./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'fe8c4b1a27642c802f8c97577aadb7892fddcd015ae43c580aa1247dba190651'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../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-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 0.3.0-?-4f9af40 [2024-11-07 13:19:43,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 13:19:43,756 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 13:19:43,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 13:19:43,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 13:19:43,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 13:19:43,784 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 13:19:43,784 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 13:19:43,784 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 13:19:43,784 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 13:19:43,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 13:19:43,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 13:19:43,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 13:19:43,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 13:19:43,786 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 13:19:43,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 13:19:43,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 13:19:43,786 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 13:19:43,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 13:19:43,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 13:19:43,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 13:19:43,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 13:19:43,787 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 13:19:43,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 13:19:43,787 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 13:19:43,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 13:19:43,787 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 13:19:43,787 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 13:19:43,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 13:19:43,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:19:43,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 13:19:43,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 13:19:43,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 13:19:43,788 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 13:19:43,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 13:19:43,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 13:19:43,788 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 13:19:43,788 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 13:19:43,788 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 13:19:43,788 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 [2024-11-07 13:19:44,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 13:19:44,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 13:19:44,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 13:19:44,023 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 13:19:44,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 13:19:44,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2024-11-07 13:19:45,085 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 13:19:45,417 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 13:19:45,419 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2024-11-07 13:19:45,447 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/632d88eb3/cb2bec24326f4b8ca4ea5d9e068f02cd/FLAGba1572a1e [2024-11-07 13:19:45,652 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/632d88eb3/cb2bec24326f4b8ca4ea5d9e068f02cd [2024-11-07 13:19:45,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 13:19:45,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 13:19:45,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 13:19:45,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 13:19:45,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 13:19:45,659 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:19:45" (1/1) ... [2024-11-07 13:19:45,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e26b59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:45, skipping insertion in model container [2024-11-07 13:19:45,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:19:45" (1/1) ... [2024-11-07 13:19:45,704 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 13:19:46,184 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2024-11-07 13:19:46,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:19:46,223 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 13:19:46,271 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] [2024-11-07 13:19:46,272 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] [2024-11-07 13:19:46,273 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] [2024-11-07 13:19:46,273 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] [2024-11-07 13:19:46,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3164] [2024-11-07 13:19:46,275 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3172] [2024-11-07 13:19:46,293 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] [2024-11-07 13:19:46,298 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] [2024-11-07 13:19:46,298 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] [2024-11-07 13:19:46,298 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] [2024-11-07 13:19:46,298 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] [2024-11-07 13:19:46,298 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] [2024-11-07 13:19:46,299 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] [2024-11-07 13:19:46,299 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] [2024-11-07 13:19:46,299 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] [2024-11-07 13:19:46,299 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] [2024-11-07 13:19:46,299 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] [2024-11-07 13:19:46,300 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] [2024-11-07 13:19:46,301 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] [2024-11-07 13:19:46,302 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] [2024-11-07 13:19:46,302 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] [2024-11-07 13:19:46,302 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] [2024-11-07 13:19:46,303 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] [2024-11-07 13:19:46,303 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] [2024-11-07 13:19:46,328 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/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] [2024-11-07 13:19:46,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:19:46,357 INFO L204 MainTranslator]: Completed translation [2024-11-07 13:19:46,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46 WrapperNode [2024-11-07 13:19:46,358 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 13:19:46,359 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 13:19:46,359 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 13:19:46,359 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 13:19:46,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,384 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,418 INFO L138 Inliner]: procedures = 96, calls = 407, calls flagged for inlining = 31, calls inlined = 28, statements flattened = 1298 [2024-11-07 13:19:46,419 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 13:19:46,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 13:19:46,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 13:19:46,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 13:19:46,426 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,436 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,503 INFO L175 MemorySlicer]: Split 104 memory accesses to 11 slices as follows [29, 2, 0, 9, 8, 34, 3, 13, 2, 1, 3]. 33 percent of accesses are in the largest equivalence class. The 40 initializations are split as follows [0, 2, 0, 0, 0, 34, 1, 0, 0, 0, 3]. The 50 writes are split as follows [29, 0, 0, 2, 4, 0, 1, 12, 1, 1, 0]. [2024-11-07 13:19:46,503 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,526 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,540 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 13:19:46,576 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 13:19:46,576 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 13:19:46,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 13:19:46,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (1/1) ... [2024-11-07 13:19:46,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:19:46,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:19:46,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 13:19:46,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 13:19:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 13:19:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2024-11-07 13:19:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2024-11-07 13:19:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outw [2024-11-07 13:19:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outw [2024-11-07 13:19:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_stop [2024-11-07 13:19:46,618 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_stop [2024-11-07 13:19:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 13:19:46,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_write [2024-11-07 13:19:46,619 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_write [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_update_timeout [2024-11-07 13:19:46,619 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_update_timeout [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 13:19:46,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 13:19:46,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 13:19:46,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 13:19:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 13:19:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 13:19:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 13:19:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 13:19:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 13:19:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-07 13:19:46,621 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-07 13:19:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 13:19:46,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_round_time [2024-11-07 13:19:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_round_time [2024-11-07 13:19:46,622 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_reboot_notifier [2024-11-07 13:19:46,622 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_reboot_notifier [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-07 13:19:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure superio_exit [2024-11-07 13:19:46,623 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_exit [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-07 13:19:46,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-07 13:19:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-07 13:19:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-07 13:19:46,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-07 13:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 13:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2024-11-07 13:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-07 13:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_start [2024-11-07 13:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_start [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2024-11-07 13:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2024-11-07 13:19:46,625 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-07 13:19:46,625 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-07 13:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-07 13:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-07 13:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure superio_enter [2024-11-07 13:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_enter [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-07 13:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 13:19:46,626 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 13:19:46,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 13:19:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure wdt_keepalive [2024-11-07 13:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure wdt_keepalive [2024-11-07 13:19:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-11-07 13:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-11-07 13:19:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2024-11-07 13:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2024-11-07 13:19:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure superio_outb [2024-11-07 13:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_outb [2024-11-07 13:19:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 13:19:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-07 13:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-07 13:19:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-07 13:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-07 13:19:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 13:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 13:19:46,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-07 13:19:46,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-07 13:19:46,892 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 13:19:46,894 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 13:19:46,985 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 13:19:51,952 INFO L? ?]: Removed 473 outVars from TransFormulas that were not future-live. [2024-11-07 13:19:51,952 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 13:19:51,975 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 13:19:51,976 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 13:19:51,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:19:51 BoogieIcfgContainer [2024-11-07 13:19:51,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 13:19:51,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 13:19:51,983 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 13:19:51,986 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 13:19:51,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:19:45" (1/3) ... [2024-11-07 13:19:51,987 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dee3608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:19:51, skipping insertion in model container [2024-11-07 13:19:51,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:19:46" (2/3) ... [2024-11-07 13:19:51,987 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dee3608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:19:51, skipping insertion in model container [2024-11-07 13:19:51,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:19:51" (3/3) ... [2024-11-07 13:19:51,988 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2024-11-07 13:19:51,998 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 13:19:51,999 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 13:19:52,064 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 13:19:52,075 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;@652285ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 13:19:52,076 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 13:19:52,083 INFO L276 IsEmpty]: Start isEmpty. Operand has 618 states, 395 states have (on average 1.3974683544303796) internal successors, (552), 427 states have internal predecessors, (552), 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) [2024-11-07 13:19:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-07 13:19:52,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:19:52,096 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 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, 1, 1, 1] [2024-11-07 13:19:52,096 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:19:52,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:19:52,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1376326871, now seen corresponding path program 1 times [2024-11-07 13:19:52,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:19:52,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89970647] [2024-11-07 13:19:52,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:19:52,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:19:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:19:52,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:19:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:19:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:19:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:19:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:19:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:19:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:19:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:19:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:19:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:19:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:19:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:19:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:19:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:19:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:52,892 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-07 13:19:52,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:19:52,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89970647] [2024-11-07 13:19:52,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89970647] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:19:52,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:19:52,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:19:52,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925131458] [2024-11-07 13:19:52,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:19:52,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:19:52,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:19:52,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:19:52,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:19:52,914 INFO L87 Difference]: Start difference. First operand has 618 states, 395 states have (on average 1.3974683544303796) internal successors, (552), 427 states have internal predecessors, (552), 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 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 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) [2024-11-07 13:19:56,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:19:58,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:19:58,574 INFO L93 Difference]: Finished difference Result 1295 states and 2010 transitions. [2024-11-07 13:19:58,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 13:19:58,577 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 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 137 [2024-11-07 13:19:58,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:19:58,595 INFO L225 Difference]: With dead ends: 1295 [2024-11-07 13:19:58,596 INFO L226 Difference]: Without dead ends: 671 [2024-11-07 13:19:58,604 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 [2024-11-07 13:19:58,606 INFO L432 NwaCegarLoop]: 671 mSDtfsCounter, 477 mSDsluCounter, 1175 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 780 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 478 SdHoareTripleChecker+Valid, 1846 SdHoareTripleChecker+Invalid, 1682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 780 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-07 13:19:58,608 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [478 Valid, 1846 Invalid, 1682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [780 Valid, 901 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-11-07 13:19:58,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2024-11-07 13:19:58,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 607. [2024-11-07 13:19:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 607 states, 390 states have (on average 1.3717948717948718) internal successors, (535), 416 states have internal predecessors, (535), 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) [2024-11-07 13:19:58,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 908 transitions. [2024-11-07 13:19:58,701 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 908 transitions. Word has length 137 [2024-11-07 13:19:58,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:19:58,701 INFO L471 AbstractCegarLoop]: Abstraction has 607 states and 908 transitions. [2024-11-07 13:19:58,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 2 states have internal predecessors, (49), 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) [2024-11-07 13:19:58,703 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 908 transitions. [2024-11-07 13:19:58,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-07 13:19:58,706 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:19:58,706 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 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, 1, 1, 1] [2024-11-07 13:19:58,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 13:19:58,707 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:19:58,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:19:58,707 INFO L85 PathProgramCache]: Analyzing trace with hash -422309855, now seen corresponding path program 1 times [2024-11-07 13:19:58,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:19:58,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339804633] [2024-11-07 13:19:58,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:19:58,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:19:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:19:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:19:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:19:59,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:19:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:19:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:19:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:19:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:19:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:19:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:19:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:19:59,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:19:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:19:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:19:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:19:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:19:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:19:59,161 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-07 13:19:59,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:19:59,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339804633] [2024-11-07 13:19:59,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339804633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:19:59,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:19:59,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 13:19:59,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312762315] [2024-11-07 13:19:59,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:19:59,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 13:19:59,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:19:59,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 13:19:59,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:19:59,163 INFO L87 Difference]: Start difference. First operand 607 states and 908 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 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) [2024-11-07 13:20:03,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:07,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:08,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:20:08,595 INFO L93 Difference]: Finished difference Result 682 states and 1038 transitions. [2024-11-07 13:20:08,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 13:20:08,596 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 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 137 [2024-11-07 13:20:08,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:20:08,602 INFO L225 Difference]: With dead ends: 682 [2024-11-07 13:20:08,602 INFO L226 Difference]: Without dead ends: 677 [2024-11-07 13:20:08,603 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 [2024-11-07 13:20:08,603 INFO L432 NwaCegarLoop]: 662 mSDtfsCounter, 1180 mSDsluCounter, 1158 mSDsCounter, 0 mSdLazyCounter, 837 mSolverCounterSat, 914 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1326 SdHoareTripleChecker+Valid, 1820 SdHoareTripleChecker+Invalid, 1753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 914 IncrementalHoareTripleChecker+Valid, 837 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-07 13:20:08,604 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1326 Valid, 1820 Invalid, 1753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [914 Valid, 837 Invalid, 2 Unknown, 0 Unchecked, 9.3s Time] [2024-11-07 13:20:08,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2024-11-07 13:20:08,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 608. [2024-11-07 13:20:08,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 608 states, 391 states have (on average 1.370843989769821) internal successors, (536), 417 states have internal predecessors, (536), 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) [2024-11-07 13:20:08,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 909 transitions. [2024-11-07 13:20:08,670 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 909 transitions. Word has length 137 [2024-11-07 13:20:08,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:20:08,671 INFO L471 AbstractCegarLoop]: Abstraction has 608 states and 909 transitions. [2024-11-07 13:20:08,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 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) [2024-11-07 13:20:08,672 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 909 transitions. [2024-11-07 13:20:08,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-07 13:20:08,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:20:08,675 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 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, 1, 1, 1] [2024-11-07 13:20:08,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 13:20:08,676 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:20:08,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:20:08,676 INFO L85 PathProgramCache]: Analyzing trace with hash -365051553, now seen corresponding path program 1 times [2024-11-07 13:20:08,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:20:08,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599591188] [2024-11-07 13:20:08,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:20:08,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:20:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:20:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:20:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:20:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:08,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:20:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:20:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:20:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:20:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:20:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:20:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:20:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:20:09,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:09,115 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-07 13:20:09,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:20:09,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599591188] [2024-11-07 13:20:09,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599591188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:20:09,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:20:09,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 13:20:09,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428688544] [2024-11-07 13:20:09,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:20:09,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 13:20:09,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:20:09,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 13:20:09,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:20:09,117 INFO L87 Difference]: Start difference. First operand 608 states and 909 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 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) [2024-11-07 13:20:13,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:17,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:19,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:20:19,263 INFO L93 Difference]: Finished difference Result 1312 states and 2010 transitions. [2024-11-07 13:20:19,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 13:20:19,264 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 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 137 [2024-11-07 13:20:19,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:20:19,274 INFO L225 Difference]: With dead ends: 1312 [2024-11-07 13:20:19,274 INFO L226 Difference]: Without dead ends: 1273 [2024-11-07 13:20:19,275 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 [2024-11-07 13:20:19,276 INFO L432 NwaCegarLoop]: 678 mSDtfsCounter, 1570 mSDsluCounter, 1673 mSDsCounter, 0 mSdLazyCounter, 1309 mSolverCounterSat, 1617 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 2351 SdHoareTripleChecker+Invalid, 2928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1617 IncrementalHoareTripleChecker+Valid, 1309 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2024-11-07 13:20:19,276 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1700 Valid, 2351 Invalid, 2928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1617 Valid, 1309 Invalid, 2 Unknown, 0 Unchecked, 9.9s Time] [2024-11-07 13:20:19,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1273 states. [2024-11-07 13:20:19,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1273 to 1148. [2024-11-07 13:20:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1148 states, 745 states have (on average 1.3771812080536914) internal successors, (1026), 791 states have internal predecessors, (1026), 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) [2024-11-07 13:20:19,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 1715 transitions. [2024-11-07 13:20:19,348 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 1715 transitions. Word has length 137 [2024-11-07 13:20:19,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:20:19,349 INFO L471 AbstractCegarLoop]: Abstraction has 1148 states and 1715 transitions. [2024-11-07 13:20:19,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 3 states have internal predecessors, (49), 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) [2024-11-07 13:20:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1715 transitions. [2024-11-07 13:20:19,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-07 13:20:19,354 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:20:19,354 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-07 13:20:19,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 13:20:19,354 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:20:19,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:20:19,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1910546489, now seen corresponding path program 1 times [2024-11-07 13:20:19,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:20:19,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350018609] [2024-11-07 13:20:19,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:20:19,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:20:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:20:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:20:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:20:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:20:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:20:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:20:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:20:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:20:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:20:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:20:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 13:20:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 13:20:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-07 13:20:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 13:20:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-11-07 13:20:19,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:20:19,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350018609] [2024-11-07 13:20:19,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350018609] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:20:19,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:20:19,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 13:20:19,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368997562] [2024-11-07 13:20:19,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:20:19,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 13:20:19,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:20:19,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 13:20:19,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:20:19,766 INFO L87 Difference]: Start difference. First operand 1148 states and 1715 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 3 states have internal predecessors, (80), 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) [2024-11-07 13:20:23,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:27,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:29,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:20:29,388 INFO L93 Difference]: Finished difference Result 2943 states and 4432 transitions. [2024-11-07 13:20:29,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 13:20:29,388 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 3 states have internal predecessors, (80), 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 188 [2024-11-07 13:20:29,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:20:29,397 INFO L225 Difference]: With dead ends: 2943 [2024-11-07 13:20:29,397 INFO L226 Difference]: Without dead ends: 1823 [2024-11-07 13:20:29,399 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 [2024-11-07 13:20:29,400 INFO L432 NwaCegarLoop]: 662 mSDtfsCounter, 1026 mSDsluCounter, 1616 mSDsCounter, 0 mSdLazyCounter, 1245 mSolverCounterSat, 1255 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 2278 SdHoareTripleChecker+Invalid, 2502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1255 IncrementalHoareTripleChecker+Valid, 1245 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-07 13:20:29,400 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1108 Valid, 2278 Invalid, 2502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1255 Valid, 1245 Invalid, 2 Unknown, 0 Unchecked, 9.4s Time] [2024-11-07 13:20:29,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1823 states. [2024-11-07 13:20:29,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1823 to 1642. [2024-11-07 13:20:29,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1642 states, 1041 states have (on average 1.3659942363112392) internal successors, (1422), 1107 states have internal predecessors, (1422), 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) [2024-11-07 13:20:29,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1642 states and 2433 transitions. [2024-11-07 13:20:29,467 INFO L78 Accepts]: Start accepts. Automaton has 1642 states and 2433 transitions. Word has length 188 [2024-11-07 13:20:29,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:20:29,468 INFO L471 AbstractCegarLoop]: Abstraction has 1642 states and 2433 transitions. [2024-11-07 13:20:29,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 3 states have internal predecessors, (80), 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) [2024-11-07 13:20:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2433 transitions. [2024-11-07 13:20:29,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2024-11-07 13:20:29,474 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:20:29,475 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 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] [2024-11-07 13:20:29,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 13:20:29,475 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:20:29,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:20:29,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1082506374, now seen corresponding path program 1 times [2024-11-07 13:20:29,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:20:29,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910605767] [2024-11-07 13:20:29,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:20:29,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:20:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:20:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:20:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:20:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:20:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:20:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:20:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:20:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:20:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:20:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:20:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:20:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 13:20:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:20:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:20:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 13:20:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:30,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-07 13:20:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 13:20:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 13:20:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 13:20:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 13:20:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-07 13:20:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 13:20:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 13:20:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-07 13:20:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 13:20:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 13:20:30,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 13:20:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 13:20:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-07 13:20:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:30,561 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2024-11-07 13:20:30,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:20:30,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910605767] [2024-11-07 13:20:30,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1910605767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:20:30,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:20:30,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-07 13:20:30,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968503171] [2024-11-07 13:20:30,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:20:30,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 13:20:30,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:20:30,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 13:20:30,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-07 13:20:30,563 INFO L87 Difference]: Start difference. First operand 1642 states and 2433 transitions. Second operand has 8 states, 8 states have (on average 17.375) internal successors, (139), 4 states have internal predecessors, (139), 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) [2024-11-07 13:20:34,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:38,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:42,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:44,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:20:44,268 INFO L93 Difference]: Finished difference Result 3736 states and 5680 transitions. [2024-11-07 13:20:44,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 13:20:44,269 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.375) internal successors, (139), 4 states have internal predecessors, (139), 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 391 [2024-11-07 13:20:44,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:20:44,280 INFO L225 Difference]: With dead ends: 3736 [2024-11-07 13:20:44,280 INFO L226 Difference]: Without dead ends: 2132 [2024-11-07 13:20:44,285 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 [2024-11-07 13:20:44,285 INFO L432 NwaCegarLoop]: 748 mSDtfsCounter, 1258 mSDsluCounter, 1669 mSDsCounter, 0 mSdLazyCounter, 1588 mSolverCounterSat, 967 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 2417 SdHoareTripleChecker+Invalid, 2558 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 967 IncrementalHoareTripleChecker+Valid, 1588 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2024-11-07 13:20:44,286 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1430 Valid, 2417 Invalid, 2558 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [967 Valid, 1588 Invalid, 3 Unknown, 0 Unchecked, 13.5s Time] [2024-11-07 13:20:44,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2132 states. [2024-11-07 13:20:44,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2132 to 1926. [2024-11-07 13:20:44,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1926 states, 1189 states have (on average 1.3658536585365855) internal successors, (1624), 1279 states have internal predecessors, (1624), 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) [2024-11-07 13:20:44,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1926 states and 2907 transitions. [2024-11-07 13:20:44,385 INFO L78 Accepts]: Start accepts. Automaton has 1926 states and 2907 transitions. Word has length 391 [2024-11-07 13:20:44,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:20:44,386 INFO L471 AbstractCegarLoop]: Abstraction has 1926 states and 2907 transitions. [2024-11-07 13:20:44,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.375) internal successors, (139), 4 states have internal predecessors, (139), 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) [2024-11-07 13:20:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2907 transitions. [2024-11-07 13:20:44,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2024-11-07 13:20:44,394 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:20:44,394 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:20:44,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 13:20:44,394 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:20:44,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:20:44,394 INFO L85 PathProgramCache]: Analyzing trace with hash -2010376394, now seen corresponding path program 1 times [2024-11-07 13:20:44,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:20:44,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126635618] [2024-11-07 13:20:44,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:20:44,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:20:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:20:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:44,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:20:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:20:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:20:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:20:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:20:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:20:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:20:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:20:44,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:20:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:20:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 13:20:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:20:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:20:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 13:20:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-07 13:20:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:44,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 13:20:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 13:20:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 13:20:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 13:20:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:44,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 13:20:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 13:20:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-07 13:20:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-07 13:20:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-07 13:20:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-07 13:20:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 13:20:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:45,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 13:20:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 13:20:45,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-07 13:20:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-07 13:20:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:45,088 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2024-11-07 13:20:45,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:20:45,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126635618] [2024-11-07 13:20:45,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126635618] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:20:45,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:20:45,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 13:20:45,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945324943] [2024-11-07 13:20:45,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:20:45,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 13:20:45,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:20:45,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 13:20:45,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:20:45,089 INFO L87 Difference]: Start difference. First operand 1926 states and 2907 transitions. Second operand has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 3 states have internal predecessors, (155), 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) [2024-11-07 13:20:49,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:50,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:20:50,359 INFO L93 Difference]: Finished difference Result 4022 states and 6146 transitions. [2024-11-07 13:20:50,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 13:20:50,359 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 3 states have internal predecessors, (155), 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 413 [2024-11-07 13:20:50,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:20:50,369 INFO L225 Difference]: With dead ends: 4022 [2024-11-07 13:20:50,370 INFO L226 Difference]: Without dead ends: 2134 [2024-11-07 13:20:50,375 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:20:50,376 INFO L432 NwaCegarLoop]: 645 mSDtfsCounter, 626 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1298 mSolverCounterSat, 1044 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 2248 SdHoareTripleChecker+Invalid, 2343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1044 IncrementalHoareTripleChecker+Valid, 1298 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-07 13:20:50,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [627 Valid, 2248 Invalid, 2343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1044 Valid, 1298 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2024-11-07 13:20:50,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2134 states. [2024-11-07 13:20:50,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2134 to 1962. [2024-11-07 13:20:50,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1962 states, 1225 states have (on average 1.3518367346938776) internal successors, (1656), 1315 states have internal predecessors, (1656), 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) [2024-11-07 13:20:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2939 transitions. [2024-11-07 13:20:50,491 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2939 transitions. Word has length 413 [2024-11-07 13:20:50,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:20:50,491 INFO L471 AbstractCegarLoop]: Abstraction has 1962 states and 2939 transitions. [2024-11-07 13:20:50,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.142857142857142) internal successors, (155), 3 states have internal predecessors, (155), 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) [2024-11-07 13:20:50,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2939 transitions. [2024-11-07 13:20:50,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2024-11-07 13:20:50,499 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:20:50,499 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:20:50,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 13:20:50,500 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:20:50,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:20:50,500 INFO L85 PathProgramCache]: Analyzing trace with hash 917197589, now seen corresponding path program 1 times [2024-11-07 13:20:50,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:20:50,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865691911] [2024-11-07 13:20:50,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:20:50,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:20:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:20:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:20:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:20:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:20:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:20:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:20:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:20:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:20:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:20:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:20:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:20:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 13:20:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:20:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:20:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 13:20:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-07 13:20:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:50,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 13:20:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 13:20:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 13:20:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 13:20:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 13:20:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 13:20:51,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-11-07 13:20:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 13:20:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 13:20:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 13:20:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-07 13:20:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 13:20:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2024-11-07 13:20:51,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2024-11-07 13:20:51,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:20:51,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865691911] [2024-11-07 13:20:51,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865691911] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:20:51,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:20:51,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 13:20:51,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371414837] [2024-11-07 13:20:51,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:20:51,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 13:20:51,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:20:51,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 13:20:51,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:20:51,122 INFO L87 Difference]: Start difference. First operand 1962 states and 2939 transitions. Second operand has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 3 states have internal predecessors, (152), 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) [2024-11-07 13:20:55,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:20:56,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:20:56,308 INFO L93 Difference]: Finished difference Result 4058 states and 6154 transitions. [2024-11-07 13:20:56,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 13:20:56,309 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 3 states have internal predecessors, (152), 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 404 [2024-11-07 13:20:56,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:20:56,319 INFO L225 Difference]: With dead ends: 4058 [2024-11-07 13:20:56,319 INFO L226 Difference]: Without dead ends: 2134 [2024-11-07 13:20:56,323 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 [2024-11-07 13:20:56,324 INFO L432 NwaCegarLoop]: 656 mSDtfsCounter, 1297 mSDsluCounter, 1140 mSDsCounter, 0 mSdLazyCounter, 804 mSolverCounterSat, 1195 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 1796 SdHoareTripleChecker+Invalid, 2000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1195 IncrementalHoareTripleChecker+Valid, 804 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-07 13:20:56,324 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1417 Valid, 1796 Invalid, 2000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1195 Valid, 804 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-07 13:20:56,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2134 states. [2024-11-07 13:20:56,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2134 to 1962. [2024-11-07 13:20:56,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1962 states, 1225 states have (on average 1.3453061224489795) internal successors, (1648), 1315 states have internal predecessors, (1648), 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) [2024-11-07 13:20:56,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2931 transitions. [2024-11-07 13:20:56,407 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2931 transitions. Word has length 404 [2024-11-07 13:20:56,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:20:56,408 INFO L471 AbstractCegarLoop]: Abstraction has 1962 states and 2931 transitions. [2024-11-07 13:20:56,408 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 3 states have internal predecessors, (152), 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) [2024-11-07 13:20:56,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2931 transitions. [2024-11-07 13:20:56,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2024-11-07 13:20:56,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:20:56,413 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 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, 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] [2024-11-07 13:20:56,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 13:20:56,413 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:20:56,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:20:56,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1615832669, now seen corresponding path program 1 times [2024-11-07 13:20:56,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:20:56,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987487607] [2024-11-07 13:20:56,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:20:56,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:20:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:20:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:20:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:20:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:20:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:20:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:20:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:20:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:20:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:20:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:20:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:20:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 13:20:56,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:20:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:20:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 13:20:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-07 13:20:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:56,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 13:20:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 13:20:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 13:20:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 13:20:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:56,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 13:20:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 13:20:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-07 13:20:56,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-11-07 13:20:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 13:20:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-07 13:20:56,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:56,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-07 13:20:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-07 13:20:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-07 13:20:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:56,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:57,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:57,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 13:20:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:57,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 615 trivial. 0 not checked. [2024-11-07 13:20:57,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:20:57,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987487607] [2024-11-07 13:20:57,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987487607] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 13:20:57,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1268069935] [2024-11-07 13:20:57,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:20:57,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:20:57,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:20:57,019 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 13:20:57,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 13:20:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:57,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 2426 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 13:20:57,729 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 13:20:58,082 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2024-11-07 13:20:58,082 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 13:20:58,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1268069935] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:20:58,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 13:20:58,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2024-11-07 13:20:58,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23697727] [2024-11-07 13:20:58,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:20:58,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 13:20:58,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:20:58,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 13:20:58,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:20:58,088 INFO L87 Difference]: Start difference. First operand 1962 states and 2931 transitions. Second operand has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 2 states have internal predecessors, (163), 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) [2024-11-07 13:20:58,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:20:58,156 INFO L93 Difference]: Finished difference Result 3886 states and 5814 transitions. [2024-11-07 13:20:58,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 13:20:58,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 2 states have internal predecessors, (163), 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 412 [2024-11-07 13:20:58,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:20:58,166 INFO L225 Difference]: With dead ends: 3886 [2024-11-07 13:20:58,166 INFO L226 Difference]: Without dead ends: 1962 [2024-11-07 13:20:58,171 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 541 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-07 13:20:58,172 INFO L432 NwaCegarLoop]: 903 mSDtfsCounter, 705 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 903 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 13:20:58,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [705 Valid, 903 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 13:20:58,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states. [2024-11-07 13:20:58,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 1962. [2024-11-07 13:20:58,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1962 states, 1225 states have (on average 1.343673469387755) internal successors, (1646), 1315 states have internal predecessors, (1646), 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) [2024-11-07 13:20:58,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2929 transitions. [2024-11-07 13:20:58,258 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2929 transitions. Word has length 412 [2024-11-07 13:20:58,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:20:58,259 INFO L471 AbstractCegarLoop]: Abstraction has 1962 states and 2929 transitions. [2024-11-07 13:20:58,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 2 states have internal predecessors, (163), 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) [2024-11-07 13:20:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2929 transitions. [2024-11-07 13:20:58,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2024-11-07 13:20:58,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:20:58,263 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:20:58,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 13:20:58,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:20:58,464 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:20:58,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:20:58,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1547634745, now seen corresponding path program 1 times [2024-11-07 13:20:58,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:20:58,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601450754] [2024-11-07 13:20:58,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:20:58,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:20:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:20:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:20:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:20:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:20:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:20:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:20:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:20:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:20:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:20:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:20:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:20:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 13:20:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:20:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:20:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 13:20:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-07 13:20:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 13:20:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 13:20:58,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 13:20:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 13:20:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:20:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 13:20:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 13:20:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:58,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-07 13:20:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:20:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-11-07 13:20:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 13:20:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-07 13:20:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:20:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:20:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:20:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-07 13:20:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 13:20:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-07 13:20:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:58,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-07 13:20:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:59,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:59,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:59,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-11-07 13:20:59,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:59,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:20:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:20:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-11-07 13:20:59,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:20:59,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601450754] [2024-11-07 13:20:59,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601450754] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 13:20:59,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322582333] [2024-11-07 13:20:59,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:20:59,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:20:59,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:20:59,093 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 13:20:59,094 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 13:20:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:00,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 2450 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-07 13:21:00,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 13:21:00,095 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2024-11-07 13:21:00,095 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 13:21:00,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [322582333] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:21:00,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 13:21:00,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-07 13:21:00,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250874274] [2024-11-07 13:21:00,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:21:00,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 13:21:00,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:21:00,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 13:21:00,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-07 13:21:00,097 INFO L87 Difference]: Start difference. First operand 1962 states and 2929 transitions. Second operand has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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) [2024-11-07 13:21:04,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:21:04,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:21:04,256 INFO L93 Difference]: Finished difference Result 4806 states and 7128 transitions. [2024-11-07 13:21:04,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 13:21:04,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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 418 [2024-11-07 13:21:04,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:21:04,268 INFO L225 Difference]: With dead ends: 4806 [2024-11-07 13:21:04,269 INFO L226 Difference]: Without dead ends: 2800 [2024-11-07 13:21:04,273 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 553 GetRequests, 542 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-07 13:21:04,274 INFO L432 NwaCegarLoop]: 1065 mSDtfsCounter, 547 mSDsluCounter, 836 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 1901 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-07 13:21:04,274 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [547 Valid, 1901 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2024-11-07 13:21:04,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2800 states. [2024-11-07 13:21:04,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2800 to 2800. [2024-11-07 13:21:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2800 states, 1802 states have (on average 1.3523862375138735) internal successors, (2437), 1917 states have internal predecessors, (2437), 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) [2024-11-07 13:21:04,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2800 states and 4130 transitions. [2024-11-07 13:21:04,424 INFO L78 Accepts]: Start accepts. Automaton has 2800 states and 4130 transitions. Word has length 418 [2024-11-07 13:21:04,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:21:04,427 INFO L471 AbstractCegarLoop]: Abstraction has 2800 states and 4130 transitions. [2024-11-07 13:21:04,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.666666666666664) internal successors, (173), 3 states have internal predecessors, (173), 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) [2024-11-07 13:21:04,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 4130 transitions. [2024-11-07 13:21:04,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2024-11-07 13:21:04,439 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:21:04,439 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 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, 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] [2024-11-07 13:21:04,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-07 13:21:04,639 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:21:04,640 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:21:04,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:21:04,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1837406794, now seen corresponding path program 1 times [2024-11-07 13:21:04,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:21:04,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082804046] [2024-11-07 13:21:04,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:21:04,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:21:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:21:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:21:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:21:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:21:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:21:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:21:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:21:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:21:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:21:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:21:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:21:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 13:21:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:21:05,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:21:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 13:21:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-07 13:21:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:21:05,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:21:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:21:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 13:21:05,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 13:21:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:05,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 13:21:05,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 13:21:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 13:21:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 13:21:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-07 13:21:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-11-07 13:21:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-07 13:21:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-07 13:21:05,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 13:21:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 13:21:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:21:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:21:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:21:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 13:21:05,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 13:21:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-07 13:21:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-07 13:21:05,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-07 13:21:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:05,340 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-07 13:21:05,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:21:05,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082804046] [2024-11-07 13:21:05,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082804046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:21:05,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:21:05,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-07 13:21:05,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425924836] [2024-11-07 13:21:05,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:21:05,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 13:21:05,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:21:05,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 13:21:05,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-07 13:21:05,343 INFO L87 Difference]: Start difference. First operand 2800 states and 4130 transitions. Second operand has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 5 states have internal predecessors, (160), 3 states have call successors, (49), 6 states have call predecessors, (49), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-11-07 13:21:09,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:21:13,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:21:14,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:21:14,841 INFO L93 Difference]: Finished difference Result 4293 states and 6343 transitions. [2024-11-07 13:21:14,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-07 13:21:14,842 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 5 states have internal predecessors, (160), 3 states have call successors, (49), 6 states have call predecessors, (49), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 427 [2024-11-07 13:21:14,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:21:14,855 INFO L225 Difference]: With dead ends: 4293 [2024-11-07 13:21:14,855 INFO L226 Difference]: Without dead ends: 1427 [2024-11-07 13:21:14,861 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-11-07 13:21:14,862 INFO L432 NwaCegarLoop]: 649 mSDtfsCounter, 631 mSDsluCounter, 2639 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 1020 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 639 SdHoareTripleChecker+Valid, 3288 SdHoareTripleChecker+Invalid, 3120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1020 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-07 13:21:14,862 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [639 Valid, 3288 Invalid, 3120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1020 Valid, 2098 Invalid, 2 Unknown, 0 Unchecked, 9.3s Time] [2024-11-07 13:21:14,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1427 states. [2024-11-07 13:21:14,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1427 to 1206. [2024-11-07 13:21:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1206 states, 792 states have (on average 1.3295454545454546) internal successors, (1053), 833 states have internal predecessors, (1053), 328 states have call successors, (328), 86 states have call predecessors, (328), 85 states have return successors, (327), 319 states have call predecessors, (327), 327 states have call successors, (327) [2024-11-07 13:21:14,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1708 transitions. [2024-11-07 13:21:14,944 INFO L78 Accepts]: Start accepts. Automaton has 1206 states and 1708 transitions. Word has length 427 [2024-11-07 13:21:14,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:21:14,945 INFO L471 AbstractCegarLoop]: Abstraction has 1206 states and 1708 transitions. [2024-11-07 13:21:14,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.77777777777778) internal successors, (160), 5 states have internal predecessors, (160), 3 states have call successors, (49), 6 states have call predecessors, (49), 1 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-11-07 13:21:14,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1708 transitions. [2024-11-07 13:21:14,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-11-07 13:21:14,950 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:21:14,951 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:21:14,951 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 13:21:14,951 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:21:14,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:21:14,952 INFO L85 PathProgramCache]: Analyzing trace with hash 668587049, now seen corresponding path program 1 times [2024-11-07 13:21:14,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:21:14,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464614595] [2024-11-07 13:21:14,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:21:14,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:21:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:21:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:21:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:21:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:21:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:21:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:21:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:21:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:21:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:21:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:21:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:21:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 13:21:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:21:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:21:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 13:21:15,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-07 13:21:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:21:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:21:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:21:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 13:21:15,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 13:21:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:15,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 13:21:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-07 13:21:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 13:21:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 13:21:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-11-07 13:21:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-11-07 13:21:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 13:21:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-07 13:21:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:21:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:21:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:21:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-11-07 13:21:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 13:21:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-11-07 13:21:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2024-11-07 13:21:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-07 13:21:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-11-07 13:21:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2024-11-07 13:21:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-07 13:21:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:15,521 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-07 13:21:15,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:21:15,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464614595] [2024-11-07 13:21:15,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464614595] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 13:21:15,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623849941] [2024-11-07 13:21:15,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:21:15,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:21:15,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:21:15,524 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 13:21:15,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-07 13:21:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:16,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 2520 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-07 13:21:16,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 13:21:16,291 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2024-11-07 13:21:16,291 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 13:21:16,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1623849941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:21:16,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 13:21:16,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-11-07 13:21:16,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559273358] [2024-11-07 13:21:16,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:21:16,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 13:21:16,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:21:16,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 13:21:16,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:21:16,293 INFO L87 Difference]: Start difference. First operand 1206 states and 1708 transitions. Second operand has 5 states, 5 states have (on average 35.8) internal successors, (179), 4 states have internal predecessors, (179), 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) [2024-11-07 13:21:16,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:21:16,361 INFO L93 Difference]: Finished difference Result 2343 states and 3329 transitions. [2024-11-07 13:21:16,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 13:21:16,361 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 4 states have internal predecessors, (179), 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 435 [2024-11-07 13:21:16,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:21:16,369 INFO L225 Difference]: With dead ends: 2343 [2024-11-07 13:21:16,370 INFO L226 Difference]: Without dead ends: 1214 [2024-11-07 13:21:16,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 572 GetRequests, 563 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-07 13:21:16,373 INFO L432 NwaCegarLoop]: 836 mSDtfsCounter, 0 mSDsluCounter, 2496 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3332 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 13:21:16,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3332 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 13:21:16,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1214 states. [2024-11-07 13:21:16,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1214 to 1208. [2024-11-07 13:21:16,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1208 states, 793 states have (on average 1.3291298865069356) internal successors, (1054), 835 states have internal predecessors, (1054), 328 states have call successors, (328), 86 states have call predecessors, (328), 86 states have return successors, (330), 319 states have call predecessors, (330), 327 states have call successors, (330) [2024-11-07 13:21:16,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1712 transitions. [2024-11-07 13:21:16,433 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1712 transitions. Word has length 435 [2024-11-07 13:21:16,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:21:16,433 INFO L471 AbstractCegarLoop]: Abstraction has 1208 states and 1712 transitions. [2024-11-07 13:21:16,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.8) internal successors, (179), 4 states have internal predecessors, (179), 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) [2024-11-07 13:21:16,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1712 transitions. [2024-11-07 13:21:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-11-07 13:21:16,457 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:21:16,458 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 6, 6, 6, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:21:16,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-07 13:21:16,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 13:21:16,659 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:21:16,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:21:16,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1310205110, now seen corresponding path program 1 times [2024-11-07 13:21:16,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:21:16,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224571163] [2024-11-07 13:21:16,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:21:16,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:21:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:21:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:21:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:21:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:21:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:21:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 13:21:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 13:21:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 13:21:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:21:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-07 13:21:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-07 13:21:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-07 13:21:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-07 13:21:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 13:21:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 13:21:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-07 13:21:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 13:21:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:21:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 13:21:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:17,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 13:21:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-11-07 13:21:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 13:21:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:21:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 13:21:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 13:21:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 13:21:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 13:21:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 13:21:17,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 13:21:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 13:21:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:21:17,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:21:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:21:17,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298