2269), 847 states have call successors, (847), 151 states have call predecessors, (847), 150 states have return successors, (846), 826 states have call predecessors, (846), 846 states have call successors, (846) [2024-10-13 08:13:02,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 2632 states and 3962 transitions. [2024-10-13 08:13:02,144 INFO L78 Accepts]: Start accepts. Automaton has 2632 states and 3962 transitions. Word has length 356 [2024-10-13 08:13:02,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:13:02,147 INFO L471 AbstractCegarLoop]: Abstraction has 2632 states and 3962 transitions. [2024-10-13 08:13:02,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.0) internal successors, (136), 4 states have internal predecessors, (136), 2 states have call successors, (47), 6 states have call predecessors, (47), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 08:13:02,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 3962 transitions. [2024-10-13 08:13:02,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2024-10-13 08:13:02,155 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:13:02,155 INFO L215 NwaCegarLoop]: trace histogram [13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:13:02,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 08:13:02,156 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:13:02,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:13:02,157 INFO L85 PathProgramCache]: Analyzing trace with hash -190107616, now seen corresponding path program 1 times [2024-10-13 08:13:02,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:13:02,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864018793] [2024-10-13 08:13:02,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:02,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:13:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:13:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:13:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:13:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:13:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:13:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:13:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:13:02,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:13:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:13:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:13:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:13:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:13:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:13:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 08:13:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:13:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 08:13:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:13:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-13 08:13:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-13 08:13:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 08:13:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 08:13:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 08:13:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 08:13:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 08:13:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 08:13:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 08:13:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-13 08:13:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 08:13:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-13 08:13:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-13 08:13:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:02,617 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2024-10-13 08:13:02,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:13:02,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864018793] [2024-10-13 08:13:02,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864018793] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:13:02,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:13:02,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:13:02,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792266359] [2024-10-13 08:13:02,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:13:02,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:13:02,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:13:02,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:13:02,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:13:02,623 INFO L87 Difference]: Start difference. First operand 2632 states and 3962 transitions. Second operand has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (49), 6 states have call predecessors, (49), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2024-10-13 08:13:04,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:13:04,585 INFO L93 Difference]: Finished difference Result 4029 states and 6078 transitions. [2024-10-13 08:13:04,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:13:04,586 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (49), 6 states have call predecessors, (49), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 363 [2024-10-13 08:13:04,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:13:04,598 INFO L225 Difference]: With dead ends: 4029 [2024-10-13 08:13:04,598 INFO L226 Difference]: Without dead ends: 1374 [2024-10-13 08:13:04,606 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-10-13 08:13:04,607 INFO L432 NwaCegarLoop]: 613 mSDtfsCounter, 536 mSDsluCounter, 1496 mSDsCounter, 0 mSdLazyCounter, 1286 mSolverCounterSat, 1011 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 2109 SdHoareTripleChecker+Invalid, 2297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1011 IncrementalHoareTripleChecker+Valid, 1286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-10-13 08:13:04,607 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [537 Valid, 2109 Invalid, 2297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1011 Valid, 1286 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-10-13 08:13:04,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1374 states. [2024-10-13 08:13:04,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1374 to 1206. [2024-10-13 08:13:04,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1206 states, 745 states have (on average 1.367785234899329) internal successors, (1019), 795 states have internal predecessors, (1019), 372 states have call successors, (372), 89 states have call predecessors, (372), 88 states have return successors, (371), 361 states have call predecessors, (371), 371 states have call successors, (371) [2024-10-13 08:13:04,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1762 transitions. [2024-10-13 08:13:04,711 INFO L78 Accepts]: Start accepts. Automaton has 1206 states and 1762 transitions. Word has length 363 [2024-10-13 08:13:04,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:13:04,712 INFO L471 AbstractCegarLoop]: Abstraction has 1206 states and 1762 transitions. [2024-10-13 08:13:04,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (49), 6 states have call predecessors, (49), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2024-10-13 08:13:04,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1762 transitions. [2024-10-13 08:13:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2024-10-13 08:13:04,724 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:13:04,724 INFO L215 NwaCegarLoop]: trace histogram [13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:13:04,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 08:13:04,724 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:13:04,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:13:04,725 INFO L85 PathProgramCache]: Analyzing trace with hash -219627410, now seen corresponding path program 1 times [2024-10-13 08:13:04,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:13:04,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46937216] [2024-10-13 08:13:04,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:04,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:13:04,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:13:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:13:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:13:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:13:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:13:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:13:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:13:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:13:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:13:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:13:05,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:13:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:13:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:13:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 08:13:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:13:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:05,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 08:13:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:13:05,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-13 08:13:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-13 08:13:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 08:13:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 08:13:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 08:13:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 08:13:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 08:13:05,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 08:13:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-13 08:13:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 08:13:05,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 08:13:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-13 08:13:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 08:13:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 08:13:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:05,387 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2024-10-13 08:13:05,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:13:05,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46937216] [2024-10-13 08:13:05,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46937216] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:13:05,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [696822861] [2024-10-13 08:13:05,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:05,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:13:05,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:13:05,390 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) [2024-10-13 08:13:05,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 08:13:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:06,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 2130 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 08:13:06,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:13:06,178 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2024-10-13 08:13:06,178 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:13:06,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [696822861] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:13:06,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:13:06,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 14 [2024-10-13 08:13:06,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906273327] [2024-10-13 08:13:06,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:13:06,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 08:13:06,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:13:06,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 08:13:06,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2024-10-13 08:13:06,181 INFO L87 Difference]: Start difference. First operand 1206 states and 1762 transitions. Second operand has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (53), 2 states have call predecessors, (53), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2024-10-13 08:13:07,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:13:07,240 INFO L93 Difference]: Finished difference Result 2350 states and 3444 transitions. [2024-10-13 08:13:07,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:13:07,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (53), 2 states have call predecessors, (53), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) Word has length 368 [2024-10-13 08:13:07,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:13:07,255 INFO L225 Difference]: With dead ends: 2350 [2024-10-13 08:13:07,255 INFO L226 Difference]: Without dead ends: 1214 [2024-10-13 08:13:07,259 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 509 GetRequests, 497 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2024-10-13 08:13:07,259 INFO L432 NwaCegarLoop]: 791 mSDtfsCounter, 0 mSDsluCounter, 2362 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3153 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-13 08:13:07,259 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3153 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-13 08:13:07,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1214 states. [2024-10-13 08:13:07,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1214 to 1208. [2024-10-13 08:13:07,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1208 states, 746 states have (on average 1.3672922252010724) internal successors, (1020), 797 states have internal predecessors, (1020), 372 states have call successors, (372), 89 states have call predecessors, (372), 89 states have return successors, (374), 361 states have call predecessors, (374), 371 states have call successors, (374) [2024-10-13 08:13:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1766 transitions. [2024-10-13 08:13:07,360 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1766 transitions. Word has length 368 [2024-10-13 08:13:07,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:13:07,361 INFO L471 AbstractCegarLoop]: Abstraction has 1208 states and 1766 transitions. [2024-10-13 08:13:07,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.4) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (53), 2 states have call predecessors, (53), 3 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2024-10-13 08:13:07,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1766 transitions. [2024-10-13 08:13:07,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2024-10-13 08:13:07,367 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:13:07,367 INFO L215 NwaCegarLoop]: trace histogram [17, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:13:07,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-13 08:13:07,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:13:07,569 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:13:07,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:13:07,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1754360399, now seen corresponding path program 1 times [2024-10-13 08:13:07,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:13:07,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108751424] [2024-10-13 08:13:07,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:07,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:13:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:07,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:07,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:07,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:07,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:13:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:07,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:07,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:07,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:13:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:13:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:13:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:13:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:13:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:13:08,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:13:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:13:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:13:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 08:13:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:13:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 08:13:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:13:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-13 08:13:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 08:13:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-13 08:13:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 08:13:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-13 08:13:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 08:13:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 08:13:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 08:13:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 08:13:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 08:13:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 08:13:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 08:13:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 08:13:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-13 08:13:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 08:13:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-13 08:13:08,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-13 08:13:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:08,366 INFO L134 CoverageAnalysis]: Checked inductivity of 608 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2024-10-13 08:13:08,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:13:08,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108751424] [2024-10-13 08:13:08,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108751424] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:13:08,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [31773516] [2024-10-13 08:13:08,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:08,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:13:08,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:13:08,369 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) [2024-10-13 08:13:08,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-13 08:13:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:09,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 2161 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 08:13:09,188 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:13:09,245 INFO L134 CoverageAnalysis]: Checked inductivity of 608 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2024-10-13 08:13:09,245 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:13:09,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [31773516] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:13:09,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:13:09,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-10-13 08:13:09,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562227898] [2024-10-13 08:13:09,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:13:09,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 08:13:09,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:13:09,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 08:13:09,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:13:09,251 INFO L87 Difference]: Start difference. First operand 1208 states and 1766 transitions. Second operand has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (59), 3 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 08:13:10,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:13:10,142 INFO L93 Difference]: Finished difference Result 2300 states and 3374 transitions. [2024-10-13 08:13:10,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 08:13:10,143 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (59), 3 states have call predecessors, (59), 2 states have call successors, (59) Word has length 381 [2024-10-13 08:13:10,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:13:10,153 INFO L225 Difference]: With dead ends: 2300 [2024-10-13 08:13:10,153 INFO L226 Difference]: Without dead ends: 1214 [2024-10-13 08:13:10,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 517 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:13:10,157 INFO L432 NwaCegarLoop]: 791 mSDtfsCounter, 0 mSDsluCounter, 2362 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3153 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-13 08:13:10,158 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3153 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-13 08:13:10,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1214 states. [2024-10-13 08:13:10,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1214 to 1208. [2024-10-13 08:13:10,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1208 states, 746 states have (on average 1.3672922252010724) internal successors, (1020), 797 states have internal predecessors, (1020), 372 states have call successors, (372), 89 states have call predecessors, (372), 89 states have return successors, (372), 361 states have call predecessors, (372), 371 states have call successors, (372) [2024-10-13 08:13:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1764 transitions. [2024-10-13 08:13:10,247 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1764 transitions. Word has length 381 [2024-10-13 08:13:10,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:13:10,248 INFO L471 AbstractCegarLoop]: Abstraction has 1208 states and 1764 transitions. [2024-10-13 08:13:10,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 4 states have internal predecessors, (158), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (59), 3 states have call predecessors, (59), 2 states have call successors, (59) [2024-10-13 08:13:10,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1764 transitions. [2024-10-13 08:13:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2024-10-13 08:13:10,253 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:13:10,254 INFO L215 NwaCegarLoop]: trace histogram [21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:13:10,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-13 08:13:10,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:13:10,455 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:13:10,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:13:10,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1090719882, now seen corresponding path program 2 times [2024-10-13 08:13:10,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:13:10,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596519920] [2024-10-13 08:13:10,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:10,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:13:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:13:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:13:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:13:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:13:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:13:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:13:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:13:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:13:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:13:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:13:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 08:13:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:13:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 08:13:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:13:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 08:13:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 08:13:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 08:13:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:10,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 08:13:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:13:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:11,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 08:13:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 08:13:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 08:13:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 08:13:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 08:13:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 08:13:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 08:13:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-13 08:13:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-13 08:13:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-13 08:13:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 08:13:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-13 08:13:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:11,161 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 747 trivial. 0 not checked. [2024-10-13 08:13:11,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:13:11,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596519920] [2024-10-13 08:13:11,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596519920] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:13:11,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1450667471] [2024-10-13 08:13:11,162 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-13 08:13:11,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:13:11,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:13:11,164 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) [2024-10-13 08:13:11,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-13 08:13:12,289 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-13 08:13:12,289 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 08:13:12,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 2192 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-13 08:13:12,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:13:12,362 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-10-13 08:13:12,363 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:13:12,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1450667471] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:13:12,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:13:12,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 14 [2024-10-13 08:13:12,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095522615] [2024-10-13 08:13:12,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:13:12,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 08:13:12,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:13:12,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 08:13:12,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-10-13 08:13:12,366 INFO L87 Difference]: Start difference. First operand 1208 states and 1764 transitions. Second operand has 8 states, 8 states have (on average 19.0) internal successors, (152), 6 states have internal predecessors, (152), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (54), 4 states have call predecessors, (54), 2 states have call successors, (54) [2024-10-13 08:13:13,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:13:13,576 INFO L93 Difference]: Finished difference Result 2071 states and 3056 transitions. [2024-10-13 08:13:13,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:13:13,577 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.0) internal successors, (152), 6 states have internal predecessors, (152), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (54), 4 states have call predecessors, (54), 2 states have call successors, (54) Word has length 394 [2024-10-13 08:13:13,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:13:13,588 INFO L225 Difference]: With dead ends: 2071 [2024-10-13 08:13:13,588 INFO L226 Difference]: Without dead ends: 1234 [2024-10-13 08:13:13,592 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 551 GetRequests, 539 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-10-13 08:13:13,593 INFO L432 NwaCegarLoop]: 787 mSDtfsCounter, 1 mSDsluCounter, 4712 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 5499 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:13:13,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 5499 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-10-13 08:13:13,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1234 states. [2024-10-13 08:13:13,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 1224. [2024-10-13 08:13:13,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1224 states, 758 states have (on average 1.3614775725593669) internal successors, (1032), 809 states have internal predecessors, (1032), 372 states have call successors, (372), 89 states have call predecessors, (372), 93 states have return successors, (387), 365 states have call predecessors, (387), 371 states have call successors, (387) [2024-10-13 08:13:13,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1791 transitions. [2024-10-13 08:13:13,687 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1791 transitions. Word has length 394 [2024-10-13 08:13:13,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:13:13,688 INFO L471 AbstractCegarLoop]: Abstraction has 1224 states and 1791 transitions. [2024-10-13 08:13:13,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.0) internal successors, (152), 6 states have internal predecessors, (152), 2 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (54), 4 states have call predecessors, (54), 2 states have call successors, (54) [2024-10-13 08:13:13,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1791 transitions. [2024-10-13 08:13:13,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-10-13 08:13:13,693 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:13:13,694 INFO L215 NwaCegarLoop]: trace histogram [21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:13:13,717 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-13 08:13:13,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-13 08:13:13,899 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:13:13,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:13:13,900 INFO L85 PathProgramCache]: Analyzing trace with hash 951493000, now seen corresponding path program 1 times [2024-10-13 08:13:13,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:13:13,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035838074] [2024-10-13 08:13:13,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:13,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:13:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:13:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:13:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:13:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:13:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:13:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:13:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:13:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:13:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:13:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:13:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 08:13:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:13:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 08:13:14,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:13:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 08:13:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 08:13:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 08:13:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 08:13:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:13:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 08:13:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 08:13:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 08:13:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 08:13:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:14,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 08:13:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 08:13:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 08:13:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-13 08:13:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 08:13:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-13 08:13:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 08:13:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 08:13:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-13 08:13:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-13 08:13:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-13 08:13:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:14,561 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 759 trivial. 0 not checked. [2024-10-13 08:13:14,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:13:14,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035838074] [2024-10-13 08:13:14,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035838074] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:13:14,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1054975106] [2024-10-13 08:13:14,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:14,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:13:14,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:13:14,564 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:13:14,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-13 08:13:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:15,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 2221 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-13 08:13:15,307 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:13:15,422 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2024-10-13 08:13:15,422 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:13:15,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1054975106] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:13:15,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:13:15,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2024-10-13 08:13:15,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689087455] [2024-10-13 08:13:15,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:13:15,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-13 08:13:15,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:13:15,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-13 08:13:15,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2024-10-13 08:13:15,424 INFO L87 Difference]: Start difference. First operand 1224 states and 1791 transitions. Second operand has 10 states, 10 states have (on average 15.3) internal successors, (153), 8 states have internal predecessors, (153), 3 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (57), 5 states have call predecessors, (57), 3 states have call successors, (57) [2024-10-13 08:13:17,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:13:17,305 INFO L93 Difference]: Finished difference Result 2954 states and 4363 transitions. [2024-10-13 08:13:17,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-13 08:13:17,305 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.3) internal successors, (153), 8 states have internal predecessors, (153), 3 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (57), 5 states have call predecessors, (57), 3 states have call successors, (57) Word has length 403 [2024-10-13 08:13:17,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:13:17,323 INFO L225 Difference]: With dead ends: 2954 [2024-10-13 08:13:17,323 INFO L226 Difference]: Without dead ends: 2101 [2024-10-13 08:13:17,326 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 549 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2024-10-13 08:13:17,326 INFO L432 NwaCegarLoop]: 1264 mSDtfsCounter, 587 mSDsluCounter, 9615 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 10879 SdHoareTripleChecker+Invalid, 720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-10-13 08:13:17,327 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [595 Valid, 10879 Invalid, 720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-10-13 08:13:17,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2101 states. [2024-10-13 08:13:17,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2101 to 1236. [2024-10-13 08:13:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1236 states, 764 states have (on average 1.3586387434554974) internal successors, (1038), 815 states have internal predecessors, (1038), 378 states have call successors, (378), 89 states have call predecessors, (378), 93 states have return successors, (393), 371 states have call predecessors, (393), 377 states have call successors, (393) [2024-10-13 08:13:17,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1236 states and 1809 transitions. [2024-10-13 08:13:17,446 INFO L78 Accepts]: Start accepts. Automaton has 1236 states and 1809 transitions. Word has length 403 [2024-10-13 08:13:17,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:13:17,447 INFO L471 AbstractCegarLoop]: Abstraction has 1236 states and 1809 transitions. [2024-10-13 08:13:17,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.3) internal successors, (153), 8 states have internal predecessors, (153), 3 states have call successors, (58), 2 states have call predecessors, (58), 4 states have return successors, (57), 5 states have call predecessors, (57), 3 states have call successors, (57) [2024-10-13 08:13:17,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1809 transitions. [2024-10-13 08:13:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-10-13 08:13:17,452 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:13:17,452 INFO L215 NwaCegarLoop]: trace histogram [21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:13:17,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-13 08:13:17,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-13 08:13:17,654 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:13:17,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:13:17,654 INFO L85 PathProgramCache]: Analyzing trace with hash -420314298, now seen corresponding path program 1 times [2024-10-13 08:13:17,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:13:17,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900932504] [2024-10-13 08:13:17,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:17,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:13:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:13:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:13:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:13:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:13:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:13:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:13:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:13:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:13:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:13:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:13:18,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 08:13:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:13:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:18,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 08:13:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 08:13:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-13 08:13:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 08:13:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 08:13:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-13 08:13:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:13:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 08:13:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 08:13:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-13 08:13:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-13 08:13:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-13 08:13:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-13 08:13:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-13 08:13:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-13 08:13:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 08:13:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-13 08:13:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-13 08:13:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-13 08:13:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-13 08:13:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-13 08:13:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-13 08:13:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:18,801 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 8 proven. 23 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2024-10-13 08:13:18,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:13:18,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900932504] [2024-10-13 08:13:18,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900932504] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:13:18,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664460812] [2024-10-13 08:13:18,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:18,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:13:18,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:13:18,804 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:13:18,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-13 08:13:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:19,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 2216 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-13 08:13:19,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:13:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2024-10-13 08:13:20,249 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:13:20,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [664460812] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:13:20,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:13:20,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2024-10-13 08:13:20,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718183345] [2024-10-13 08:13:20,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:13:20,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 08:13:20,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:13:20,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 08:13:20,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2024-10-13 08:13:20,251 INFO L87 Difference]: Start difference. First operand 1236 states and 1809 transitions. Second operand has 8 states, 7 states have (on average 23.0) internal successors, (161), 7 states have internal predecessors, (161), 4 states have call successors, (67), 3 states have call predecessors, (67), 4 states have return successors, (66), 5 states have call predecessors, (66), 4 states have call successors, (66) [2024-10-13 08:13:22,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:13:22,382 INFO L93 Difference]: Finished difference Result 2460 states and 3584 transitions. [2024-10-13 08:13:22,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 08:13:22,383 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 23.0) internal successors, (161), 7 states have internal predecessors, (161), 4 states have call successors, (67), 3 states have call predecessors, (67), 4 states have return successors, (66), 5 states have call predecessors, (66), 4 states have call successors, (66) Word has length 403 [2024-10-13 08:13:22,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:13:22,399 INFO L225 Difference]: With dead ends: 2460 [2024-10-13 08:13:22,400 INFO L226 Difference]: Without dead ends: 1293 [2024-10-13 08:13:22,406 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 551 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2024-10-13 08:13:22,407 INFO L432 NwaCegarLoop]: 798 mSDtfsCounter, 171 mSDsluCounter, 4696 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 5494 SdHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-10-13 08:13:22,407 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 5494 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 463 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-10-13 08:13:22,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2024-10-13 08:13:22,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 1290. [2024-10-13 08:13:22,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1290 states, 791 states have (on average 1.3489254108723134) internal successors, (1067), 842 states have internal predecessors, (1067), 395 states have call successors, (395), 99 states have call predecessors, (395), 103 states have return successors, (410), 388 states have call predecessors, (410), 394 states have call successors, (410) [2024-10-13 08:13:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1872 transitions. [2024-10-13 08:13:22,544 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1872 transitions. Word has length 403 [2024-10-13 08:13:22,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:13:22,544 INFO L471 AbstractCegarLoop]: Abstraction has 1290 states and 1872 transitions. [2024-10-13 08:13:22,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 23.0) internal successors, (161), 7 states have internal predecessors, (161), 4 states have call successors, (67), 3 states have call predecessors, (67), 4 states have return successors, (66), 5 states have call predecessors, (66), 4 states have call successors, (66) [2024-10-13 08:13:22,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1872 transitions. [2024-10-13 08:13:22,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2024-10-13 08:13:22,551 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:13:22,551 INFO L215 NwaCegarLoop]: trace histogram [21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:13:22,576 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-13 08:13:22,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:13:22,756 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:13:22,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:13:22,756 INFO L85 PathProgramCache]: Analyzing trace with hash -743778587, now seen corresponding path program 1 times [2024-10-13 08:13:22,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:13:22,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539864479] [2024-10-13 08:13:22,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:22,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:13:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:13:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:13:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:13:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:23,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:13:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:13:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:13:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:13:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:13:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:13:23,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:13:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 08:13:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:23,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 08:13:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:13:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:23,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 08:13:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-13 08:13:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-13 08:13:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 08:13:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:13:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 08:13:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 08:13:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-13 08:13:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 08:13:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-13 08:13:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-13 08:13:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-13 08:13:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-13 08:13:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-13 08:13:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-13 08:13:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 08:13:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-13 08:13:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-13 08:13:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 08:13:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-13 08:13:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-13 08:13:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 759 trivial. 0 not checked. [2024-10-13 08:13:23,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:13:23,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539864479] [2024-10-13 08:13:23,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539864479] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:13:23,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:13:23,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-13 08:13:23,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066042454] [2024-10-13 08:13:23,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:13:23,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-13 08:13:23,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:13:23,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-13 08:13:23,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-13 08:13:23,599 INFO L87 Difference]: Start difference. First operand 1290 states and 1872 transitions. Second operand has 11 states, 10 states have (on average 14.2) internal successors, (142), 6 states have internal predecessors, (142), 3 states have call successors, (57), 6 states have call predecessors, (57), 2 states have return successors, (56), 4 states have call predecessors, (56), 3 states have call successors, (56) [2024-10-13 08:13:27,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:13:27,999 INFO L93 Difference]: Finished difference Result 2656 states and 3923 transitions. [2024-10-13 08:13:27,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-13 08:13:28,000 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 14.2) internal successors, (142), 6 states have internal predecessors, (142), 3 states have call successors, (57), 6 states have call predecessors, (57), 2 states have return successors, (56), 4 states have call predecessors, (56), 3 states have call successors, (56) Word has length 404 [2024-10-13 08:13:28,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:13:28,008 INFO L225 Difference]: With dead ends: 2656 [2024-10-13 08:13:28,008 INFO L226 Difference]: Without dead ends: 1482 [2024-10-13 08:13:28,012 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2024-10-13 08:13:28,012 INFO L432 NwaCegarLoop]: 568 mSDtfsCounter, 555 mSDsluCounter, 3366 mSDsCounter, 0 mSdLazyCounter, 3254 mSolverCounterSat, 779 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 3934 SdHoareTripleChecker+Invalid, 4033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 779 IncrementalHoareTripleChecker+Valid, 3254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-10-13 08:13:28,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [577 Valid, 3934 Invalid, 4033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [779 Valid, 3254 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-10-13 08:13:28,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1482 states. [2024-10-13 08:13:28,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1482 to 1290. [2024-10-13 08:13:28,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1290 states, 791 states have (on average 1.347661188369153) internal successors, (1066), 842 states have internal predecessors, (1066), 395 states have call successors, (395), 99 states have call predecessors, (395), 103 states have return successors, (410), 388 states have call predecessors, (410), 394 states have call successors, (410) [2024-10-13 08:13:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1871 transitions. [2024-10-13 08:13:28,148 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1871 transitions. Word has length 404 [2024-10-13 08:13:28,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:13:28,148 INFO L471 AbstractCegarLoop]: Abstraction has 1290 states and 1871 transitions. [2024-10-13 08:13:28,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 14.2) internal successors, (142), 6 states have internal predecessors, (142), 3 states have call successors, (57), 6 states have call predecessors, (57), 2 states have return successors, (56), 4 states have call predecessors, (56), 3 states have call successors, (56) [2024-10-13 08:13:28,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1871 transitions. [2024-10-13 08:13:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2024-10-13 08:13:28,155 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:13:28,155 INFO L215 NwaCegarLoop]: trace histogram [21, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:13:28,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-13 08:13:28,156 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:13:28,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:13:28,156 INFO L85 PathProgramCache]: Analyzing trace with hash 580693865, now seen corresponding path program 1 times [2024-10-13 08:13:28,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:13:28,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914773591] [2024-10-13 08:13:28,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:28,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:13:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:13:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:13:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:13:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:13:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:13:28,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:13:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:13:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:13:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:13:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-13 08:13:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 08:13:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:13:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 08:13:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-13 08:13:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:28,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:28,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:13:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:13:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:13:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 08:13:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-13 08:13:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-13 08:13:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 08:13:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:13:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-13 08:13:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 08:13:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 08:13:29,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:13:29,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-13 08:13:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-13 08:13:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-13 08:13:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-13 08:13:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:13:29,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:13:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-13 08:13:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-13 08:13:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 08:13:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 08:13:29,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-10-13 08:13:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 08:13:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 08:13:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-10-13 08:13:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:13:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-13 08:13:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-10-13 08:13:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 08:13:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:29,129 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 8 proven. 23 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2024-10-13 08:13:29,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:13:29,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914773591] [2024-10-13 08:13:29,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914773591] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:13:29,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [897196192] [2024-10-13 08:13:29,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:13:29,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:13:29,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:13:29,131 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:13:29,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-13 08:13:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:13:30,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 2221 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-13 08:13:30,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:13:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 639 trivial. 0 not checked. [2024-10-13 08:13:30,127 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:13:30,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [897196192] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:13:30,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:13:30,127 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2024-10-13 08:13:30,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042620482] [2024-10-13 08:13:30,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:13:30,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:13:30,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:13:30,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:13:30,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-10-13 08:13:30,131 INFO L87 Difference]: Start difference. First operand 1290 states and 1871 transitions. Second operand has 6 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (59), 3 states have call predecessors, (59), 2 states have call successors, (59)