./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-dev-84cfde4 [2024-10-11 15:31:04,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:31:04,603 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:31:04,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:31:04,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:31:04,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:31:04,641 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:31:04,641 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:31:04,642 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:31:04,642 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:31:04,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:31:04,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:31:04,644 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:31:04,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:31:04,646 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:31:04,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:31:04,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:31:04,647 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:31:04,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:31:04,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:31:04,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:31:04,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:31:04,651 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:31:04,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:31:04,652 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:31:04,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:31:04,652 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:31:04,653 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:31:04,653 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:31:04,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:31:04,654 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:31:04,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:31:04,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:31:04,654 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:31:04,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:31:04,655 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:31:04,655 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:31:04,655 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:31:04,655 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:31:04,656 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe8c4b1a27642c802f8c97577aadb7892fddcd015ae43c580aa1247dba190651 [2024-10-11 15:31:04,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:31:04,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:31:04,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:31:04,952 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:31:04,952 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:31:04,954 INFO L431 ainManager$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 [2024-10-11 15:31:06,436 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:31:06,839 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:31:06,840 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 [2024-10-11 15:31:06,872 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/a21ac3de8/9b62d99ab86d481cab8a4a5da7c3f71a/FLAG45d3cb343 [2024-10-11 15:31:07,002 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/a21ac3de8/9b62d99ab86d481cab8a4a5da7c3f71a [2024-10-11 15:31:07,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:31:07,007 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:31:07,008 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:31:07,009 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:31:07,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:31:07,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:31:07" (1/1) ... [2024-10-11 15:31:07,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@719b8d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:07, skipping insertion in model container [2024-10-11 15:31:07,020 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:31:07" (1/1) ... [2024-10-11 15:31:07,104 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:31:07,949 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] [2024-10-11 15:31:08,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:31:08,032 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:31:08,165 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] [2024-10-11 15:31:08,168 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] [2024-10-11 15:31:08,169 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] [2024-10-11 15:31:08,169 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] [2024-10-11 15:31:08,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3164] [2024-10-11 15:31:08,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3172] [2024-10-11 15:31:08,209 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] [2024-10-11 15:31:08,217 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] [2024-10-11 15:31:08,221 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] [2024-10-11 15:31:08,222 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] [2024-10-11 15:31:08,222 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] [2024-10-11 15:31:08,222 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] [2024-10-11 15:31:08,223 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] [2024-10-11 15:31:08,225 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] [2024-10-11 15:31:08,251 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] [2024-10-11 15:31:08,252 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] [2024-10-11 15:31:08,252 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] [2024-10-11 15:31:08,253 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] [2024-10-11 15:31:08,259 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] [2024-10-11 15:31:08,261 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] [2024-10-11 15:31:08,262 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] [2024-10-11 15:31:08,262 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] [2024-10-11 15:31:08,263 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] [2024-10-11 15:31:08,263 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] [2024-10-11 15:31:08,294 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] [2024-10-11 15:31:08,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:31:08,338 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:31:08,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08 WrapperNode [2024-10-11 15:31:08,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:31:08,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:31:08,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:31:08,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:31:08,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,465 INFO L138 Inliner]: procedures = 95, calls = 384, calls flagged for inlining = 31, calls inlined = 28, statements flattened = 1273 [2024-10-11 15:31:08,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:31:08,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:31:08,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:31:08,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:31:08,478 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,494 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,553 INFO L175 MemorySlicer]: Split 79 memory accesses to 11 slices as follows [2, 0, 1, 3, 8, 12, 2, 28, 11, 3, 9]. 35 percent of accesses are in the largest equivalence class. The 44 initializations are split as follows [2, 0, 0, 3, 0, 0, 0, 28, 10, 1, 0]. The 21 writes are split as follows [0, 0, 1, 0, 4, 12, 1, 0, 0, 1, 2]. [2024-10-11 15:31:08,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,616 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:31:08,617 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:31:08,617 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:31:08,617 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:31:08,618 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (1/1) ... [2024-10-11 15:31:08,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:31:08,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:31:08,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:31:08,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:31:08,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:31:08,723 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2024-10-11 15:31:08,723 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2024-10-11 15:31:08,724 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2024-10-11 15:31:08,724 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2024-10-11 15:31:08,724 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2024-10-11 15:31:08,724 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2024-10-11 15:31:08,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-11 15:31:08,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-11 15:31:08,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-11 15:31:08,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-11 15:31:08,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-11 15:31:08,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-11 15:31:08,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-11 15:31:08,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-11 15:31:08,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-11 15:31:08,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:31:08,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:31:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:31:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 15:31:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:31:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2024-10-11 15:31:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2024-10-11 15:31:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2024-10-11 15:31:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2024-10-11 15:31:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:31:08,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:31:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:31:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:31:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-11 15:31:08,731 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-11 15:31:08,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2024-10-11 15:31:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2024-10-11 15:31:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2024-10-11 15:31:08,732 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-10-11 15:31:08,733 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-10-11 15:31:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:31:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2024-10-11 15:31:08,733 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2024-10-11 15:31:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:31:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:31:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:31:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:31:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:31:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:31:08,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:31:08,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:31:08,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:31:08,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:31:08,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 15:31:08,734 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-10-11 15:31:08,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-10-11 15:31:08,734 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:31:08,737 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:31:08,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:31:08,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:31:08,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:31:08,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:31:08,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:31:08,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:31:08,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:31:08,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:31:08,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:31:08,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:31:08,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-11 15:31:08,739 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-10-11 15:31:08,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-10-11 15:31:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:31:08,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:31:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2024-10-11 15:31:08,740 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2024-10-11 15:31:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2024-10-11 15:31:08,740 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2024-10-11 15:31:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-11 15:31:08,740 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-11 15:31:08,740 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-10-11 15:31:08,741 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-10-11 15:31:08,741 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-11 15:31:08,741 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-11 15:31:08,741 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-10-11 15:31:08,741 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-10-11 15:31:08,741 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2024-10-11 15:31:08,741 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2024-10-11 15:31:08,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-11 15:31:08,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-11 15:31:08,742 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:31:08,742 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:31:08,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:31:08,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:31:08,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:31:08,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:31:08,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:31:08,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:31:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:31:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:31:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:31:08,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:31:08,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-11 15:31:08,745 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2024-10-11 15:31:08,745 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2024-10-11 15:31:08,745 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-10-11 15:31:08,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-10-11 15:31:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2024-10-11 15:31:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2024-10-11 15:31:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2024-10-11 15:31:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2024-10-11 15:31:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:31:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-10-11 15:31:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-10-11 15:31:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-10-11 15:31:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-10-11 15:31:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:31:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:31:08,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-11 15:31:08,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-11 15:31:09,092 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:31:09,097 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:31:09,216 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:31:10,460 INFO L? ?]: Removed 473 outVars from TransFormulas that were not future-live. [2024-10-11 15:31:10,462 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:31:10,586 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:31:10,587 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 15:31:10,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:31:10 BoogieIcfgContainer [2024-10-11 15:31:10,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:31:10,589 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:31:10,589 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:31:10,593 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:31:10,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:31:07" (1/3) ... [2024-10-11 15:31:10,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b093abd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:31:10, skipping insertion in model container [2024-10-11 15:31:10,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:31:08" (2/3) ... [2024-10-11 15:31:10,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b093abd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:31:10, skipping insertion in model container [2024-10-11 15:31:10,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:31:10" (3/3) ... [2024-10-11 15:31:10,597 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2024-10-11 15:31:10,616 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:31:10,616 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:31:10,704 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:31:10,711 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;@38f5eeb9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:31:10,712 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:31:10,719 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) [2024-10-11 15:31:10,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-11 15:31:10,740 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:10,741 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] [2024-10-11 15:31:10,742 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:10,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:10,747 INFO L85 PathProgramCache]: Analyzing trace with hash -872182243, now seen corresponding path program 1 times [2024-10-11 15:31:10,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:10,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029739649] [2024-10-11 15:31:10,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:10,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:11,569 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-10-11 15:31:11,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:11,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029739649] [2024-10-11 15:31:11,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029739649] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:11,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:31:11,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:31:11,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989658343] [2024-10-11 15:31:11,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:11,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:31:11,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:11,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:31:11,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:31:11,606 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) [2024-10-11 15:31:14,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:14,669 INFO L93 Difference]: Finished difference Result 1203 states and 1918 transitions. [2024-10-11 15:31:14,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 15:31:14,672 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 [2024-10-11 15:31:14,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:14,703 INFO L225 Difference]: With dead ends: 1203 [2024-10-11 15:31:14,703 INFO L226 Difference]: Without dead ends: 625 [2024-10-11 15:31:14,716 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 [2024-10-11 15:31:14,719 INFO L432 NwaCegarLoop]: 626 mSDtfsCounter, 311 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1123 mSolverCounterSat, 551 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 2012 SdHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 551 IncrementalHoareTripleChecker+Valid, 1123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:14,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 2012 Invalid, 1674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [551 Valid, 1123 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-10-11 15:31:14,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-10-11 15:31:14,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 565. [2024-10-11 15:31:14,843 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) [2024-10-11 15:31:14,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 866 transitions. [2024-10-11 15:31:14,851 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 866 transitions. Word has length 114 [2024-10-11 15:31:14,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:14,852 INFO L471 AbstractCegarLoop]: Abstraction has 565 states and 866 transitions. [2024-10-11 15:31:14,852 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) [2024-10-11 15:31:14,852 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 866 transitions. [2024-10-11 15:31:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-11 15:31:14,857 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:14,857 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] [2024-10-11 15:31:14,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:31:14,858 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:14,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:14,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1210313509, now seen corresponding path program 1 times [2024-10-11 15:31:14,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:14,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306128831] [2024-10-11 15:31:14,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:14,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-10-11 15:31:15,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:15,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306128831] [2024-10-11 15:31:15,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306128831] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:15,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:31:15,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:31:15,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80534279] [2024-10-11 15:31:15,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:15,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:31:15,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:15,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:31:15,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:31:15,270 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) [2024-10-11 15:31:17,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:17,849 INFO L93 Difference]: Finished difference Result 636 states and 992 transitions. [2024-10-11 15:31:17,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 15:31:17,849 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 [2024-10-11 15:31:17,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:17,856 INFO L225 Difference]: With dead ends: 636 [2024-10-11 15:31:17,857 INFO L226 Difference]: Without dead ends: 631 [2024-10-11 15:31:17,858 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 [2024-10-11 15:31:17,859 INFO L432 NwaCegarLoop]: 620 mSDtfsCounter, 950 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 1126 mSolverCounterSat, 689 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 1993 SdHoareTripleChecker+Invalid, 1815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 689 IncrementalHoareTripleChecker+Valid, 1126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:17,861 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1096 Valid, 1993 Invalid, 1815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [689 Valid, 1126 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-11 15:31:17,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2024-10-11 15:31:17,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 566. [2024-10-11 15:31:17,904 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) [2024-10-11 15:31:17,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 867 transitions. [2024-10-11 15:31:17,910 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 867 transitions. Word has length 114 [2024-10-11 15:31:17,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:17,910 INFO L471 AbstractCegarLoop]: Abstraction has 566 states and 867 transitions. [2024-10-11 15:31:17,911 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) [2024-10-11 15:31:17,911 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 867 transitions. [2024-10-11 15:31:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-11 15:31:17,914 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:17,914 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] [2024-10-11 15:31:17,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:31:17,914 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:17,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:17,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1267571811, now seen corresponding path program 1 times [2024-10-11 15:31:17,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:17,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412676782] [2024-10-11 15:31:17,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:17,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:18,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:18,343 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-10-11 15:31:18,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:18,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412676782] [2024-10-11 15:31:18,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412676782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:18,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:31:18,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:31:18,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153453221] [2024-10-11 15:31:18,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:18,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:31:18,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:18,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:31:18,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:31:18,347 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) [2024-10-11 15:31:21,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:21,615 INFO L93 Difference]: Finished difference Result 1226 states and 1924 transitions. [2024-10-11 15:31:21,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 15:31:21,616 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 [2024-10-11 15:31:21,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:21,626 INFO L225 Difference]: With dead ends: 1226 [2024-10-11 15:31:21,626 INFO L226 Difference]: Without dead ends: 1189 [2024-10-11 15:31:21,628 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 [2024-10-11 15:31:21,631 INFO L432 NwaCegarLoop]: 635 mSDtfsCounter, 1302 mSDsluCounter, 1508 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 1532 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1431 SdHoareTripleChecker+Valid, 2143 SdHoareTripleChecker+Invalid, 3072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1532 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:21,634 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1431 Valid, 2143 Invalid, 3072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1532 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-10-11 15:31:21,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1189 states. [2024-10-11 15:31:21,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1189 to 1070. [2024-10-11 15:31:21,759 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) [2024-10-11 15:31:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 1070 states and 1637 transitions. [2024-10-11 15:31:21,768 INFO L78 Accepts]: Start accepts. Automaton has 1070 states and 1637 transitions. Word has length 114 [2024-10-11 15:31:21,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:21,769 INFO L471 AbstractCegarLoop]: Abstraction has 1070 states and 1637 transitions. [2024-10-11 15:31:21,769 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) [2024-10-11 15:31:21,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1637 transitions. [2024-10-11 15:31:21,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-10-11 15:31:21,777 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:21,778 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] [2024-10-11 15:31:21,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 15:31:21,778 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:21,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:21,779 INFO L85 PathProgramCache]: Analyzing trace with hash -471011887, now seen corresponding path program 1 times [2024-10-11 15:31:21,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:21,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380301874] [2024-10-11 15:31:21,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:21,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:21,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 15:31:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 15:31:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-11 15:31:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:31:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:22,197 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-10-11 15:31:22,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:22,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380301874] [2024-10-11 15:31:22,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380301874] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:22,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:31:22,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:31:22,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663064479] [2024-10-11 15:31:22,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:22,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:31:22,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:22,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:31:22,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:31:22,203 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) [2024-10-11 15:31:25,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:25,015 INFO L93 Difference]: Finished difference Result 2751 states and 4240 transitions. [2024-10-11 15:31:25,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 15:31:25,016 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 [2024-10-11 15:31:25,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:25,031 INFO L225 Difference]: With dead ends: 2751 [2024-10-11 15:31:25,031 INFO L226 Difference]: Without dead ends: 1705 [2024-10-11 15:31:25,036 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 [2024-10-11 15:31:25,039 INFO L432 NwaCegarLoop]: 617 mSDtfsCounter, 1048 mSDsluCounter, 1462 mSDsCounter, 0 mSdLazyCounter, 1287 mSolverCounterSat, 1615 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1130 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 2902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1615 IncrementalHoareTripleChecker+Valid, 1287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:25,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1130 Valid, 2079 Invalid, 2902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1615 Valid, 1287 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-10-11 15:31:25,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1705 states. [2024-10-11 15:31:25,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1705 to 1535. [2024-10-11 15:31:25,167 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) [2024-10-11 15:31:25,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1535 states and 2326 transitions. [2024-10-11 15:31:25,180 INFO L78 Accepts]: Start accepts. Automaton has 1535 states and 2326 transitions. Word has length 160 [2024-10-11 15:31:25,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:25,182 INFO L471 AbstractCegarLoop]: Abstraction has 1535 states and 2326 transitions. [2024-10-11 15:31:25,182 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) [2024-10-11 15:31:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2326 transitions. [2024-10-11 15:31:25,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2024-10-11 15:31:25,191 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:25,191 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] [2024-10-11 15:31:25,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 15:31:25,192 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:25,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:25,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1231701208, now seen corresponding path program 1 times [2024-10-11 15:31:25,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:25,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049529611] [2024-10-11 15:31:25,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:25,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:25,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 15:31:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 15:31:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:31:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 15:31:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:31:26,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-11 15:31:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-11 15:31:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 15:31:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 15:31:26,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 15:31:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-11 15:31:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 15:31:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 15:31:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 15:31:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 15:31:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-11 15:31:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:26,247 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2024-10-11 15:31:26,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:26,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049529611] [2024-10-11 15:31:26,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049529611] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:26,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:31:26,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 15:31:26,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292733890] [2024-10-11 15:31:26,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:26,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:31:26,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:26,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:31:26,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:31:26,249 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) [2024-10-11 15:31:29,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:29,590 INFO L93 Difference]: Finished difference Result 3510 states and 5454 transitions. [2024-10-11 15:31:29,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 15:31:29,591 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 [2024-10-11 15:31:29,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:29,609 INFO L225 Difference]: With dead ends: 3510 [2024-10-11 15:31:29,609 INFO L226 Difference]: Without dead ends: 2007 [2024-10-11 15:31:29,616 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 [2024-10-11 15:31:29,617 INFO L432 NwaCegarLoop]: 693 mSDtfsCounter, 1005 mSDsluCounter, 1861 mSDsCounter, 0 mSdLazyCounter, 1919 mSolverCounterSat, 736 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 2554 SdHoareTripleChecker+Invalid, 2655 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 736 IncrementalHoareTripleChecker+Valid, 1919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:29,618 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1175 Valid, 2554 Invalid, 2655 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [736 Valid, 1919 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-10-11 15:31:29,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2007 states. [2024-10-11 15:31:29,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2007 to 1809. [2024-10-11 15:31:29,760 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) [2024-10-11 15:31:29,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1809 states and 2790 transitions. [2024-10-11 15:31:29,776 INFO L78 Accepts]: Start accepts. Automaton has 1809 states and 2790 transitions. Word has length 331 [2024-10-11 15:31:29,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:29,777 INFO L471 AbstractCegarLoop]: Abstraction has 1809 states and 2790 transitions. [2024-10-11 15:31:29,777 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) [2024-10-11 15:31:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2790 transitions. [2024-10-11 15:31:29,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2024-10-11 15:31:29,787 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:29,787 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] [2024-10-11 15:31:29,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 15:31:29,787 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:29,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:29,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1182226369, now seen corresponding path program 1 times [2024-10-11 15:31:29,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:29,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532084011] [2024-10-11 15:31:29,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:29,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:30,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 15:31:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:30,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 15:31:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:31:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:31:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-11 15:31:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:31:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:30,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 15:31:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 15:31:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-11 15:31:30,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 15:31:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 15:31:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 15:31:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 15:31:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 15:31:30,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 15:31:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:30,607 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2024-10-11 15:31:30,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:30,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532084011] [2024-10-11 15:31:30,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532084011] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:30,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:31:30,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:31:30,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68234026] [2024-10-11 15:31:30,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:30,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:31:30,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:30,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:31:30,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:31:30,609 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) [2024-10-11 15:31:34,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:34,150 INFO L93 Difference]: Finished difference Result 3790 states and 5914 transitions. [2024-10-11 15:31:34,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 15:31:34,151 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 [2024-10-11 15:31:34,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:34,168 INFO L225 Difference]: With dead ends: 3790 [2024-10-11 15:31:34,169 INFO L226 Difference]: Without dead ends: 2013 [2024-10-11 15:31:34,177 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 [2024-10-11 15:31:34,179 INFO L432 NwaCegarLoop]: 604 mSDtfsCounter, 318 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 558 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 2376 SdHoareTripleChecker+Invalid, 2150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 558 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:34,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 2376 Invalid, 2150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [558 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-11 15:31:34,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2013 states. [2024-10-11 15:31:34,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2013 to 1849. [2024-10-11 15:31:34,305 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) [2024-10-11 15:31:34,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2826 transitions. [2024-10-11 15:31:34,317 INFO L78 Accepts]: Start accepts. Automaton has 1849 states and 2826 transitions. Word has length 344 [2024-10-11 15:31:34,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:34,317 INFO L471 AbstractCegarLoop]: Abstraction has 1849 states and 2826 transitions. [2024-10-11 15:31:34,318 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) [2024-10-11 15:31:34,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2826 transitions. [2024-10-11 15:31:34,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2024-10-11 15:31:34,327 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:34,327 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] [2024-10-11 15:31:34,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 15:31:34,327 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:34,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:34,328 INFO L85 PathProgramCache]: Analyzing trace with hash -603176893, now seen corresponding path program 1 times [2024-10-11 15:31:34,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:34,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445995845] [2024-10-11 15:31:34,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:34,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:34,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:34,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 15:31:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:34,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 15:31:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:31:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:31:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-11 15:31:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:31:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 15:31:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 15:31:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-11 15:31:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 15:31:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 15:31:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-11 15:31:34,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 15:31:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 15:31:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-11 15:31:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2024-10-11 15:31:34,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:34,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445995845] [2024-10-11 15:31:34,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445995845] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:34,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:31:34,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:31:34,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505544359] [2024-10-11 15:31:34,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:34,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:31:34,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:34,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:31:34,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:31:34,943 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) [2024-10-11 15:31:37,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:37,409 INFO L93 Difference]: Finished difference Result 3830 states and 5926 transitions. [2024-10-11 15:31:37,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 15:31:37,410 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 [2024-10-11 15:31:37,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:37,430 INFO L225 Difference]: With dead ends: 3830 [2024-10-11 15:31:37,430 INFO L226 Difference]: Without dead ends: 2013 [2024-10-11 15:31:37,440 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 [2024-10-11 15:31:37,441 INFO L432 NwaCegarLoop]: 613 mSDtfsCounter, 1148 mSDsluCounter, 1025 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 1159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 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, 2.2s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:37,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1272 Valid, 1638 Invalid, 2014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1159 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-10-11 15:31:37,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2013 states. [2024-10-11 15:31:37,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2013 to 1849. [2024-10-11 15:31:37,570 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) [2024-10-11 15:31:37,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2818 transitions. [2024-10-11 15:31:37,583 INFO L78 Accepts]: Start accepts. Automaton has 1849 states and 2818 transitions. Word has length 344 [2024-10-11 15:31:37,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:37,584 INFO L471 AbstractCegarLoop]: Abstraction has 1849 states and 2818 transitions. [2024-10-11 15:31:37,584 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) [2024-10-11 15:31:37,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2818 transitions. [2024-10-11 15:31:37,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-10-11 15:31:37,593 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:37,593 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] [2024-10-11 15:31:37,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 15:31:37,593 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:37,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:37,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1016807743, now seen corresponding path program 1 times [2024-10-11 15:31:37,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:37,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827348811] [2024-10-11 15:31:37,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:37,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 15:31:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 15:31:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:31:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:31:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-11 15:31:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:31:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 15:31:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-11 15:31:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 15:31:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 15:31:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 15:31:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 15:31:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 15:31:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-11 15:31:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-11 15:31:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-11 15:31:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:38,614 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-10-11 15:31:38,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:38,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827348811] [2024-10-11 15:31:38,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827348811] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:31:38,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142183799] [2024-10-11 15:31:38,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:38,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:31:38,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:31:38,618 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:31:38,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 15:31:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:39,261 INFO L255 TraceCheckSpWp]: Trace formula consists of 2083 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 15:31:39,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:31:39,616 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2024-10-11 15:31:39,617 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:31:39,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142183799] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:39,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:31:39,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [10] total 11 [2024-10-11 15:31:39,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91586326] [2024-10-11 15:31:39,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:39,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:31:39,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:39,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:31:39,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-10-11 15:31:39,619 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) [2024-10-11 15:31:39,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:39,877 INFO L93 Difference]: Finished difference Result 3666 states and 5594 transitions. [2024-10-11 15:31:39,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:31:39,878 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 [2024-10-11 15:31:39,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:39,893 INFO L225 Difference]: With dead ends: 3666 [2024-10-11 15:31:39,893 INFO L226 Difference]: Without dead ends: 1849 [2024-10-11 15:31:39,901 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 [2024-10-11 15:31:39,903 INFO L432 NwaCegarLoop]: 824 mSDtfsCounter, 682 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2024-10-11 15:31:39,903 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] [2024-10-11 15:31:39,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1849 states. [2024-10-11 15:31:40,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1849 to 1849. [2024-10-11 15:31:40,082 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) [2024-10-11 15:31:40,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1849 states and 2816 transitions. [2024-10-11 15:31:40,093 INFO L78 Accepts]: Start accepts. Automaton has 1849 states and 2816 transitions. Word has length 351 [2024-10-11 15:31:40,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:40,093 INFO L471 AbstractCegarLoop]: Abstraction has 1849 states and 2816 transitions. [2024-10-11 15:31:40,094 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) [2024-10-11 15:31:40,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2816 transitions. [2024-10-11 15:31:40,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2024-10-11 15:31:40,099 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:40,100 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] [2024-10-11 15:31:40,124 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 15:31:40,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:31:40,301 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:40,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:40,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1270458391, now seen corresponding path program 1 times [2024-10-11 15:31:40,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:40,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830502200] [2024-10-11 15:31:40,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:40,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 15:31:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 15:31:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:31:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:31:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-11 15:31:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:40,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:31:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 15:31:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-11 15:31:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 15:31:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 15:31:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 15:31:40,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 15:31:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 15:31:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 15:31:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 15:31:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 15:31:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:40,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:41,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:41,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 15:31:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:41,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:41,018 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2024-10-11 15:31:41,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:41,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830502200] [2024-10-11 15:31:41,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830502200] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:31:41,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563270941] [2024-10-11 15:31:41,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:41,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:31:41,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:31:41,021 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:31:41,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 15:31:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:41,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 2100 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 15:31:41,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:31:41,826 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2024-10-11 15:31:41,827 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:31:41,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563270941] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:41,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:31:41,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-11 15:31:41,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331667898] [2024-10-11 15:31:41,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:41,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:31:41,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:41,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:31:41,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-10-11 15:31:41,830 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) [2024-10-11 15:31:42,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:42,348 INFO L93 Difference]: Finished difference Result 4523 states and 6845 transitions. [2024-10-11 15:31:42,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:31:42,349 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 [2024-10-11 15:31:42,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:42,367 INFO L225 Difference]: With dead ends: 4523 [2024-10-11 15:31:42,368 INFO L226 Difference]: Without dead ends: 2628 [2024-10-11 15:31:42,376 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 [2024-10-11 15:31:42,378 INFO L432 NwaCegarLoop]: 955 mSDtfsCounter, 521 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 [2024-10-11 15:31:42,378 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] [2024-10-11 15:31:42,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2628 states. [2024-10-11 15:31:42,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2628 to 2628. [2024-10-11 15:31:42,606 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) [2024-10-11 15:31:42,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2628 states and 3958 transitions. [2024-10-11 15:31:42,627 INFO L78 Accepts]: Start accepts. Automaton has 2628 states and 3958 transitions. Word has length 356 [2024-10-11 15:31:42,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:42,631 INFO L471 AbstractCegarLoop]: Abstraction has 2628 states and 3958 transitions. [2024-10-11 15:31:42,632 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) [2024-10-11 15:31:42,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 3958 transitions. [2024-10-11 15:31:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2024-10-11 15:31:42,643 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:42,643 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] [2024-10-11 15:31:42,664 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-11 15:31:42,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:31:42,844 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:42,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:42,844 INFO L85 PathProgramCache]: Analyzing trace with hash 1882006439, now seen corresponding path program 1 times [2024-10-11 15:31:42,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:42,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786029429] [2024-10-11 15:31:42,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:42,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:43,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:43,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 15:31:43,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:43,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 15:31:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:31:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:31:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-11 15:31:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:31:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 15:31:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-11 15:31:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 15:31:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 15:31:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 15:31:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 15:31:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 15:31:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 15:31:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 15:31:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 15:31:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-11 15:31:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:43,381 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2024-10-11 15:31:43,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:43,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786029429] [2024-10-11 15:31:43,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786029429] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:43,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:31:43,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 15:31:43,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167087405] [2024-10-11 15:31:43,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:43,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:31:43,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:43,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:31:43,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:31:43,384 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) [2024-10-11 15:31:45,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:45,734 INFO L93 Difference]: Finished difference Result 5536 states and 8442 transitions. [2024-10-11 15:31:45,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-11 15:31:45,735 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 [2024-10-11 15:31:45,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:45,755 INFO L225 Difference]: With dead ends: 5536 [2024-10-11 15:31:45,755 INFO L226 Difference]: Without dead ends: 2940 [2024-10-11 15:31:45,765 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 [2024-10-11 15:31:45,765 INFO L432 NwaCegarLoop]: 611 mSDtfsCounter, 975 mSDsluCounter, 1826 mSDsCounter, 0 mSdLazyCounter, 1511 mSolverCounterSat, 708 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1125 SdHoareTripleChecker+Valid, 2437 SdHoareTripleChecker+Invalid, 2219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 708 IncrementalHoareTripleChecker+Valid, 1511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:45,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1125 Valid, 2437 Invalid, 2219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [708 Valid, 1511 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-11 15:31:45,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2940 states. [2024-10-11 15:31:45,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2940 to 2632. [2024-10-11 15:31:45,939 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) [2024-10-11 15:31:45,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 2632 states and 3962 transitions. [2024-10-11 15:31:45,956 INFO L78 Accepts]: Start accepts. Automaton has 2632 states and 3962 transitions. Word has length 356 [2024-10-11 15:31:45,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:45,957 INFO L471 AbstractCegarLoop]: Abstraction has 2632 states and 3962 transitions. [2024-10-11 15:31:45,957 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) [2024-10-11 15:31:45,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 3962 transitions. [2024-10-11 15:31:45,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2024-10-11 15:31:45,966 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:45,966 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] [2024-10-11 15:31:45,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 15:31:45,967 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:45,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:45,967 INFO L85 PathProgramCache]: Analyzing trace with hash -190107616, now seen corresponding path program 1 times [2024-10-11 15:31:45,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:45,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045159296] [2024-10-11 15:31:45,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:45,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:46,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:46,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:46,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 15:31:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 15:31:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:31:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:31:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-11 15:31:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:31:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 15:31:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-11 15:31:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 15:31:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 15:31:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-11 15:31:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 15:31:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-11 15:31:46,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 15:31:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:46,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-11 15:31:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-11 15:31:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 15:31:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-10-11 15:31:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-10-11 15:31:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:46,453 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2024-10-11 15:31:46,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:46,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045159296] [2024-10-11 15:31:46,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045159296] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:46,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:31:46,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:31:46,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279641737] [2024-10-11 15:31:46,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:46,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:31:46,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:46,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:31:46,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:31:46,456 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) [2024-10-11 15:31:48,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:48,911 INFO L93 Difference]: Finished difference Result 4029 states and 6078 transitions. [2024-10-11 15:31:48,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 15:31:48,912 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 [2024-10-11 15:31:48,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:48,923 INFO L225 Difference]: With dead ends: 4029 [2024-10-11 15:31:48,923 INFO L226 Difference]: Without dead ends: 1374 [2024-10-11 15:31:48,931 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 [2024-10-11 15:31:48,932 INFO L432 NwaCegarLoop]: 612 mSDtfsCounter, 536 mSDsluCounter, 1496 mSDsCounter, 0 mSdLazyCounter, 1282 mSolverCounterSat, 1011 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 2108 SdHoareTripleChecker+Invalid, 2293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1011 IncrementalHoareTripleChecker+Valid, 1282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:48,932 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [537 Valid, 2108 Invalid, 2293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1011 Valid, 1282 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-11 15:31:48,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1374 states. [2024-10-11 15:31:49,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1374 to 1206. [2024-10-11 15:31:49,072 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) [2024-10-11 15:31:49,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1762 transitions. [2024-10-11 15:31:49,081 INFO L78 Accepts]: Start accepts. Automaton has 1206 states and 1762 transitions. Word has length 363 [2024-10-11 15:31:49,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:49,082 INFO L471 AbstractCegarLoop]: Abstraction has 1206 states and 1762 transitions. [2024-10-11 15:31:49,083 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) [2024-10-11 15:31:49,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1762 transitions. [2024-10-11 15:31:49,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2024-10-11 15:31:49,089 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:49,089 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] [2024-10-11 15:31:49,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-11 15:31:49,089 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:49,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:49,090 INFO L85 PathProgramCache]: Analyzing trace with hash -219627410, now seen corresponding path program 1 times [2024-10-11 15:31:49,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:49,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419741961] [2024-10-11 15:31:49,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:49,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-11 15:31:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 15:31:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:31:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:31:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-11 15:31:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:31:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 15:31:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-11 15:31:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-11 15:31:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 15:31:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 15:31:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 15:31:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 15:31:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-11 15:31:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-11 15:31:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 15:31:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-11 15:31:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-10-11 15:31:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 15:31:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-11 15:31:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:49,765 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2024-10-11 15:31:49,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:49,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419741961] [2024-10-11 15:31:49,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419741961] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:31:49,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [945068119] [2024-10-11 15:31:49,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:49,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:31:49,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:31:49,767 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:31:49,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 15:31:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:50,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 2130 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-11 15:31:50,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:31:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2024-10-11 15:31:50,652 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:31:50,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [945068119] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:50,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:31:50,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 14 [2024-10-11 15:31:50,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450930324] [2024-10-11 15:31:50,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:50,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 15:31:50,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:50,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 15:31:50,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2024-10-11 15:31:50,655 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) [2024-10-11 15:31:51,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:51,336 INFO L93 Difference]: Finished difference Result 2350 states and 3444 transitions. [2024-10-11 15:31:51,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:31:51,337 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 [2024-10-11 15:31:51,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:51,351 INFO L225 Difference]: With dead ends: 2350 [2024-10-11 15:31:51,351 INFO L226 Difference]: Without dead ends: 1214 [2024-10-11 15:31:51,356 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 [2024-10-11 15:31:51,358 INFO L432 NwaCegarLoop]: 791 mSDtfsCounter, 0 mSDsluCounter, 2362 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:51,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3153 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 15:31:51,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1214 states. [2024-10-11 15:31:51,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1214 to 1208. [2024-10-11 15:31:51,460 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) [2024-10-11 15:31:51,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1766 transitions. [2024-10-11 15:31:51,468 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1766 transitions. Word has length 368 [2024-10-11 15:31:51,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:51,469 INFO L471 AbstractCegarLoop]: Abstraction has 1208 states and 1766 transitions. [2024-10-11 15:31:51,469 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) [2024-10-11 15:31:51,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1766 transitions. [2024-10-11 15:31:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2024-10-11 15:31:51,475 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:51,475 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] [2024-10-11 15:31:51,498 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 15:31:51,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:31:51,680 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:51,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:51,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1754360399, now seen corresponding path program 1 times [2024-10-11 15:31:51,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:51,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723587328] [2024-10-11 15:31:51,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:51,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:51,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:51,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:51,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:51,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:52,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:31:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:31:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 15:31:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:31:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:31:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-11 15:31:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 15:31:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-11 15:31:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 15:31:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 15:31:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 15:31:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 15:31:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-11 15:31:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-11 15:31:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-11 15:31:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-11 15:31:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-11 15:31:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 15:31:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-11 15:31:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-11 15:31:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-10-11 15:31:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2024-10-11 15:31:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:52,250 INFO L134 CoverageAnalysis]: Checked inductivity of 608 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2024-10-11 15:31:52,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:52,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723587328] [2024-10-11 15:31:52,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723587328] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:31:52,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1967638770] [2024-10-11 15:31:52,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:52,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:31:52,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:31:52,253 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:31:52,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 15:31:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:53,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 2161 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-11 15:31:53,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:31:53,078 INFO L134 CoverageAnalysis]: Checked inductivity of 608 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2024-10-11 15:31:53,078 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:31:53,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1967638770] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:53,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:31:53,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-10-11 15:31:53,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901746332] [2024-10-11 15:31:53,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:53,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 15:31:53,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:53,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 15:31:53,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-11 15:31:53,081 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) [2024-10-11 15:31:53,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:53,764 INFO L93 Difference]: Finished difference Result 2300 states and 3374 transitions. [2024-10-11 15:31:53,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 15:31:53,765 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 [2024-10-11 15:31:53,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:53,775 INFO L225 Difference]: With dead ends: 2300 [2024-10-11 15:31:53,776 INFO L226 Difference]: Without dead ends: 1214 [2024-10-11 15:31:53,780 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 [2024-10-11 15:31:53,781 INFO L432 NwaCegarLoop]: 791 mSDtfsCounter, 0 mSDsluCounter, 2362 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:53,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3153 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 15:31:53,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1214 states. [2024-10-11 15:31:53,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1214 to 1208. [2024-10-11 15:31:53,865 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) [2024-10-11 15:31:53,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1764 transitions. [2024-10-11 15:31:53,873 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1764 transitions. Word has length 381 [2024-10-11 15:31:53,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:53,874 INFO L471 AbstractCegarLoop]: Abstraction has 1208 states and 1764 transitions. [2024-10-11 15:31:53,874 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) [2024-10-11 15:31:53,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1764 transitions. [2024-10-11 15:31:53,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2024-10-11 15:31:53,881 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:53,882 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] [2024-10-11 15:31:53,905 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-11 15:31:54,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-11 15:31:54,083 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:54,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:54,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1090719882, now seen corresponding path program 2 times [2024-10-11 15:31:54,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:54,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720981928] [2024-10-11 15:31:54,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:54,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:54,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:31:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:31:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 15:31:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:31:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:31:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:54,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:31:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:31:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 15:31:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 15:31:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 15:31:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 15:31:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 15:31:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 15:31:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-11 15:31:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 15:31:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 15:31:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 15:31:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 15:31:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 15:31:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 15:31:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-10-11 15:31:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-10-11 15:31:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-11 15:31:54,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-10-11 15:31:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 747 trivial. 0 not checked. [2024-10-11 15:31:54,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:54,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720981928] [2024-10-11 15:31:54,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720981928] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:31:54,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [924830296] [2024-10-11 15:31:54,777 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 15:31:54,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:31:54,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:31:54,779 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:31:54,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 15:31:55,707 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 15:31:55,708 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 15:31:55,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 2192 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 15:31:55,724 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:31:55,773 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-10-11 15:31:55,774 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:31:55,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [924830296] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:55,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:31:55,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 14 [2024-10-11 15:31:55,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054011756] [2024-10-11 15:31:55,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:55,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:31:55,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:55,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:31:55,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-10-11 15:31:55,776 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) [2024-10-11 15:31:57,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:31:57,458 INFO L93 Difference]: Finished difference Result 2071 states and 3056 transitions. [2024-10-11 15:31:57,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 15:31:57,458 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 [2024-10-11 15:31:57,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:31:57,468 INFO L225 Difference]: With dead ends: 2071 [2024-10-11 15:31:57,469 INFO L226 Difference]: Without dead ends: 1234 [2024-10-11 15:31:57,472 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 [2024-10-11 15:31:57,473 INFO L432 NwaCegarLoop]: 787 mSDtfsCounter, 1 mSDsluCounter, 4712 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s 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, 1.6s IncrementalHoareTripleChecker+Time [2024-10-11 15:31:57,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 5499 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-10-11 15:31:57,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1234 states. [2024-10-11 15:31:57,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1234 to 1224. [2024-10-11 15:31:57,557 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) [2024-10-11 15:31:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1791 transitions. [2024-10-11 15:31:57,566 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1791 transitions. Word has length 394 [2024-10-11 15:31:57,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:31:57,567 INFO L471 AbstractCegarLoop]: Abstraction has 1224 states and 1791 transitions. [2024-10-11 15:31:57,567 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) [2024-10-11 15:31:57,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1791 transitions. [2024-10-11 15:31:57,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-10-11 15:31:57,572 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:31:57,573 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] [2024-10-11 15:31:57,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-11 15:31:57,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-11 15:31:57,774 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:31:57,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:31:57,775 INFO L85 PathProgramCache]: Analyzing trace with hash 951493000, now seen corresponding path program 1 times [2024-10-11 15:31:57,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:31:57,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001729698] [2024-10-11 15:31:57,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:57,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:31:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:31:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:31:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:31:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:31:58,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:31:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:31:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:31:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:31:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:31:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:31:58,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:31:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:31:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 15:31:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:31:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:31:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:31:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:31:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:31:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:31:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:31:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 15:31:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 15:31:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 15:31:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:31:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 15:31:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 15:31:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 15:31:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:31:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-11 15:31:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 15:31:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 15:31:58,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:31:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:31:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:31:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 15:31:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 15:31:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 15:31:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 15:31:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 15:31:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 15:31:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 15:31:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 15:31:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:31:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-11 15:31:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 15:31:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-11 15:31:58,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:58,421 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 759 trivial. 0 not checked. [2024-10-11 15:31:58,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:31:58,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001729698] [2024-10-11 15:31:58,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001729698] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:31:58,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2032145827] [2024-10-11 15:31:58,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:31:58,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:31:58,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:31:58,424 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:31:58,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 15:31:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:31:59,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 2221 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-11 15:31:59,266 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:31:59,395 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2024-10-11 15:31:59,395 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:31:59,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2032145827] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:31:59,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:31:59,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2024-10-11 15:31:59,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723065297] [2024-10-11 15:31:59,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:31:59,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 15:31:59,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:31:59,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 15:31:59,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2024-10-11 15:31:59,398 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) [2024-10-11 15:32:00,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:32:00,965 INFO L93 Difference]: Finished difference Result 2954 states and 4363 transitions. [2024-10-11 15:32:00,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-11 15:32:00,966 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 [2024-10-11 15:32:00,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:32:00,979 INFO L225 Difference]: With dead ends: 2954 [2024-10-11 15:32:00,980 INFO L226 Difference]: Without dead ends: 2101 [2024-10-11 15:32:00,984 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 [2024-10-11 15:32:00,984 INFO L432 NwaCegarLoop]: 1264 mSDtfsCounter, 587 mSDsluCounter, 9615 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:32:00,985 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [595 Valid, 10879 Invalid, 720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-10-11 15:32:00,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2101 states. [2024-10-11 15:32:01,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2101 to 1236. [2024-10-11 15:32:01,167 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) [2024-10-11 15:32:01,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1236 states and 1809 transitions. [2024-10-11 15:32:01,178 INFO L78 Accepts]: Start accepts. Automaton has 1236 states and 1809 transitions. Word has length 403 [2024-10-11 15:32:01,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:32:01,179 INFO L471 AbstractCegarLoop]: Abstraction has 1236 states and 1809 transitions. [2024-10-11 15:32:01,179 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) [2024-10-11 15:32:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1809 transitions. [2024-10-11 15:32:01,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-10-11 15:32:01,187 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:32:01,188 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] [2024-10-11 15:32:01,210 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-11 15:32:01,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-11 15:32:01,391 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:32:01,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:32:01,392 INFO L85 PathProgramCache]: Analyzing trace with hash -420314298, now seen corresponding path program 1 times [2024-10-11 15:32:01,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:32:01,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392283768] [2024-10-11 15:32:01,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:32:01,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:32:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:32:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:32:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:02,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:32:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:32:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:32:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:32:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:32:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:32:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:32:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:32:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:32:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:32:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:32:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:32:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 15:32:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:32:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:32:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:32:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:32:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:32:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:32:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:32:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 15:32:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:32:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:32:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:32:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:32:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 15:32:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 15:32:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 15:32:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 15:32:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 15:32:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 15:32:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-11 15:32:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-11 15:32:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-11 15:32:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:32:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:32:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:32:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-10-11 15:32:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-10-11 15:32:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-10-11 15:32:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-11 15:32:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-11 15:32:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-11 15:32:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-10-11 15:32:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-10-11 15:32:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-11 15:32:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2024-10-11 15:32:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-10-11 15:32:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:02,588 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 8 proven. 23 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2024-10-11 15:32:02,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:32:02,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392283768] [2024-10-11 15:32:02,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392283768] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:32:02,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1568903677] [2024-10-11 15:32:02,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:32:02,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:32:02,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:32:02,591 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:32:02,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-11 15:32:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:03,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 2216 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-11 15:32:03,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:32:04,026 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2024-10-11 15:32:04,026 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:32:04,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1568903677] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:32:04,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:32:04,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2024-10-11 15:32:04,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622373] [2024-10-11 15:32:04,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:32:04,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:32:04,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:32:04,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:32:04,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2024-10-11 15:32:04,030 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) [2024-10-11 15:32:05,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:32:05,815 INFO L93 Difference]: Finished difference Result 2460 states and 3584 transitions. [2024-10-11 15:32:05,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 15:32:05,816 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 [2024-10-11 15:32:05,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:32:05,834 INFO L225 Difference]: With dead ends: 2460 [2024-10-11 15:32:05,835 INFO L226 Difference]: Without dead ends: 1293 [2024-10-11 15:32:05,839 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 [2024-10-11 15:32:05,840 INFO L432 NwaCegarLoop]: 798 mSDtfsCounter, 171 mSDsluCounter, 4696 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s 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, 1.5s IncrementalHoareTripleChecker+Time [2024-10-11 15:32:05,840 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 5494 Invalid, 487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 463 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-11 15:32:05,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2024-10-11 15:32:05,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 1290. [2024-10-11 15:32:05,975 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) [2024-10-11 15:32:05,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1872 transitions. [2024-10-11 15:32:05,984 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1872 transitions. Word has length 403 [2024-10-11 15:32:05,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:32:05,984 INFO L471 AbstractCegarLoop]: Abstraction has 1290 states and 1872 transitions. [2024-10-11 15:32:05,985 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) [2024-10-11 15:32:05,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1872 transitions. [2024-10-11 15:32:05,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2024-10-11 15:32:05,990 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:32:05,990 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] [2024-10-11 15:32:06,013 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-11 15:32:06,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,8 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:32:06,192 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:32:06,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:32:06,192 INFO L85 PathProgramCache]: Analyzing trace with hash -743778587, now seen corresponding path program 1 times [2024-10-11 15:32:06,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:32:06,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086629692] [2024-10-11 15:32:06,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:32:06,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:32:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:32:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:32:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:32:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:32:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:32:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:32:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 15:32:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:32:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-11 15:32:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 15:32:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:32:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:32:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:32:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:32:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 15:32:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:32:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:32:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 15:32:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 15:32:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:32:06,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:32:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:32:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 15:32:06,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:32:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:32:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:32:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 15:32:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-11 15:32:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 15:32:06,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 15:32:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:32:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 15:32:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 15:32:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 15:32:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:32:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-10-11 15:32:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-11 15:32:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-11 15:32:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-10-11 15:32:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:32:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-11 15:32:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-11 15:32:06,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-10-11 15:32:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-11 15:32:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-11 15:32:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-10-11 15:32:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-11 15:32:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-10-11 15:32:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-10-11 15:32:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:32:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-11 15:32:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2024-10-11 15:32:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-10-11 15:32:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:32:06,994 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 759 trivial. 0 not checked. [2024-10-11 15:32:06,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:32:06,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086629692] [2024-10-11 15:32:06,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086629692] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:32:06,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:32:06,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-11 15:32:06,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351470953] [2024-10-11 15:32:06,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:32:06,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 15:32:06,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:32:06,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 15:32:06,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-11 15:32:06,997 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)