./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b615ef3e9ec848bbbdbcac9993fc5d609594ef1caaa279a862c4f038e6ec482e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:23:07,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:23:07,336 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:23:07,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:23:07,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:23:07,365 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:23:07,366 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:23:07,367 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:23:07,367 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:23:07,367 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:23:07,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:23:07,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:23:07,368 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:23:07,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:23:07,372 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:23:07,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:23:07,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:23:07,373 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:23:07,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:23:07,373 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:23:07,373 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:23:07,374 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:23:07,374 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:23:07,374 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:23:07,374 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:23:07,375 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:23:07,375 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:23:07,375 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:23:07,375 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:23:07,375 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:23:07,375 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:23:07,376 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:23:07,376 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:23:07,376 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:23:07,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:23:07,388 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:23:07,389 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:23:07,389 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:23:07,389 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:23:07,390 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b615ef3e9ec848bbbdbcac9993fc5d609594ef1caaa279a862c4f038e6ec482e [2024-10-13 08:23:07,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:23:07,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:23:07,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:23:07,610 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:23:07,611 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:23:07,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-10-13 08:23:08,863 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:23:09,206 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:23:09,207 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-10-13 08:23:09,238 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/381a55b1c/0ef44ee4fd0d4b2aaf72d95237bdc839/FLAG0c1256397 [2024-10-13 08:23:09,250 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/381a55b1c/0ef44ee4fd0d4b2aaf72d95237bdc839 [2024-10-13 08:23:09,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:23:09,253 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:23:09,254 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:23:09,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:23:09,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:23:09,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:23:09" (1/1) ... [2024-10-13 08:23:09,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63e4a164 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:09, skipping insertion in model container [2024-10-13 08:23:09,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:23:09" (1/1) ... [2024-10-13 08:23:09,335 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:23:10,224 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i[208194,208207] [2024-10-13 08:23:10,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:23:10,292 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:23:10,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5300] [2024-10-13 08:23:10,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5307] [2024-10-13 08:23:10,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5446] [2024-10-13 08:23:10,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5454] [2024-10-13 08:23:10,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1,%b0": "=a" (_v): "d" (port)); [5637] [2024-10-13 08:23:10,457 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i[208194,208207] [2024-10-13 08:23:10,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:23:10,591 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:23:10,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10 WrapperNode [2024-10-13 08:23:10,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:23:10,593 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:23:10,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:23:10,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:23:10,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:10,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:10,720 INFO L138 Inliner]: procedures = 151, calls = 711, calls flagged for inlining = 70, calls inlined = 67, statements flattened = 1994 [2024-10-13 08:23:10,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:23:10,721 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:23:10,721 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:23:10,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:23:10,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:10,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:10,750 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:10,889 INFO L175 MemorySlicer]: Split 325 memory accesses to 10 slices as follows [2, 23, 4, 6, 208, 60, 3, 4, 4, 11]. 64 percent of accesses are in the largest equivalence class. The 165 initializations are split as follows [2, 23, 0, 0, 66, 60, 2, 2, 2, 8]. The 64 writes are split as follows [0, 0, 2, 4, 58, 0, 0, 0, 0, 0]. [2024-10-13 08:23:10,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:10,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:10,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:10,966 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:10,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:11,002 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:11,028 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:23:11,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:23:11,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:23:11,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:23:11,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (1/1) ... [2024-10-13 08:23:11,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:23:11,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:23:11,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 08:23:11,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 08:23:11,098 INFO L130 BoogieDeclarations]: Found specification of procedure atp_probe1 [2024-10-13 08:23:11,098 INFO L138 BoogieDeclarations]: Found implementation of procedure atp_probe1 [2024-10-13 08:23:11,098 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-10-13 08:23:11,098 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-10-13 08:23:11,098 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2024-10-13 08:23:11,098 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2024-10-13 08:23:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:23:11,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:23:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:23:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:23:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:23:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:23:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:23:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:23:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:23:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:23:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 08:23:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 08:23:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-13 08:23:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-13 08:23:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-10-13 08:23:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-10-13 08:23:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-13 08:23:11,101 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-13 08:23:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode0 [2024-10-13 08:23:11,101 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode0 [2024-10-13 08:23:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode1 [2024-10-13 08:23:11,101 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode1 [2024-10-13 08:23:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-13 08:23:11,101 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-13 08:23:11,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-13 08:23:11,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-13 08:23:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 08:23:11,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 08:23:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-10-13 08:23:11,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-10-13 08:23:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure tx_timeout [2024-10-13 08:23:11,102 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_timeout [2024-10-13 08:23:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:23:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:23:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:23:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:23:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:23:11,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:23:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:23:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:23:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 08:23:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 08:23:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure net_rx [2024-10-13 08:23:11,103 INFO L138 BoogieDeclarations]: Found implementation of procedure net_rx [2024-10-13 08:23:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-13 08:23:11,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-13 08:23:11,103 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_high [2024-10-13 08:23:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_high [2024-10-13 08:23:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-13 08:23:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-13 08:23:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 08:23:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 08:23:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-13 08:23:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-13 08:23:11,104 INFO L130 BoogieDeclarations]: Found specification of procedure read_nibble [2024-10-13 08:23:11,104 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nibble [2024-10-13 08:23:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:23:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure hardware_init [2024-10-13 08:23:11,105 INFO L138 BoogieDeclarations]: Found implementation of procedure hardware_init [2024-10-13 08:23:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:23:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:23:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:23:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:23:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:23:11,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-13 08:23:11,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-10-13 08:23:11,106 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-10-13 08:23:11,106 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:23:11,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:23:11,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:23:11,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:23:11,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:23:11,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:23:11,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:23:11,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:23:11,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 08:23:11,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 08:23:11,108 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-13 08:23:11,108 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-13 08:23:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_byte [2024-10-13 08:23:11,109 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_byte [2024-10-13 08:23:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-13 08:23:11,109 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-13 08:23:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-13 08:23:11,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-13 08:23:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:23:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:23:11,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:23:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:23:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:23:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:23:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:23:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:23:11,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:23:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 08:23:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 08:23:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure inbyte [2024-10-13 08:23:11,111 INFO L138 BoogieDeclarations]: Found implementation of procedure inbyte [2024-10-13 08:23:11,111 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-13 08:23:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-13 08:23:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_send [2024-10-13 08:23:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_send [2024-10-13 08:23:11,112 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-13 08:23:11,112 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-13 08:23:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-13 08:23:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-13 08:23:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2024-10-13 08:23:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2024-10-13 08:23:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-13 08:23:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-13 08:23:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-13 08:23:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-13 08:23:11,113 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-13 08:23:11,113 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_op [2024-10-13 08:23:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_op [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-13 08:23:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 08:23:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 08:23:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:23:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:23:11,479 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:23:11,481 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:23:11,868 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:23:12,828 INFO L? ?]: Removed 777 outVars from TransFormulas that were not future-live. [2024-10-13 08:23:12,828 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:23:12,945 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:23:12,948 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 08:23:12,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:23:12 BoogieIcfgContainer [2024-10-13 08:23:12,948 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:23:12,949 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:23:12,949 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:23:12,952 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:23:12,952 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:23:09" (1/3) ... [2024-10-13 08:23:12,953 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9d0538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:23:12, skipping insertion in model container [2024-10-13 08:23:12,953 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:23:10" (2/3) ... [2024-10-13 08:23:12,954 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e9d0538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:23:12, skipping insertion in model container [2024-10-13 08:23:12,954 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:23:12" (3/3) ... [2024-10-13 08:23:12,955 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-10-13 08:23:12,968 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:23:12,969 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 08:23:13,033 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:23:13,038 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;@5324b1b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:23:13,039 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 08:23:13,045 INFO L276 IsEmpty]: Start isEmpty. Operand has 829 states, 545 states have (on average 1.4348623853211009) internal successors, (782), 560 states have internal predecessors, (782), 243 states have call successors, (243), 40 states have call predecessors, (243), 39 states have return successors, (238), 236 states have call predecessors, (238), 238 states have call successors, (238) [2024-10-13 08:23:13,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-10-13 08:23:13,076 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:13,077 INFO L215 NwaCegarLoop]: trace histogram [33, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-13 08:23:13,078 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:13,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:13,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1005739584, now seen corresponding path program 1 times [2024-10-13 08:23:13,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:13,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330727747] [2024-10-13 08:23:13,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:13,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:23:13,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 08:23:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 08:23:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:23:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:13,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 08:23:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 08:23:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 08:23:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 08:23:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:23:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-13 08:23:13,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:13,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 08:23:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:14,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:14,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:14,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:14,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:14,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:14,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:14,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-13 08:23:14,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:14,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330727747] [2024-10-13 08:23:14,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330727747] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:14,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:23:14,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:23:14,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299156687] [2024-10-13 08:23:14,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:14,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:23:14,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:14,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:23:14,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:23:14,070 INFO L87 Difference]: Start difference. First operand has 829 states, 545 states have (on average 1.4348623853211009) internal successors, (782), 560 states have internal predecessors, (782), 243 states have call successors, (243), 40 states have call predecessors, (243), 39 states have return successors, (238), 236 states have call predecessors, (238), 238 states have call successors, (238) Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (38), 6 states have call predecessors, (38), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-10-13 08:23:16,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:16,406 INFO L93 Difference]: Finished difference Result 1780 states and 2815 transitions. [2024-10-13 08:23:16,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 08:23:16,409 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (38), 6 states have call predecessors, (38), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 266 [2024-10-13 08:23:16,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:16,428 INFO L225 Difference]: With dead ends: 1780 [2024-10-13 08:23:16,429 INFO L226 Difference]: Without dead ends: 940 [2024-10-13 08:23:16,438 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:23:16,440 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 1313 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 1179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1363 SdHoareTripleChecker+Valid, 1335 SdHoareTripleChecker+Invalid, 2842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1179 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:16,441 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1363 Valid, 1335 Invalid, 2842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1179 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-13 08:23:16,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2024-10-13 08:23:16,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 815. [2024-10-13 08:23:16,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 815 states, 540 states have (on average 1.3907407407407408) internal successors, (751), 548 states have internal predecessors, (751), 236 states have call successors, (236), 39 states have call predecessors, (236), 38 states have return successors, (235), 233 states have call predecessors, (235), 235 states have call successors, (235) [2024-10-13 08:23:16,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1222 transitions. [2024-10-13 08:23:16,558 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1222 transitions. Word has length 266 [2024-10-13 08:23:16,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:16,558 INFO L471 AbstractCegarLoop]: Abstraction has 815 states and 1222 transitions. [2024-10-13 08:23:16,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (38), 6 states have call predecessors, (38), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-10-13 08:23:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1222 transitions. [2024-10-13 08:23:16,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-10-13 08:23:16,565 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:16,566 INFO L215 NwaCegarLoop]: trace histogram [33, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-13 08:23:16,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 08:23:16,566 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:16,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:16,567 INFO L85 PathProgramCache]: Analyzing trace with hash -498114461, now seen corresponding path program 1 times [2024-10-13 08:23:16,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:16,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106260063] [2024-10-13 08:23:16,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:16,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 08:23:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-13 08:23:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:23:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-13 08:23:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-13 08:23:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:16,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:23:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:16,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:23:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:23:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:17,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:17,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-13 08:23:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-13 08:23:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 08:23:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:17,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-13 08:23:17,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:17,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106260063] [2024-10-13 08:23:17,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106260063] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:17,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:23:17,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-13 08:23:17,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526082364] [2024-10-13 08:23:17,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:17,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 08:23:17,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:17,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 08:23:17,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:23:17,138 INFO L87 Difference]: Start difference. First operand 815 states and 1222 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-10-13 08:23:21,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:21,820 INFO L93 Difference]: Finished difference Result 2688 states and 4060 transitions. [2024-10-13 08:23:21,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-13 08:23:21,820 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 265 [2024-10-13 08:23:21,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:21,835 INFO L225 Difference]: With dead ends: 2688 [2024-10-13 08:23:21,835 INFO L226 Difference]: Without dead ends: 1879 [2024-10-13 08:23:21,840 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2024-10-13 08:23:21,844 INFO L432 NwaCegarLoop]: 599 mSDtfsCounter, 2924 mSDsluCounter, 2798 mSDsCounter, 0 mSdLazyCounter, 5974 mSolverCounterSat, 2154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3067 SdHoareTripleChecker+Valid, 3397 SdHoareTripleChecker+Invalid, 8128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2154 IncrementalHoareTripleChecker+Valid, 5974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:21,844 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3067 Valid, 3397 Invalid, 8128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2154 Valid, 5974 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-10-13 08:23:21,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1879 states. [2024-10-13 08:23:21,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1879 to 1624. [2024-10-13 08:23:21,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1624 states, 1077 states have (on average 1.3871866295264623) internal successors, (1494), 1093 states have internal predecessors, (1494), 469 states have call successors, (469), 78 states have call predecessors, (469), 77 states have return successors, (468), 464 states have call predecessors, (468), 468 states have call successors, (468) [2024-10-13 08:23:21,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2431 transitions. [2024-10-13 08:23:21,944 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2431 transitions. Word has length 265 [2024-10-13 08:23:21,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:21,944 INFO L471 AbstractCegarLoop]: Abstraction has 1624 states and 2431 transitions. [2024-10-13 08:23:21,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-10-13 08:23:21,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2431 transitions. [2024-10-13 08:23:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2024-10-13 08:23:21,954 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:21,954 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-13 08:23:21,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 08:23:21,955 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:21,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:21,955 INFO L85 PathProgramCache]: Analyzing trace with hash 147233095, now seen corresponding path program 1 times [2024-10-13 08:23:21,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:21,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422319268] [2024-10-13 08:23:21,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:21,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:22,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-13 08:23:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 08:23:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 08:23:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 08:23:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:22,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:22,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 08:23:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 08:23:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-13 08:23:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-13 08:23:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 08:23:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-13 08:23:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-13 08:23:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-13 08:23:22,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:22,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-13 08:23:22,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:22,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422319268] [2024-10-13 08:23:22,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422319268] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:22,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:23:22,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-13 08:23:22,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221220281] [2024-10-13 08:23:22,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:22,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 08:23:22,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:22,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 08:23:22,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:23:22,563 INFO L87 Difference]: Start difference. First operand 1624 states and 2431 transitions. Second operand has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 4 states have internal predecessors, (88), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-10-13 08:23:26,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:26,694 INFO L93 Difference]: Finished difference Result 5374 states and 8103 transitions. [2024-10-13 08:23:26,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-13 08:23:26,695 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 4 states have internal predecessors, (88), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 298 [2024-10-13 08:23:26,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:26,714 INFO L225 Difference]: With dead ends: 5374 [2024-10-13 08:23:26,714 INFO L226 Difference]: Without dead ends: 3756 [2024-10-13 08:23:26,720 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2024-10-13 08:23:26,721 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 3399 mSDsluCounter, 2264 mSDsCounter, 0 mSdLazyCounter, 4485 mSolverCounterSat, 2733 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3542 SdHoareTripleChecker+Valid, 2732 SdHoareTripleChecker+Invalid, 7218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2733 IncrementalHoareTripleChecker+Valid, 4485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:26,722 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3542 Valid, 2732 Invalid, 7218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2733 Valid, 4485 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-10-13 08:23:26,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3756 states. [2024-10-13 08:23:26,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3756 to 3249. [2024-10-13 08:23:26,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3249 states, 2157 states have (on average 1.3847936949466852) internal successors, (2987), 2189 states have internal predecessors, (2987), 935 states have call successors, (935), 157 states have call predecessors, (935), 156 states have return successors, (934), 926 states have call predecessors, (934), 934 states have call successors, (934) [2024-10-13 08:23:26,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 3249 states and 4856 transitions. [2024-10-13 08:23:26,861 INFO L78 Accepts]: Start accepts. Automaton has 3249 states and 4856 transitions. Word has length 298 [2024-10-13 08:23:26,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:26,862 INFO L471 AbstractCegarLoop]: Abstraction has 3249 states and 4856 transitions. [2024-10-13 08:23:26,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.777777777777779) internal successors, (88), 4 states have internal predecessors, (88), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-10-13 08:23:26,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3249 states and 4856 transitions. [2024-10-13 08:23:26,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-10-13 08:23:26,875 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:26,875 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-13 08:23:26,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 08:23:26,876 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:26,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:26,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1941037164, now seen corresponding path program 1 times [2024-10-13 08:23:26,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:26,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288056959] [2024-10-13 08:23:26,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:26,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 08:23:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:23:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-13 08:23:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 08:23:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-13 08:23:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:27,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-13 08:23:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:27,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 08:23:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:27,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-13 08:23:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:27,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-13 08:23:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-13 08:23:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-13 08:23:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-13 08:23:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:27,384 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-13 08:23:27,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:27,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288056959] [2024-10-13 08:23:27,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288056959] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:27,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:23:27,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-13 08:23:27,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393594365] [2024-10-13 08:23:27,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:27,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 08:23:27,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:27,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 08:23:27,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:23:27,385 INFO L87 Difference]: Start difference. First operand 3249 states and 4856 transitions. Second operand has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 4 states have internal predecessors, (85), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-10-13 08:23:31,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:31,290 INFO L93 Difference]: Finished difference Result 10751 states and 16181 transitions. [2024-10-13 08:23:31,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-13 08:23:31,292 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 4 states have internal predecessors, (85), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 295 [2024-10-13 08:23:31,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:31,336 INFO L225 Difference]: With dead ends: 10751 [2024-10-13 08:23:31,336 INFO L226 Difference]: Without dead ends: 7508 [2024-10-13 08:23:31,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2024-10-13 08:23:31,357 INFO L432 NwaCegarLoop]: 598 mSDtfsCounter, 3566 mSDsluCounter, 2122 mSDsCounter, 0 mSdLazyCounter, 4958 mSolverCounterSat, 2768 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3709 SdHoareTripleChecker+Valid, 2720 SdHoareTripleChecker+Invalid, 7726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2768 IncrementalHoareTripleChecker+Valid, 4958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:31,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3709 Valid, 2720 Invalid, 7726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2768 Valid, 4958 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-13 08:23:31,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7508 states. [2024-10-13 08:23:31,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7508 to 6457. [2024-10-13 08:23:31,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6457 states, 4281 states have (on average 1.3844896052324223) internal successors, (5927), 4357 states have internal predecessors, (5927), 1863 states have call successors, (1863), 313 states have call predecessors, (1863), 312 states have return successors, (1862), 1834 states have call predecessors, (1862), 1862 states have call successors, (1862) [2024-10-13 08:23:31,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6457 states to 6457 states and 9652 transitions. [2024-10-13 08:23:31,696 INFO L78 Accepts]: Start accepts. Automaton has 6457 states and 9652 transitions. Word has length 295 [2024-10-13 08:23:31,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:31,697 INFO L471 AbstractCegarLoop]: Abstraction has 6457 states and 9652 transitions. [2024-10-13 08:23:31,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 4 states have internal predecessors, (85), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-10-13 08:23:31,697 INFO L276 IsEmpty]: Start isEmpty. Operand 6457 states and 9652 transitions. [2024-10-13 08:23:31,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-10-13 08:23:31,714 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:31,714 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-13 08:23:31,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 08:23:31,715 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:31,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:31,715 INFO L85 PathProgramCache]: Analyzing trace with hash 683312713, now seen corresponding path program 1 times [2024-10-13 08:23:31,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:31,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486069209] [2024-10-13 08:23:31,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:31,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:23:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-13 08:23:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 08:23:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:23:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 08:23:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:31,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:31,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 08:23:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 08:23:32,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:32,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 08:23:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:32,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 08:23:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-13 08:23:32,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 08:23:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-13 08:23:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:32,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-13 08:23:32,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:32,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486069209] [2024-10-13 08:23:32,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486069209] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:32,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:23:32,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-13 08:23:32,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756898639] [2024-10-13 08:23:32,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:32,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 08:23:32,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:32,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 08:23:32,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:23:32,161 INFO L87 Difference]: Start difference. First operand 6457 states and 9652 transitions. Second operand has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 4 states have internal predecessors, (87), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-10-13 08:23:35,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:35,927 INFO L93 Difference]: Finished difference Result 21062 states and 31656 transitions. [2024-10-13 08:23:35,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-13 08:23:35,929 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 4 states have internal predecessors, (87), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 297 [2024-10-13 08:23:35,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:36,076 INFO L225 Difference]: With dead ends: 21062 [2024-10-13 08:23:36,076 INFO L226 Difference]: Without dead ends: 14611 [2024-10-13 08:23:36,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2024-10-13 08:23:36,110 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 3518 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 4135 mSolverCounterSat, 2787 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3661 SdHoareTripleChecker+Valid, 2469 SdHoareTripleChecker+Invalid, 6922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2787 IncrementalHoareTripleChecker+Valid, 4135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:36,110 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3661 Valid, 2469 Invalid, 6922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2787 Valid, 4135 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-13 08:23:36,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14611 states. [2024-10-13 08:23:36,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14611 to 12690. [2024-10-13 08:23:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12690 states, 8418 states have (on average 1.3814445236398194) internal successors, (11629), 8561 states have internal predecessors, (11629), 3647 states have call successors, (3647), 625 states have call predecessors, (3647), 624 states have return successors, (3646), 3596 states have call predecessors, (3646), 3646 states have call successors, (3646) [2024-10-13 08:23:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12690 states to 12690 states and 18922 transitions. [2024-10-13 08:23:36,795 INFO L78 Accepts]: Start accepts. Automaton has 12690 states and 18922 transitions. Word has length 297 [2024-10-13 08:23:36,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:36,796 INFO L471 AbstractCegarLoop]: Abstraction has 12690 states and 18922 transitions. [2024-10-13 08:23:36,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 4 states have internal predecessors, (87), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2024-10-13 08:23:36,797 INFO L276 IsEmpty]: Start isEmpty. Operand 12690 states and 18922 transitions. [2024-10-13 08:23:36,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-10-13 08:23:36,816 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:36,816 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2024-10-13 08:23:36,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 08:23:36,817 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:36,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:36,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1948971587, now seen corresponding path program 1 times [2024-10-13 08:23:36,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:36,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767231791] [2024-10-13 08:23:36,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:36,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:37,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:37,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 08:23:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:23:37,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:23:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:23:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-13 08:23:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-13 08:23:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:37,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:23:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 08:23:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:37,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:23:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 08:23:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 08:23:37,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 08:23:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 08:23:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-13 08:23:37,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:37,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767231791] [2024-10-13 08:23:37,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767231791] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:23:37,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1181328796] [2024-10-13 08:23:37,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:37,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:37,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:23:37,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:23:37,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 08:23:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:37,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 1814 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 08:23:37,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:23:37,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2024-10-13 08:23:37,831 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:23:37,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1181328796] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:37,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:23:37,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-13 08:23:37,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078624675] [2024-10-13 08:23:37,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:37,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 08:23:37,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:37,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 08:23:37,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:23:37,834 INFO L87 Difference]: Start difference. First operand 12690 states and 18922 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 1 states have call predecessors, (43), 1 states have call successors, (43) [2024-10-13 08:23:38,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:38,234 INFO L93 Difference]: Finished difference Result 12708 states and 18954 transitions. [2024-10-13 08:23:38,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 08:23:38,235 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 1 states have call predecessors, (43), 1 states have call successors, (43) Word has length 307 [2024-10-13 08:23:38,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:38,294 INFO L225 Difference]: With dead ends: 12708 [2024-10-13 08:23:38,294 INFO L226 Difference]: Without dead ends: 12705 [2024-10-13 08:23:38,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 442 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:23:38,306 INFO L432 NwaCegarLoop]: 1153 mSDtfsCounter, 0 mSDsluCounter, 1148 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2301 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:38,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2301 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 08:23:38,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12705 states. [2024-10-13 08:23:38,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12705 to 12705. [2024-10-13 08:23:38,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12705 states, 8433 states have (on average 1.3807660381833273) internal successors, (11644), 8576 states have internal predecessors, (11644), 3647 states have call successors, (3647), 625 states have call predecessors, (3647), 624 states have return successors, (3646), 3596 states have call predecessors, (3646), 3646 states have call successors, (3646) [2024-10-13 08:23:38,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12705 states to 12705 states and 18937 transitions. [2024-10-13 08:23:38,868 INFO L78 Accepts]: Start accepts. Automaton has 12705 states and 18937 transitions. Word has length 307 [2024-10-13 08:23:38,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:38,871 INFO L471 AbstractCegarLoop]: Abstraction has 12705 states and 18937 transitions. [2024-10-13 08:23:38,871 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 1 states have call predecessors, (43), 1 states have call successors, (43) [2024-10-13 08:23:38,871 INFO L276 IsEmpty]: Start isEmpty. Operand 12705 states and 18937 transitions. [2024-10-13 08:23:38,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-10-13 08:23:38,893 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:38,893 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2024-10-13 08:23:38,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-13 08:23:39,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-13 08:23:39,101 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:39,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:39,102 INFO L85 PathProgramCache]: Analyzing trace with hash -137507896, now seen corresponding path program 1 times [2024-10-13 08:23:39,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:39,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510106594] [2024-10-13 08:23:39,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:39,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:39,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 08:23:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:23:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:23:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:23:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-13 08:23:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-13 08:23:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:23:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 08:23:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:23:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 08:23:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:39,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 08:23:39,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 08:23:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 08:23:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:39,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-13 08:23:39,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:39,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510106594] [2024-10-13 08:23:39,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510106594] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:23:39,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757889097] [2024-10-13 08:23:39,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:39,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:39,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:23:39,824 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:23:39,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 08:23:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:40,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 08:23:40,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:23:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2024-10-13 08:23:40,283 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:23:40,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757889097] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:40,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:23:40,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-13 08:23:40,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403366549] [2024-10-13 08:23:40,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:40,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 08:23:40,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:40,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 08:23:40,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:23:40,285 INFO L87 Difference]: Start difference. First operand 12705 states and 18937 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 1 states have call predecessors, (43), 1 states have call successors, (43) [2024-10-13 08:23:40,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:40,764 INFO L93 Difference]: Finished difference Result 25419 states and 37957 transitions. [2024-10-13 08:23:40,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 08:23:40,765 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 1 states have call predecessors, (43), 1 states have call successors, (43) Word has length 309 [2024-10-13 08:23:40,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:40,915 INFO L225 Difference]: With dead ends: 25419 [2024-10-13 08:23:40,915 INFO L226 Difference]: Without dead ends: 12720 [2024-10-13 08:23:40,952 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:23:40,953 INFO L432 NwaCegarLoop]: 1153 mSDtfsCounter, 0 mSDsluCounter, 1149 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2302 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:40,953 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2302 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 08:23:40,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12720 states. [2024-10-13 08:23:41,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12720 to 12720. [2024-10-13 08:23:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12720 states, 8448 states have (on average 1.3800899621212122) internal successors, (11659), 8591 states have internal predecessors, (11659), 3647 states have call successors, (3647), 625 states have call predecessors, (3647), 624 states have return successors, (3646), 3596 states have call predecessors, (3646), 3646 states have call successors, (3646) [2024-10-13 08:23:41,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12720 states to 12720 states and 18952 transitions. [2024-10-13 08:23:41,452 INFO L78 Accepts]: Start accepts. Automaton has 12720 states and 18952 transitions. Word has length 309 [2024-10-13 08:23:41,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:41,455 INFO L471 AbstractCegarLoop]: Abstraction has 12720 states and 18952 transitions. [2024-10-13 08:23:41,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 1 states have call predecessors, (43), 1 states have call successors, (43) [2024-10-13 08:23:41,455 INFO L276 IsEmpty]: Start isEmpty. Operand 12720 states and 18952 transitions. [2024-10-13 08:23:41,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2024-10-13 08:23:41,474 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:41,475 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2024-10-13 08:23:41,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-13 08:23:41,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-10-13 08:23:41,676 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:41,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:41,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1290770892, now seen corresponding path program 1 times [2024-10-13 08:23:41,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:41,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339242025] [2024-10-13 08:23:41,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:41,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:41,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:41,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 08:23:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:23:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:23:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:23:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-13 08:23:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-13 08:23:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:42,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:23:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-13 08:23:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-13 08:23:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:42,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-13 08:23:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:42,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 08:23:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-13 08:23:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-13 08:23:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-13 08:23:42,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:42,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339242025] [2024-10-13 08:23:42,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339242025] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:23:42,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661508082] [2024-10-13 08:23:42,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:42,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:42,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:23:42,255 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:23:42,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 08:23:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:42,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 08:23:42,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:23:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 860 proven. 0 refuted. 0 times theorem prover too weak. 821 trivial. 0 not checked. [2024-10-13 08:23:42,668 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:23:42,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1661508082] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:42,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:23:42,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-13 08:23:42,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282286637] [2024-10-13 08:23:42,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:42,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 08:23:42,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:42,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 08:23:42,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:23:42,670 INFO L87 Difference]: Start difference. First operand 12720 states and 18952 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-10-13 08:23:43,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:43,210 INFO L93 Difference]: Finished difference Result 25449 states and 37957 transitions. [2024-10-13 08:23:43,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 08:23:43,210 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 310 [2024-10-13 08:23:43,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:43,265 INFO L225 Difference]: With dead ends: 25449 [2024-10-13 08:23:43,265 INFO L226 Difference]: Without dead ends: 12735 [2024-10-13 08:23:43,300 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 434 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:23:43,301 INFO L432 NwaCegarLoop]: 1153 mSDtfsCounter, 0 mSDsluCounter, 1148 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2301 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:43,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2301 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 08:23:43,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12735 states. [2024-10-13 08:23:43,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12735 to 12735. [2024-10-13 08:23:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12735 states, 8463 states have (on average 1.379416282642089) internal successors, (11674), 8606 states have internal predecessors, (11674), 3647 states have call successors, (3647), 625 states have call predecessors, (3647), 624 states have return successors, (3646), 3596 states have call predecessors, (3646), 3646 states have call successors, (3646) [2024-10-13 08:23:43,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12735 states to 12735 states and 18967 transitions. [2024-10-13 08:23:43,790 INFO L78 Accepts]: Start accepts. Automaton has 12735 states and 18967 transitions. Word has length 310 [2024-10-13 08:23:43,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:43,790 INFO L471 AbstractCegarLoop]: Abstraction has 12735 states and 18967 transitions. [2024-10-13 08:23:43,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2024-10-13 08:23:43,790 INFO L276 IsEmpty]: Start isEmpty. Operand 12735 states and 18967 transitions. [2024-10-13 08:23:43,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-10-13 08:23:43,806 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:43,806 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2024-10-13 08:23:43,822 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-13 08:23:44,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:44,007 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:44,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:44,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1225362353, now seen corresponding path program 1 times [2024-10-13 08:23:44,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:44,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348127633] [2024-10-13 08:23:44,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:44,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 08:23:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:23:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:23:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:44,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:23:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-13 08:23:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-13 08:23:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:23:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 08:23:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-13 08:23:44,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 08:23:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 08:23:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 08:23:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 08:23:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:44,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-13 08:23:44,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:44,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348127633] [2024-10-13 08:23:44,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348127633] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:23:44,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1978817972] [2024-10-13 08:23:44,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:44,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:44,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:23:44,745 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:23:44,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-13 08:23:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:45,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 1821 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 08:23:45,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:23:45,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 690 proven. 0 refuted. 0 times theorem prover too weak. 991 trivial. 0 not checked. [2024-10-13 08:23:45,225 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:23:45,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1978817972] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:45,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:23:45,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-13 08:23:45,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117773969] [2024-10-13 08:23:45,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:45,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 08:23:45,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:45,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 08:23:45,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:23:45,228 INFO L87 Difference]: Start difference. First operand 12735 states and 18967 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:23:45,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:45,914 INFO L93 Difference]: Finished difference Result 25479 states and 37987 transitions. [2024-10-13 08:23:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 08:23:45,914 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 311 [2024-10-13 08:23:45,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:45,985 INFO L225 Difference]: With dead ends: 25479 [2024-10-13 08:23:45,986 INFO L226 Difference]: Without dead ends: 12750 [2024-10-13 08:23:46,037 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 08:23:46,038 INFO L432 NwaCegarLoop]: 1153 mSDtfsCounter, 0 mSDsluCounter, 1148 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2301 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:46,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2301 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 08:23:46,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12750 states. [2024-10-13 08:23:46,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12750 to 12750. [2024-10-13 08:23:46,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12750 states, 8478 states have (on average 1.3787449870252417) internal successors, (11689), 8621 states have internal predecessors, (11689), 3647 states have call successors, (3647), 625 states have call predecessors, (3647), 624 states have return successors, (3646), 3596 states have call predecessors, (3646), 3646 states have call successors, (3646) [2024-10-13 08:23:46,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12750 states to 12750 states and 18982 transitions. [2024-10-13 08:23:46,630 INFO L78 Accepts]: Start accepts. Automaton has 12750 states and 18982 transitions. Word has length 311 [2024-10-13 08:23:46,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:46,632 INFO L471 AbstractCegarLoop]: Abstraction has 12750 states and 18982 transitions. [2024-10-13 08:23:46,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:23:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 12750 states and 18982 transitions. [2024-10-13 08:23:46,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-10-13 08:23:46,645 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:46,646 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2024-10-13 08:23:46,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-13 08:23:46,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:46,850 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:46,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:46,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1044627385, now seen corresponding path program 1 times [2024-10-13 08:23:46,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:46,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49578549] [2024-10-13 08:23:46,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:46,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:47,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-13 08:23:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 08:23:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 08:23:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:23:47,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-13 08:23:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:47,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-13 08:23:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 08:23:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 08:23:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:47,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-13 08:23:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-13 08:23:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-13 08:23:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 08:23:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-13 08:23:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-13 08:23:47,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:47,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49578549] [2024-10-13 08:23:47,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49578549] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:23:47,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1212784052] [2024-10-13 08:23:47,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:47,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:47,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:23:47,313 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:23:47,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-13 08:23:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:47,723 INFO L255 TraceCheckSpWp]: Trace formula consists of 1822 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 08:23:47,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:23:47,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-13 08:23:47,821 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:23:47,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1212784052] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:47,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:23:47,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 17 [2024-10-13 08:23:47,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057152558] [2024-10-13 08:23:47,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:47,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:23:47,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:47,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:23:47,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2024-10-13 08:23:47,824 INFO L87 Difference]: Start difference. First operand 12750 states and 18982 transitions. Second operand has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:23:48,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:48,783 INFO L93 Difference]: Finished difference Result 31936 states and 47504 transitions. [2024-10-13 08:23:48,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 08:23:48,783 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) Word has length 312 [2024-10-13 08:23:48,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:48,883 INFO L225 Difference]: With dead ends: 31936 [2024-10-13 08:23:48,883 INFO L226 Difference]: Without dead ends: 19192 [2024-10-13 08:23:48,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=434, Unknown=0, NotChecked=0, Total=506 [2024-10-13 08:23:48,936 INFO L432 NwaCegarLoop]: 1152 mSDtfsCounter, 1235 mSDsluCounter, 5749 mSDsCounter, 0 mSdLazyCounter, 479 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 6901 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:48,937 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1239 Valid, 6901 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 479 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 08:23:48,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19192 states. [2024-10-13 08:23:49,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19192 to 19043. [2024-10-13 08:23:49,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19043 states, 12675 states have (on average 1.3794082840236686) internal successors, (17484), 12897 states have internal predecessors, (17484), 5427 states have call successors, (5427), 933 states have call predecessors, (5427), 940 states have return successors, (5446), 5350 states have call predecessors, (5446), 5426 states have call successors, (5446) [2024-10-13 08:23:49,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19043 states to 19043 states and 28357 transitions. [2024-10-13 08:23:49,835 INFO L78 Accepts]: Start accepts. Automaton has 19043 states and 28357 transitions. Word has length 312 [2024-10-13 08:23:49,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:49,835 INFO L471 AbstractCegarLoop]: Abstraction has 19043 states and 28357 transitions. [2024-10-13 08:23:49,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 5 states have internal predecessors, (100), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:23:49,835 INFO L276 IsEmpty]: Start isEmpty. Operand 19043 states and 28357 transitions. [2024-10-13 08:23:49,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-10-13 08:23:49,858 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:49,858 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:23:49,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-13 08:23:50,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-13 08:23:50,059 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:50,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:50,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1882748484, now seen corresponding path program 1 times [2024-10-13 08:23:50,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:50,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029954843] [2024-10-13 08:23:50,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:50,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 08:23:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-13 08:23:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-13 08:23:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 08:23:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-13 08:23:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:50,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 08:23:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 08:23:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-13 08:23:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:50,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:50,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-13 08:23:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-13 08:23:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-13 08:23:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 08:23:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 08:23:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-13 08:23:50,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:50,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029954843] [2024-10-13 08:23:50,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029954843] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:23:50,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652138689] [2024-10-13 08:23:50,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:50,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:50,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:23:50,585 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:23:50,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-13 08:23:50,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:50,980 INFO L255 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 08:23:50,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:23:51,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-13 08:23:51,056 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:23:51,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652138689] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:51,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:23:51,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-10-13 08:23:51,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099877937] [2024-10-13 08:23:51,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:51,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:23:51,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:51,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:23:51,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-10-13 08:23:51,058 INFO L87 Difference]: Start difference. First operand 19043 states and 28357 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:23:52,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:52,620 INFO L93 Difference]: Finished difference Result 44575 states and 66300 transitions. [2024-10-13 08:23:52,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 08:23:52,621 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) Word has length 313 [2024-10-13 08:23:52,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:52,785 INFO L225 Difference]: With dead ends: 44575 [2024-10-13 08:23:52,785 INFO L226 Difference]: Without dead ends: 25538 [2024-10-13 08:23:52,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 455 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2024-10-13 08:23:52,891 INFO L432 NwaCegarLoop]: 1573 mSDtfsCounter, 1235 mSDsluCounter, 7421 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 8994 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:52,892 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1239 Valid, 8994 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 08:23:52,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25538 states. [2024-10-13 08:23:54,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25538 to 25368. [2024-10-13 08:23:54,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25368 states, 16892 states have (on average 1.3792919725313757) internal successors, (23299), 17209 states have internal predecessors, (23299), 7207 states have call successors, (7207), 1241 states have call predecessors, (7207), 1268 states have return successors, (7258), 7100 states have call predecessors, (7258), 7206 states have call successors, (7258) [2024-10-13 08:23:54,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25368 states to 25368 states and 37764 transitions. [2024-10-13 08:23:54,426 INFO L78 Accepts]: Start accepts. Automaton has 25368 states and 37764 transitions. Word has length 313 [2024-10-13 08:23:54,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:54,427 INFO L471 AbstractCegarLoop]: Abstraction has 25368 states and 37764 transitions. [2024-10-13 08:23:54,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:23:54,427 INFO L276 IsEmpty]: Start isEmpty. Operand 25368 states and 37764 transitions. [2024-10-13 08:23:54,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-13 08:23:54,459 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:54,459 INFO L215 NwaCegarLoop]: trace histogram [33, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-13 08:23:54,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-13 08:23:54,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:54,661 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:54,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:54,661 INFO L85 PathProgramCache]: Analyzing trace with hash 901468667, now seen corresponding path program 1 times [2024-10-13 08:23:54,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:54,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608811154] [2024-10-13 08:23:54,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:54,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 08:23:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-13 08:23:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:23:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-13 08:23:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:23:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:23:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:54,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:55,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-13 08:23:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:55,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-13 08:23:55,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 08:23:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-13 08:23:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-13 08:23:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-13 08:23:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:55,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-13 08:23:55,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:55,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608811154] [2024-10-13 08:23:55,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608811154] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:23:55,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1888585914] [2024-10-13 08:23:55,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:55,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:55,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:23:55,092 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:23:55,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-13 08:23:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:55,446 INFO L255 TraceCheckSpWp]: Trace formula consists of 1727 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 08:23:55,451 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:23:55,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-13 08:23:55,501 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:23:55,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1888585914] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:23:55,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:23:55,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-10-13 08:23:55,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040367606] [2024-10-13 08:23:55,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:23:55,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:23:55,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:23:55,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:23:55,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-10-13 08:23:55,503 INFO L87 Difference]: Start difference. First operand 25368 states and 37764 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-13 08:23:56,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:23:56,982 INFO L93 Difference]: Finished difference Result 57214 states and 85096 transitions. [2024-10-13 08:23:56,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 08:23:56,983 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 282 [2024-10-13 08:23:56,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:23:57,171 INFO L225 Difference]: With dead ends: 57214 [2024-10-13 08:23:57,171 INFO L226 Difference]: Without dead ends: 31852 [2024-10-13 08:23:57,278 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 386 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2024-10-13 08:23:57,279 INFO L432 NwaCegarLoop]: 1573 mSDtfsCounter, 1235 mSDsluCounter, 7421 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 8994 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:23:57,279 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1239 Valid, 8994 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 08:23:57,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31852 states. [2024-10-13 08:23:58,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31852 to 25390. [2024-10-13 08:23:58,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25390 states, 16908 states have (on average 1.3789330494440502) internal successors, (23315), 17227 states have internal predecessors, (23315), 7207 states have call successors, (7207), 1241 states have call predecessors, (7207), 1274 states have return successors, (7267), 7104 states have call predecessors, (7267), 7206 states have call successors, (7267) [2024-10-13 08:23:58,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25390 states to 25390 states and 37789 transitions. [2024-10-13 08:23:58,850 INFO L78 Accepts]: Start accepts. Automaton has 25390 states and 37789 transitions. Word has length 282 [2024-10-13 08:23:58,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:23:58,853 INFO L471 AbstractCegarLoop]: Abstraction has 25390 states and 37789 transitions. [2024-10-13 08:23:58,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-13 08:23:58,853 INFO L276 IsEmpty]: Start isEmpty. Operand 25390 states and 37789 transitions. [2024-10-13 08:23:58,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-10-13 08:23:58,894 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:23:58,895 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-13 08:23:58,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-13 08:23:59,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:59,096 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:23:59,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:23:59,096 INFO L85 PathProgramCache]: Analyzing trace with hash -731824099, now seen corresponding path program 1 times [2024-10-13 08:23:59,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:23:59,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872049088] [2024-10-13 08:23:59,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:59,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:23:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:23:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-13 08:23:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-13 08:23:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-13 08:23:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-13 08:23:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 08:23:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-13 08:23:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-13 08:23:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:23:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:23:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:23:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:23:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:23:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:23:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:23:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:23:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:23:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-13 08:23:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:23:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:23:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:23:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:23:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:23:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:23:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 08:23:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 08:23:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-13 08:23:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:23:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:23:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:23:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:23:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:23:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:23:59,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:23:59,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-13 08:23:59,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:23:59,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872049088] [2024-10-13 08:23:59,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872049088] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:23:59,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593960355] [2024-10-13 08:23:59,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:23:59,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:23:59,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:23:59,642 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:23:59,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-13 08:24:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:00,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 1828 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 08:24:00,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:24:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-13 08:24:00,131 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:24:00,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593960355] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:24:00,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:24:00,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-10-13 08:24:00,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892481383] [2024-10-13 08:24:00,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:24:00,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:24:00,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:24:00,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:24:00,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-10-13 08:24:00,134 INFO L87 Difference]: Start difference. First operand 25390 states and 37789 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:24:01,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:24:01,864 INFO L93 Difference]: Finished difference Result 57244 states and 85129 transitions. [2024-10-13 08:24:01,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-13 08:24:01,865 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) Word has length 315 [2024-10-13 08:24:01,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:24:02,031 INFO L225 Difference]: With dead ends: 57244 [2024-10-13 08:24:02,031 INFO L226 Difference]: Without dead ends: 31860 [2024-10-13 08:24:02,124 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2024-10-13 08:24:02,125 INFO L432 NwaCegarLoop]: 1573 mSDtfsCounter, 1235 mSDsluCounter, 7421 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 8994 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 08:24:02,125 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1239 Valid, 8994 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 08:24:02,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31860 states. [2024-10-13 08:24:03,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31860 to 25403. [2024-10-13 08:24:03,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25403 states, 16918 states have (on average 1.3787090672656341) internal successors, (23325), 17236 states have internal predecessors, (23325), 7207 states have call successors, (7207), 1241 states have call predecessors, (7207), 1277 states have return successors, (7270), 7108 states have call predecessors, (7270), 7206 states have call successors, (7270) [2024-10-13 08:24:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25403 states to 25403 states and 37802 transitions. [2024-10-13 08:24:03,516 INFO L78 Accepts]: Start accepts. Automaton has 25403 states and 37802 transitions. Word has length 315 [2024-10-13 08:24:03,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:24:03,516 INFO L471 AbstractCegarLoop]: Abstraction has 25403 states and 37802 transitions. [2024-10-13 08:24:03,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 5 states have internal predecessors, (103), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:24:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 25403 states and 37802 transitions. [2024-10-13 08:24:03,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-10-13 08:24:03,548 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:24:03,548 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:24:03,564 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-13 08:24:03,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-13 08:24:03,749 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:24:03,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:24:03,750 INFO L85 PathProgramCache]: Analyzing trace with hash 248434404, now seen corresponding path program 1 times [2024-10-13 08:24:03,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:24:03,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092581557] [2024-10-13 08:24:03,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:24:03,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:24:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:24:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:24:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:24:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-13 08:24:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-13 08:24:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:24:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-13 08:24:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:24:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:24:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:24:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:24:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:24:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:24:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:24:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:24:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:24:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:24:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:24:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:24:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:24:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:24:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 08:24:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:24:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:24:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:24:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-13 08:24:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:24:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:24:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:24:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:24:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:24:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:24:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-13 08:24:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:24:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:24:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:24:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:24:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:24:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:24:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:24:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:24:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:24:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:24:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-13 08:24:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-13 08:24:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 08:24:03,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:24:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:24:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:24:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:24:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:24:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:03,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2024-10-13 08:24:03,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:24:03,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092581557] [2024-10-13 08:24:03,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092581557] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:24:03,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:24:03,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:24:03,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803125874] [2024-10-13 08:24:03,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:24:03,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:24:03,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:24:03,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:24:03,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:24:03,992 INFO L87 Difference]: Start difference. First operand 25403 states and 37802 transitions. Second operand has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (47), 6 states have call predecessors, (47), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:24:08,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:24:08,905 INFO L93 Difference]: Finished difference Result 76578 states and 114781 transitions. [2024-10-13 08:24:08,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-13 08:24:08,906 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (47), 6 states have call predecessors, (47), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 324 [2024-10-13 08:24:08,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:24:09,376 INFO L225 Difference]: With dead ends: 76578 [2024-10-13 08:24:09,376 INFO L226 Difference]: Without dead ends: 51181 [2024-10-13 08:24:09,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2024-10-13 08:24:09,458 INFO L432 NwaCegarLoop]: 469 mSDtfsCounter, 3772 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 2177 mSolverCounterSat, 3228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3867 SdHoareTripleChecker+Valid, 1371 SdHoareTripleChecker+Invalid, 5405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3228 IncrementalHoareTripleChecker+Valid, 2177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-10-13 08:24:09,458 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3867 Valid, 1371 Invalid, 5405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3228 Valid, 2177 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-10-13 08:24:09,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51181 states. [2024-10-13 08:24:11,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51181 to 43692. [2024-10-13 08:24:11,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43692 states, 29150 states have (on average 1.3726586620926244) internal successors, (40013), 29786 states have internal predecessors, (40013), 12317 states have call successors, (12317), 2087 states have call predecessors, (12317), 2224 states have return successors, (12700), 12088 states have call predecessors, (12700), 12316 states have call successors, (12700) [2024-10-13 08:24:11,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43692 states to 43692 states and 65030 transitions. [2024-10-13 08:24:11,652 INFO L78 Accepts]: Start accepts. Automaton has 43692 states and 65030 transitions. Word has length 324 [2024-10-13 08:24:11,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:24:11,652 INFO L471 AbstractCegarLoop]: Abstraction has 43692 states and 65030 transitions. [2024-10-13 08:24:11,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (47), 6 states have call predecessors, (47), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-13 08:24:11,653 INFO L276 IsEmpty]: Start isEmpty. Operand 43692 states and 65030 transitions. [2024-10-13 08:24:11,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2024-10-13 08:24:11,657 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:24:11,657 INFO L215 NwaCegarLoop]: trace histogram [40, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2024-10-13 08:24:11,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-13 08:24:11,657 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:24:11,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:24:11,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1347034563, now seen corresponding path program 1 times [2024-10-13 08:24:11,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:24:11,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090140238] [2024-10-13 08:24:11,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:24:11,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:24:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:24:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:24:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:24:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 08:24:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-13 08:24:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-13 08:24:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-13 08:24:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:24:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:11,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-13 08:24:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:24:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:24:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:24:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:24:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:24:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:24:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-13 08:24:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:24:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:24:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:24:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:24:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:24:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:24:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-13 08:24:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:24:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:24:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:24:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 08:24:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 08:24:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:24:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 08:24:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 08:24:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 08:24:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:24:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 08:24:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:24:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:24:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:24:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:24:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-13 08:24:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 08:24:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-13 08:24:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-13 08:24:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 08:24:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-13 08:24:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-13 08:24:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-13 08:24:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-13 08:24:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-10-13 08:24:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-13 08:24:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:24:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-13 08:24:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:24:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 08:24:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 08:24:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1699 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 1675 trivial. 0 not checked. [2024-10-13 08:24:12,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:24:12,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090140238] [2024-10-13 08:24:12,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090140238] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:24:12,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63265041] [2024-10-13 08:24:12,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:24:12,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:24:12,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:24:12,344 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:24:12,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-13 08:24:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:24:12,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 1889 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-13 08:24:12,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:24:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1699 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2024-10-13 08:24:12,929 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 08:24:13,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1699 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2024-10-13 08:24:13,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [63265041] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 08:24:13,423 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 08:24:13,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 24 [2024-10-13 08:24:13,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068175777] [2024-10-13 08:24:13,423 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 08:24:13,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-13 08:24:13,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:24:13,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-13 08:24:13,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2024-10-13 08:24:13,428 INFO L87 Difference]: Start difference. First operand 43692 states and 65030 transitions. Second operand has 24 states, 24 states have (on average 8.166666666666666) internal successors, (196), 15 states have internal predecessors, (196), 5 states have call successors, (96), 9 states have call predecessors, (96), 7 states have return successors, (87), 6 states have call predecessors, (87), 5 states have call successors, (87)