./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b615ef3e9ec848bbbdbcac9993fc5d609594ef1caaa279a862c4f038e6ec482e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 15:41:33,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:41:33,316 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:41:33,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:41:33,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:41:33,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:41:33,353 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:41:33,354 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:41:33,354 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:41:33,354 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:41:33,355 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:41:33,355 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:41:33,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:41:33,356 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:41:33,356 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:41:33,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:41:33,356 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:41:33,356 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:41:33,357 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:41:33,357 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:41:33,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:41:33,362 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:41:33,362 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:41:33,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:41:33,362 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:41:33,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:41:33,362 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:41:33,363 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:41:33,363 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:41:33,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:41:33,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:41:33,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:41:33,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:41:33,363 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:41:33,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:41:33,364 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:41:33,364 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:41:33,364 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:41:33,364 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:41:33,364 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b615ef3e9ec848bbbdbcac9993fc5d609594ef1caaa279a862c4f038e6ec482e [2024-10-11 15:41:33,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:41:33,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:41:33,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:41:33,635 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:41:33,635 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:41:33,636 INFO L431 ainManager$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 [2024-10-11 15:41:34,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:41:35,275 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:41:35,276 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 [2024-10-11 15:41:35,310 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/157f60ca7/36a559aa807d4482b4d623f9665eca72/FLAG946359cee [2024-10-11 15:41:35,325 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/157f60ca7/36a559aa807d4482b4d623f9665eca72 [2024-10-11 15:41:35,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:41:35,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:41:35,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:41:35,333 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:41:35,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:41:35,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:41:35" (1/1) ... [2024-10-11 15:41:35,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee51973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:35, skipping insertion in model container [2024-10-11 15:41:35,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:41:35" (1/1) ... [2024-10-11 15:41:35,434 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:41:36,317 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] [2024-10-11 15:41:36,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:41:36,425 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:41:36,539 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] [2024-10-11 15:41:36,541 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] [2024-10-11 15:41:36,550 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5446] [2024-10-11 15:41:36,550 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5454] [2024-10-11 15:41:36,561 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1,%b0": "=a" (_v): "d" (port)); [5637] [2024-10-11 15:41:36,650 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] [2024-10-11 15:41:36,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:41:36,732 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:41:36,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36 WrapperNode [2024-10-11 15:41:36,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:41:36,734 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:41:36,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:41:36,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:41:36,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:36,786 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:36,917 INFO L138 Inliner]: procedures = 151, calls = 711, calls flagged for inlining = 70, calls inlined = 67, statements flattened = 1994 [2024-10-11 15:41:36,917 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:41:36,918 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:41:36,918 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:41:36,918 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:41:36,927 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:36,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:36,952 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:37,053 INFO L175 MemorySlicer]: Split 325 memory accesses to 10 slices as follows [2, 6, 23, 60, 3, 4, 4, 4, 208, 11]. 64 percent of accesses are in the largest equivalence class. The 165 initializations are split as follows [2, 0, 23, 60, 2, 2, 0, 2, 66, 8]. The 64 writes are split as follows [0, 4, 0, 0, 0, 0, 2, 0, 58, 0]. [2024-10-11 15:41:37,053 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:37,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:37,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:37,109 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:37,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:37,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:37,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:41:37,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:41:37,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:41:37,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:41:37,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (1/1) ... [2024-10-11 15:41:37,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:41:37,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:41:37,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:41:37,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:41:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure atp_probe1 [2024-10-11 15:41:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure atp_probe1 [2024-10-11 15:41:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-10-11 15:41:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-10-11 15:41:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2024-10-11 15:41:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2024-10-11 15:41:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-11 15:41:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-11 15:41:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:41:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:41:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:41:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:41:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:41:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:41:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:41:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-11 15:41:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-11 15:41:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-11 15:41:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-11 15:41:37,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-11 15:41:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-10-11 15:41:37,275 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-10-11 15:41:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-11 15:41:37,276 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-11 15:41:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode0 [2024-10-11 15:41:37,276 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode0 [2024-10-11 15:41:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode1 [2024-10-11 15:41:37,276 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode1 [2024-10-11 15:41:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-11 15:41:37,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-11 15:41:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-11 15:41:37,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-11 15:41:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:41:37,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:41:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-10-11 15:41:37,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-10-11 15:41:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure tx_timeout [2024-10-11 15:41:37,277 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_timeout [2024-10-11 15:41:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:41:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:41:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:41:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:41:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:41:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:41:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:41:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-11 15:41:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-11 15:41:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-11 15:41:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure net_rx [2024-10-11 15:41:37,279 INFO L138 BoogieDeclarations]: Found implementation of procedure net_rx [2024-10-11 15:41:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-11 15:41:37,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-11 15:41:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_high [2024-10-11 15:41:37,279 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_high [2024-10-11 15:41:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-11 15:41:37,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-11 15:41:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 15:41:37,279 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 15:41:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-11 15:41:37,280 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-11 15:41:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure read_nibble [2024-10-11 15:41:37,280 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nibble [2024-10-11 15:41:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:41:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure hardware_init [2024-10-11 15:41:37,280 INFO L138 BoogieDeclarations]: Found implementation of procedure hardware_init [2024-10-11 15:41:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:41:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:41:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:41:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:41:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:41:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:41:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:41:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:41:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:41:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 15:41:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 15:41:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 15:41:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-11 15:41:37,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-11 15:41:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-10-11 15:41:37,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-10-11 15:41:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-10-11 15:41:37,282 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-10-11 15:41:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:41:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:41:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:41:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:41:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:41:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:41:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:41:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 15:41:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 15:41:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 15:41:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-11 15:41:37,284 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-11 15:41:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_byte [2024-10-11 15:41:37,284 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_byte [2024-10-11 15:41:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-11 15:41:37,284 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-11 15:41:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-11 15:41:37,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure inbyte [2024-10-11 15:41:37,285 INFO L138 BoogieDeclarations]: Found implementation of procedure inbyte [2024-10-11 15:41:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 15:41:37,286 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 15:41:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_send [2024-10-11 15:41:37,286 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_send [2024-10-11 15:41:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-11 15:41:37,286 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-11 15:41:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-11 15:41:37,286 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-11 15:41:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2024-10-11 15:41:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2024-10-11 15:41:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-11 15:41:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-11 15:41:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-11 15:41:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-11 15:41:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-11 15:41:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-11 15:41:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_op [2024-10-11 15:41:37,287 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_op [2024-10-11 15:41:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-11 15:41:37,288 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-11 15:41:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:41:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:41:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:41:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:41:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:41:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:41:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:41:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-11 15:41:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-11 15:41:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-11 15:41:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:41:37,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:41:37,644 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:41:37,647 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:41:38,094 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-11 15:41:39,244 INFO L? ?]: Removed 777 outVars from TransFormulas that were not future-live. [2024-10-11 15:41:39,244 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:41:39,365 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:41:39,369 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 15:41:39,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:41:39 BoogieIcfgContainer [2024-10-11 15:41:39,370 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:41:39,371 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:41:39,372 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:41:39,375 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:41:39,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:41:35" (1/3) ... [2024-10-11 15:41:39,376 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@565387db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:41:39, skipping insertion in model container [2024-10-11 15:41:39,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:41:36" (2/3) ... [2024-10-11 15:41:39,376 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@565387db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:41:39, skipping insertion in model container [2024-10-11 15:41:39,377 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:41:39" (3/3) ... [2024-10-11 15:41:39,378 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-10-11 15:41:39,392 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:41:39,392 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:41:39,461 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:41:39,465 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;@fe0193a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:41:39,466 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:41:39,473 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) [2024-10-11 15:41:39,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-10-11 15:41:39,503 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:41:39,504 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] [2024-10-11 15:41:39,505 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:41:39,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:41:39,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1005739584, now seen corresponding path program 1 times [2024-10-11 15:41:39,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:41:39,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129762620] [2024-10-11 15:41:39,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:41:39,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:41:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:41:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-11 15:41:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 15:41:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 15:41:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 15:41:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:40,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 15:41:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 15:41:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-11 15:41:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-11 15:41:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-11 15:41:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 15:41:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:41:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:41:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:41:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:40,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-11 15:41:40,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:41:40,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129762620] [2024-10-11 15:41:40,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129762620] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:41:40,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:41:40,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 15:41:40,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041260795] [2024-10-11 15:41:40,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:41:40,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 15:41:40,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:41:40,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 15:41:40,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-11 15:41:40,652 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) [2024-10-11 15:41:43,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:41:43,333 INFO L93 Difference]: Finished difference Result 1780 states and 2815 transitions. [2024-10-11 15:41:43,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 15:41:43,335 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 [2024-10-11 15:41:43,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:41:43,354 INFO L225 Difference]: With dead ends: 1780 [2024-10-11 15:41:43,355 INFO L226 Difference]: Without dead ends: 940 [2024-10-11 15:41:43,370 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 [2024-10-11 15:41:43,373 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 1313 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 1179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s 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, 2.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:41:43,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1363 Valid, 1335 Invalid, 2842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1179 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-11 15:41:43,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2024-10-11 15:41:43,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 815. [2024-10-11 15:41:43,493 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) [2024-10-11 15:41:43,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1222 transitions. [2024-10-11 15:41:43,502 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1222 transitions. Word has length 266 [2024-10-11 15:41:43,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:41:43,503 INFO L471 AbstractCegarLoop]: Abstraction has 815 states and 1222 transitions. [2024-10-11 15:41:43,503 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) [2024-10-11 15:41:43,504 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1222 transitions. [2024-10-11 15:41:43,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-10-11 15:41:43,512 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:41:43,515 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] [2024-10-11 15:41:43,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:41:43,516 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:41:43,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:41:43,516 INFO L85 PathProgramCache]: Analyzing trace with hash -498114461, now seen corresponding path program 1 times [2024-10-11 15:41:43,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:41:43,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614378116] [2024-10-11 15:41:43,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:41:43,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:41:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-11 15:41:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-11 15:41:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:41:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 15:41:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-11 15:41:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 15:41:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:43,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 15:41:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 15:41:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 15:41:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 15:41:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 15:41:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:41:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:41:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:41:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:44,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-11 15:41:44,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:41:44,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614378116] [2024-10-11 15:41:44,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614378116] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:41:44,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:41:44,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 15:41:44,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81525599] [2024-10-11 15:41:44,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:41:44,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 15:41:44,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:41:44,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 15:41:44,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-11 15:41:44,185 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) [2024-10-11 15:41:49,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:41:49,455 INFO L93 Difference]: Finished difference Result 2688 states and 4060 transitions. [2024-10-11 15:41:49,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 15:41:49,456 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 [2024-10-11 15:41:49,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:41:49,467 INFO L225 Difference]: With dead ends: 2688 [2024-10-11 15:41:49,468 INFO L226 Difference]: Without dead ends: 1879 [2024-10-11 15:41:49,472 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2024-10-11 15:41:49,473 INFO L432 NwaCegarLoop]: 599 mSDtfsCounter, 2924 mSDsluCounter, 2798 mSDsCounter, 0 mSdLazyCounter, 5974 mSolverCounterSat, 2154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3067 SdHoareTripleChecker+Valid, 3397 SdHoareTripleChecker+Invalid, 8128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2154 IncrementalHoareTripleChecker+Valid, 5974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-10-11 15:41:49,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3067 Valid, 3397 Invalid, 8128 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2154 Valid, 5974 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2024-10-11 15:41:49,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1879 states. [2024-10-11 15:41:49,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1879 to 1624. [2024-10-11 15:41:49,568 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) [2024-10-11 15:41:49,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2431 transitions. [2024-10-11 15:41:49,580 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2431 transitions. Word has length 265 [2024-10-11 15:41:49,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:41:49,582 INFO L471 AbstractCegarLoop]: Abstraction has 1624 states and 2431 transitions. [2024-10-11 15:41:49,582 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) [2024-10-11 15:41:49,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2431 transitions. [2024-10-11 15:41:49,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2024-10-11 15:41:49,597 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:41:49,597 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] [2024-10-11 15:41:49,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 15:41:49,599 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:41:49,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:41:49,599 INFO L85 PathProgramCache]: Analyzing trace with hash 147233095, now seen corresponding path program 1 times [2024-10-11 15:41:49,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:41:49,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928136373] [2024-10-11 15:41:49,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:41:49,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:41:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 15:41:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 15:41:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 15:41:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-11 15:41:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 15:41:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:49,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 15:41:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:50,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-11 15:41:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:50,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-11 15:41:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 15:41:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:41:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:41:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:41:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:41:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:41:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 15:41:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 15:41:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-11 15:41:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:50,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:41:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:41:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:41:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:50,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-11 15:41:50,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:41:50,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928136373] [2024-10-11 15:41:50,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928136373] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:41:50,189 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:41:50,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 15:41:50,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690874122] [2024-10-11 15:41:50,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:41:50,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 15:41:50,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:41:50,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 15:41:50,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-11 15:41:50,192 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) [2024-10-11 15:41:54,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:41:54,619 INFO L93 Difference]: Finished difference Result 5374 states and 8103 transitions. [2024-10-11 15:41:54,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 15:41:54,620 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 [2024-10-11 15:41:54,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:41:54,648 INFO L225 Difference]: With dead ends: 5374 [2024-10-11 15:41:54,648 INFO L226 Difference]: Without dead ends: 3756 [2024-10-11 15:41:54,656 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 [2024-10-11 15:41:54,658 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 3399 mSDsluCounter, 2264 mSDsCounter, 0 mSdLazyCounter, 4485 mSolverCounterSat, 2733 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s 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, 4.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:41:54,661 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3542 Valid, 2732 Invalid, 7218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2733 Valid, 4485 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-10-11 15:41:54,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3756 states. [2024-10-11 15:41:54,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3756 to 3249. [2024-10-11 15:41:54,854 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) [2024-10-11 15:41:54,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 3249 states and 4856 transitions. [2024-10-11 15:41:54,874 INFO L78 Accepts]: Start accepts. Automaton has 3249 states and 4856 transitions. Word has length 298 [2024-10-11 15:41:54,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:41:54,874 INFO L471 AbstractCegarLoop]: Abstraction has 3249 states and 4856 transitions. [2024-10-11 15:41:54,875 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) [2024-10-11 15:41:54,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3249 states and 4856 transitions. [2024-10-11 15:41:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-10-11 15:41:54,889 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:41:54,889 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] [2024-10-11 15:41:54,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 15:41:54,891 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:41:54,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:41:54,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1941037164, now seen corresponding path program 1 times [2024-10-11 15:41:54,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:41:54,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057099065] [2024-10-11 15:41:54,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:41:54,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:41:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:41:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 15:41:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-11 15:41:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-11 15:41:55,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 15:41:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-11 15:41:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-11 15:41:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-11 15:41:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:41:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:41:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:41:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:41:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:41:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 15:41:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:41:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:41:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-11 15:41:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:41:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:41:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:41:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:41:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:41:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:41:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 15:41:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-11 15:41:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-11 15:41:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:41:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:41:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:41:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:41:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:41:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:41:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:41:55,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-11 15:41:55,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:41:55,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057099065] [2024-10-11 15:41:55,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057099065] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:41:55,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:41:55,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 15:41:55,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233946971] [2024-10-11 15:41:55,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:41:55,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 15:41:55,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:41:55,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 15:41:55,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-11 15:41:55,455 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) [2024-10-11 15:41:59,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:41:59,921 INFO L93 Difference]: Finished difference Result 10751 states and 16181 transitions. [2024-10-11 15:41:59,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 15:41:59,922 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 [2024-10-11 15:41:59,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:41:59,973 INFO L225 Difference]: With dead ends: 10751 [2024-10-11 15:41:59,974 INFO L226 Difference]: Without dead ends: 7508 [2024-10-11 15:42:00,037 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 [2024-10-11 15:42:00,038 INFO L432 NwaCegarLoop]: 598 mSDtfsCounter, 3566 mSDsluCounter, 2122 mSDsCounter, 0 mSdLazyCounter, 4958 mSolverCounterSat, 2768 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s 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, 3.9s IncrementalHoareTripleChecker+Time [2024-10-11 15:42:00,038 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3709 Valid, 2720 Invalid, 7726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2768 Valid, 4958 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-10-11 15:42:00,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7508 states. [2024-10-11 15:42:00,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7508 to 6457. [2024-10-11 15:42:00,370 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) [2024-10-11 15:42:00,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6457 states to 6457 states and 9652 transitions. [2024-10-11 15:42:00,406 INFO L78 Accepts]: Start accepts. Automaton has 6457 states and 9652 transitions. Word has length 295 [2024-10-11 15:42:00,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:00,406 INFO L471 AbstractCegarLoop]: Abstraction has 6457 states and 9652 transitions. [2024-10-11 15:42:00,407 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) [2024-10-11 15:42:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 6457 states and 9652 transitions. [2024-10-11 15:42:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-10-11 15:42:00,425 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:00,425 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] [2024-10-11 15:42:00,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 15:42:00,426 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:00,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:00,426 INFO L85 PathProgramCache]: Analyzing trace with hash 683312713, now seen corresponding path program 1 times [2024-10-11 15:42:00,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:00,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495634713] [2024-10-11 15:42:00,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:00,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:42:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-11 15:42:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 15:42:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 15:42:00,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-11 15:42:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 15:42:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 15:42:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:00,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:00,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-11 15:42:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:00,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-11 15:42:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:42:00,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:42:00,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:42:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:42:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:42:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-11 15:42:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:00,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-11 15:42:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:01,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 15:42:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:01,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:01,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:01,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:01,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:01,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:01,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:01,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:01,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-11 15:42:01,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:01,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495634713] [2024-10-11 15:42:01,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495634713] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:01,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:42:01,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-11 15:42:01,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641656193] [2024-10-11 15:42:01,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:01,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-11 15:42:01,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:01,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-11 15:42:01,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-11 15:42:01,041 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) [2024-10-11 15:42:05,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:05,249 INFO L93 Difference]: Finished difference Result 21062 states and 31656 transitions. [2024-10-11 15:42:05,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-11 15:42:05,250 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 [2024-10-11 15:42:05,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:05,346 INFO L225 Difference]: With dead ends: 21062 [2024-10-11 15:42:05,346 INFO L226 Difference]: Without dead ends: 14611 [2024-10-11 15:42:05,385 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 [2024-10-11 15:42:05,386 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 3518 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 4135 mSolverCounterSat, 2787 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s 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, 3.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:42:05,386 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3661 Valid, 2469 Invalid, 6922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2787 Valid, 4135 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-11 15:42:05,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14611 states. [2024-10-11 15:42:06,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14611 to 12690. [2024-10-11 15:42:06,187 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) [2024-10-11 15:42:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12690 states to 12690 states and 18922 transitions. [2024-10-11 15:42:06,269 INFO L78 Accepts]: Start accepts. Automaton has 12690 states and 18922 transitions. Word has length 297 [2024-10-11 15:42:06,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:06,270 INFO L471 AbstractCegarLoop]: Abstraction has 12690 states and 18922 transitions. [2024-10-11 15:42:06,270 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) [2024-10-11 15:42:06,270 INFO L276 IsEmpty]: Start isEmpty. Operand 12690 states and 18922 transitions. [2024-10-11 15:42:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-10-11 15:42:06,292 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:06,292 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] [2024-10-11 15:42:06,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 15:42:06,293 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:06,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:06,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1948971587, now seen corresponding path program 1 times [2024-10-11 15:42:06,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:06,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43125921] [2024-10-11 15:42:06,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:06,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:06,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 15:42:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:42:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 15:42:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:42:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 15:42:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:06,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 15:42:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:42:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 15:42:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:06,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:42:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:06,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 15:42:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:42:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:42:06,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:42:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:42:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:42:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 15:42:06,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 15:42:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 15:42:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:06,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-11 15:42:06,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:06,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43125921] [2024-10-11 15:42:06,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43125921] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:06,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [470340599] [2024-10-11 15:42:06,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:06,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:06,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:06,901 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:06,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 15:42:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:07,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 1814 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 15:42:07,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:07,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2024-10-11 15:42:07,461 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:42:07,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [470340599] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:07,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:42:07,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-11 15:42:07,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584872674] [2024-10-11 15:42:07,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:07,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:42:07,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:07,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:42:07,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-11 15:42:07,463 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) [2024-10-11 15:42:07,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:07,907 INFO L93 Difference]: Finished difference Result 12708 states and 18954 transitions. [2024-10-11 15:42:07,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:42:07,908 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 [2024-10-11 15:42:07,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:07,992 INFO L225 Difference]: With dead ends: 12708 [2024-10-11 15:42:07,993 INFO L226 Difference]: Without dead ends: 12705 [2024-10-11 15:42:08,005 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 [2024-10-11 15:42:08,007 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 [2024-10-11 15:42:08,007 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] [2024-10-11 15:42:08,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12705 states. [2024-10-11 15:42:08,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12705 to 12705. [2024-10-11 15:42:08,651 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) [2024-10-11 15:42:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12705 states to 12705 states and 18937 transitions. [2024-10-11 15:42:08,742 INFO L78 Accepts]: Start accepts. Automaton has 12705 states and 18937 transitions. Word has length 307 [2024-10-11 15:42:08,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:08,745 INFO L471 AbstractCegarLoop]: Abstraction has 12705 states and 18937 transitions. [2024-10-11 15:42:08,746 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) [2024-10-11 15:42:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand 12705 states and 18937 transitions. [2024-10-11 15:42:08,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-10-11 15:42:08,775 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:08,775 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] [2024-10-11 15:42:08,792 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 15:42:08,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:08,976 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:08,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:08,977 INFO L85 PathProgramCache]: Analyzing trace with hash -137507896, now seen corresponding path program 1 times [2024-10-11 15:42:08,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:08,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190736840] [2024-10-11 15:42:08,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:08,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 15:42:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:42:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 15:42:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:42:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 15:42:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:09,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 15:42:09,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:42:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 15:42:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:42:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 15:42:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:42:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:42:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:42:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:42:09,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:42:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 15:42:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 15:42:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 15:42:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:09,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:09,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:09,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-11 15:42:09,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:09,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190736840] [2024-10-11 15:42:09,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190736840] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:09,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [644175811] [2024-10-11 15:42:09,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:09,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:09,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:09,774 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:09,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 15:42:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:10,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-11 15:42:10,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:10,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2024-10-11 15:42:10,302 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:42:10,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [644175811] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:10,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:42:10,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-11 15:42:10,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092130013] [2024-10-11 15:42:10,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:10,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:42:10,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:10,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:42:10,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-11 15:42:10,305 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) [2024-10-11 15:42:10,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:10,879 INFO L93 Difference]: Finished difference Result 25419 states and 37957 transitions. [2024-10-11 15:42:10,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:42:10,879 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 [2024-10-11 15:42:10,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:10,950 INFO L225 Difference]: With dead ends: 25419 [2024-10-11 15:42:10,951 INFO L226 Difference]: Without dead ends: 12720 [2024-10-11 15:42:11,008 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 [2024-10-11 15:42:11,008 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 [2024-10-11 15:42:11,009 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] [2024-10-11 15:42:11,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12720 states. [2024-10-11 15:42:11,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12720 to 12720. [2024-10-11 15:42:11,570 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) [2024-10-11 15:42:11,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12720 states to 12720 states and 18952 transitions. [2024-10-11 15:42:11,645 INFO L78 Accepts]: Start accepts. Automaton has 12720 states and 18952 transitions. Word has length 309 [2024-10-11 15:42:11,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:11,645 INFO L471 AbstractCegarLoop]: Abstraction has 12720 states and 18952 transitions. [2024-10-11 15:42:11,646 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) [2024-10-11 15:42:11,646 INFO L276 IsEmpty]: Start isEmpty. Operand 12720 states and 18952 transitions. [2024-10-11 15:42:11,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2024-10-11 15:42:11,669 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:11,669 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] [2024-10-11 15:42:11,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-11 15:42:11,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:11,870 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:11,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:11,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1290770892, now seen corresponding path program 1 times [2024-10-11 15:42:11,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:11,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755971714] [2024-10-11 15:42:11,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:11,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:12,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 15:42:12,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:42:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 15:42:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:12,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:42:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 15:42:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 15:42:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:42:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 15:42:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:12,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-11 15:42:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 15:42:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:42:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:42:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:42:12,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:42:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:42:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-11 15:42:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 15:42:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 15:42:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-11 15:42:12,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:12,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755971714] [2024-10-11 15:42:12,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755971714] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:12,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1636110233] [2024-10-11 15:42:12,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:12,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:12,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:12,394 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:12,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 15:42:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:12,810 INFO L255 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 15:42:12,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:12,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 860 proven. 0 refuted. 0 times theorem prover too weak. 821 trivial. 0 not checked. [2024-10-11 15:42:12,848 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:42:12,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1636110233] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:12,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:42:12,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-11 15:42:12,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95879909] [2024-10-11 15:42:12,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:12,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:42:12,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:12,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:42:12,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-11 15:42:12,850 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) [2024-10-11 15:42:13,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:13,497 INFO L93 Difference]: Finished difference Result 25449 states and 37957 transitions. [2024-10-11 15:42:13,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:42:13,497 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 [2024-10-11 15:42:13,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:13,580 INFO L225 Difference]: With dead ends: 25449 [2024-10-11 15:42:13,580 INFO L226 Difference]: Without dead ends: 12735 [2024-10-11 15:42:13,634 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 [2024-10-11 15:42:13,635 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 [2024-10-11 15:42:13,635 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] [2024-10-11 15:42:13,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12735 states. [2024-10-11 15:42:14,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12735 to 12735. [2024-10-11 15:42:14,287 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) [2024-10-11 15:42:14,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12735 states to 12735 states and 18967 transitions. [2024-10-11 15:42:14,387 INFO L78 Accepts]: Start accepts. Automaton has 12735 states and 18967 transitions. Word has length 310 [2024-10-11 15:42:14,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:14,388 INFO L471 AbstractCegarLoop]: Abstraction has 12735 states and 18967 transitions. [2024-10-11 15:42:14,388 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) [2024-10-11 15:42:14,388 INFO L276 IsEmpty]: Start isEmpty. Operand 12735 states and 18967 transitions. [2024-10-11 15:42:14,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-10-11 15:42:14,408 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:14,409 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] [2024-10-11 15:42:14,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 15:42:14,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:14,610 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:14,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:14,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1225362353, now seen corresponding path program 1 times [2024-10-11 15:42:14,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:14,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112303687] [2024-10-11 15:42:14,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:14,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:14,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:14,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:14,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:14,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:14,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:14,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:14,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 15:42:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:42:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 15:42:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:42:15,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 15:42:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:15,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 15:42:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:15,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:42:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:15,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 15:42:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-11 15:42:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-11 15:42:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:42:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:42:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:42:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:42:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:42:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-11 15:42:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 15:42:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 15:42:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:15,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-11 15:42:15,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:15,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112303687] [2024-10-11 15:42:15,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112303687] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:15,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1799781802] [2024-10-11 15:42:15,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:15,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:15,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:15,307 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:15,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 15:42:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:15,787 INFO L255 TraceCheckSpWp]: Trace formula consists of 1821 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 15:42:15,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:15,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 690 proven. 0 refuted. 0 times theorem prover too weak. 991 trivial. 0 not checked. [2024-10-11 15:42:15,837 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:42:15,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1799781802] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:15,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:42:15,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-11 15:42:15,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527233901] [2024-10-11 15:42:15,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:15,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:42:15,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:15,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:42:15,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-11 15:42:15,839 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) [2024-10-11 15:42:16,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:16,525 INFO L93 Difference]: Finished difference Result 25479 states and 37987 transitions. [2024-10-11 15:42:16,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:42:16,525 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 [2024-10-11 15:42:16,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:16,600 INFO L225 Difference]: With dead ends: 25479 [2024-10-11 15:42:16,600 INFO L226 Difference]: Without dead ends: 12750 [2024-10-11 15:42:16,655 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 [2024-10-11 15:42:16,657 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 [2024-10-11 15:42:16,657 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] [2024-10-11 15:42:16,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12750 states. [2024-10-11 15:42:17,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12750 to 12750. [2024-10-11 15:42:17,137 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) [2024-10-11 15:42:17,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12750 states to 12750 states and 18982 transitions. [2024-10-11 15:42:17,221 INFO L78 Accepts]: Start accepts. Automaton has 12750 states and 18982 transitions. Word has length 311 [2024-10-11 15:42:17,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:17,222 INFO L471 AbstractCegarLoop]: Abstraction has 12750 states and 18982 transitions. [2024-10-11 15:42:17,222 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) [2024-10-11 15:42:17,223 INFO L276 IsEmpty]: Start isEmpty. Operand 12750 states and 18982 transitions. [2024-10-11 15:42:17,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-10-11 15:42:17,237 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:17,238 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] [2024-10-11 15:42:17,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 15:42:17,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-11 15:42:17,439 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:17,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:17,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1044627385, now seen corresponding path program 1 times [2024-10-11 15:42:17,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:17,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674251815] [2024-10-11 15:42:17,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:17,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 15:42:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-11 15:42:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 15:42:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-11 15:42:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 15:42:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:17,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:17,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 15:42:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-11 15:42:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-11 15:42:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-11 15:42:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 15:42:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:42:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:42:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:42:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:42:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:42:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-11 15:42:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-11 15:42:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 15:42:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:17,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:17,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-11 15:42:17,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:17,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674251815] [2024-10-11 15:42:17,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674251815] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:17,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342495566] [2024-10-11 15:42:17,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:17,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:17,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:17,929 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:17,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 15:42:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:18,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 1822 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-11 15:42:18,428 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:18,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-11 15:42:18,513 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:42:18,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1342495566] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:18,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:42:18,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 17 [2024-10-11 15:42:18,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93439185] [2024-10-11 15:42:18,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:18,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:42:18,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:18,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:42:18,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2024-10-11 15:42:18,514 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) [2024-10-11 15:42:19,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:19,469 INFO L93 Difference]: Finished difference Result 31936 states and 47504 transitions. [2024-10-11 15:42:19,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 15:42:19,470 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 [2024-10-11 15:42:19,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:19,599 INFO L225 Difference]: With dead ends: 31936 [2024-10-11 15:42:19,600 INFO L226 Difference]: Without dead ends: 19192 [2024-10-11 15:42:19,662 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 [2024-10-11 15:42:19,663 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 [2024-10-11 15:42:19,663 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] [2024-10-11 15:42:19,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19192 states. [2024-10-11 15:42:20,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19192 to 19043. [2024-10-11 15:42:20,479 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) [2024-10-11 15:42:20,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19043 states to 19043 states and 28357 transitions. [2024-10-11 15:42:20,604 INFO L78 Accepts]: Start accepts. Automaton has 19043 states and 28357 transitions. Word has length 312 [2024-10-11 15:42:20,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:20,610 INFO L471 AbstractCegarLoop]: Abstraction has 19043 states and 28357 transitions. [2024-10-11 15:42:20,610 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) [2024-10-11 15:42:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 19043 states and 28357 transitions. [2024-10-11 15:42:20,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-10-11 15:42:20,647 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:20,647 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] [2024-10-11 15:42:20,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-11 15:42:20,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-11 15:42:20,849 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:20,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:20,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1882748484, now seen corresponding path program 1 times [2024-10-11 15:42:20,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:20,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723171939] [2024-10-11 15:42:20,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:20,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 15:42:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-11 15:42:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-11 15:42:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 15:42:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 15:42:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:21,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:21,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:21,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-11 15:42:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:21,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-11 15:42:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 15:42:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:21,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-11 15:42:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 15:42:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:42:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:42:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:42:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:42:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:42:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-11 15:42:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-11 15:42:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-11 15:42:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-11 15:42:21,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:21,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723171939] [2024-10-11 15:42:21,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723171939] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:21,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [46735676] [2024-10-11 15:42:21,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:21,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:21,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:21,354 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:21,356 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 15:42:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:21,750 INFO L255 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-11 15:42:21,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:21,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-11 15:42:21,829 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:42:21,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [46735676] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:21,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:42:21,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-10-11 15:42:21,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49699505] [2024-10-11 15:42:21,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:21,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:42:21,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:21,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:42:21,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-10-11 15:42:21,833 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) [2024-10-11 15:42:23,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:23,454 INFO L93 Difference]: Finished difference Result 44575 states and 66300 transitions. [2024-10-11 15:42:23,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 15:42:23,455 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 [2024-10-11 15:42:23,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:23,660 INFO L225 Difference]: With dead ends: 44575 [2024-10-11 15:42:23,660 INFO L226 Difference]: Without dead ends: 25538 [2024-10-11 15:42:23,776 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 [2024-10-11 15:42:23,777 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, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 15:42:23,777 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1239 Valid, 8994 Invalid, 578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 576 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 15:42:23,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25538 states. [2024-10-11 15:42:25,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25538 to 25368. [2024-10-11 15:42:25,245 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) [2024-10-11 15:42:25,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25368 states to 25368 states and 37764 transitions. [2024-10-11 15:42:25,402 INFO L78 Accepts]: Start accepts. Automaton has 25368 states and 37764 transitions. Word has length 313 [2024-10-11 15:42:25,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:25,402 INFO L471 AbstractCegarLoop]: Abstraction has 25368 states and 37764 transitions. [2024-10-11 15:42:25,403 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) [2024-10-11 15:42:25,403 INFO L276 IsEmpty]: Start isEmpty. Operand 25368 states and 37764 transitions. [2024-10-11 15:42:25,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-11 15:42:25,440 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:25,440 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] [2024-10-11 15:42:25,458 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-11 15:42:25,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-11 15:42:25,641 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:25,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:25,642 INFO L85 PathProgramCache]: Analyzing trace with hash 901468667, now seen corresponding path program 1 times [2024-10-11 15:42:25,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:25,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633601453] [2024-10-11 15:42:25,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:25,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 15:42:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 15:42:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:42:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 15:42:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:42:25,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 15:42:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:25,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:26,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 15:42:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-11 15:42:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-11 15:42:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-11 15:42:26,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 15:42:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-11 15:42:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-11 15:42:26,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:26,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633601453] [2024-10-11 15:42:26,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633601453] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:26,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413071058] [2024-10-11 15:42:26,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:26,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:26,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:26,229 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:26,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-11 15:42:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:26,589 INFO L255 TraceCheckSpWp]: Trace formula consists of 1727 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-11 15:42:26,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:26,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-11 15:42:26,653 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:42:26,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1413071058] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:26,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:42:26,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-10-11 15:42:26,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547582821] [2024-10-11 15:42:26,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:26,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:42:26,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:26,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:42:26,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-10-11 15:42:26,655 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) [2024-10-11 15:42:28,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:28,068 INFO L93 Difference]: Finished difference Result 57214 states and 85096 transitions. [2024-10-11 15:42:28,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 15:42:28,069 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 [2024-10-11 15:42:28,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:28,277 INFO L225 Difference]: With dead ends: 57214 [2024-10-11 15:42:28,277 INFO L226 Difference]: Without dead ends: 31852 [2024-10-11 15:42:28,390 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 [2024-10-11 15:42:28,391 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 [2024-10-11 15:42:28,391 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] [2024-10-11 15:42:28,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31852 states. [2024-10-11 15:42:29,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31852 to 25390. [2024-10-11 15:42:29,622 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) [2024-10-11 15:42:29,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25390 states to 25390 states and 37789 transitions. [2024-10-11 15:42:29,775 INFO L78 Accepts]: Start accepts. Automaton has 25390 states and 37789 transitions. Word has length 282 [2024-10-11 15:42:29,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:29,775 INFO L471 AbstractCegarLoop]: Abstraction has 25390 states and 37789 transitions. [2024-10-11 15:42:29,775 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) [2024-10-11 15:42:29,775 INFO L276 IsEmpty]: Start isEmpty. Operand 25390 states and 37789 transitions. [2024-10-11 15:42:29,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-10-11 15:42:29,810 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:29,811 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] [2024-10-11 15:42:29,826 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-11 15:42:30,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:30,012 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:30,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:30,012 INFO L85 PathProgramCache]: Analyzing trace with hash -731824099, now seen corresponding path program 1 times [2024-10-11 15:42:30,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:30,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835300911] [2024-10-11 15:42:30,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:30,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-11 15:42:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-11 15:42:30,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 15:42:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-11 15:42:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 15:42:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-11 15:42:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 15:42:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-11 15:42:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 15:42:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 15:42:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:42:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:42:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:42:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:42:30,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:42:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 15:42:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-11 15:42:30,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-11 15:42:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-11 15:42:30,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:30,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835300911] [2024-10-11 15:42:30,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835300911] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:30,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963849529] [2024-10-11 15:42:30,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:30,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:30,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:30,479 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:30,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-11 15:42:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:30,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 1828 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-11 15:42:30,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:30,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-11 15:42:30,945 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:42:30,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1963849529] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:30,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:42:30,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-10-11 15:42:30,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733831641] [2024-10-11 15:42:30,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:30,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:42:30,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:30,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:42:30,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-10-11 15:42:30,948 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) [2024-10-11 15:42:32,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:32,509 INFO L93 Difference]: Finished difference Result 57244 states and 85129 transitions. [2024-10-11 15:42:32,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 15:42:32,509 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 [2024-10-11 15:42:32,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:32,691 INFO L225 Difference]: With dead ends: 57244 [2024-10-11 15:42:32,692 INFO L226 Difference]: Without dead ends: 31860 [2024-10-11 15:42:32,793 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 [2024-10-11 15:42:32,793 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 [2024-10-11 15:42:32,794 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] [2024-10-11 15:42:32,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31860 states. [2024-10-11 15:42:34,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31860 to 25403. [2024-10-11 15:42:34,274 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) [2024-10-11 15:42:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25403 states to 25403 states and 37802 transitions. [2024-10-11 15:42:34,478 INFO L78 Accepts]: Start accepts. Automaton has 25403 states and 37802 transitions. Word has length 315 [2024-10-11 15:42:34,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:34,479 INFO L471 AbstractCegarLoop]: Abstraction has 25403 states and 37802 transitions. [2024-10-11 15:42:34,479 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) [2024-10-11 15:42:34,479 INFO L276 IsEmpty]: Start isEmpty. Operand 25403 states and 37802 transitions. [2024-10-11 15:42:34,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-10-11 15:42:34,526 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:34,526 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] [2024-10-11 15:42:34,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-11 15:42:34,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-11 15:42:34,727 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:34,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:34,728 INFO L85 PathProgramCache]: Analyzing trace with hash 248434404, now seen corresponding path program 1 times [2024-10-11 15:42:34,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:34,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851136162] [2024-10-11 15:42:34,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:34,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 15:42:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-11 15:42:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-11 15:42:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-11 15:42:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:42:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-11 15:42:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:34,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:34,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-11 15:42:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:34,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 15:42:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:34,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-11 15:42:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:35,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 15:42:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 15:42:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-11 15:42:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:42:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 15:42:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-11 15:42:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 15:42:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-11 15:42:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-11 15:42:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2024-10-11 15:42:35,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:35,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851136162] [2024-10-11 15:42:35,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851136162] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:42:35,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:42:35,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 15:42:35,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307941465] [2024-10-11 15:42:35,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:42:35,104 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 15:42:35,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:35,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 15:42:35,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:42:35,105 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) [2024-10-11 15:42:40,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:42:40,084 INFO L93 Difference]: Finished difference Result 76578 states and 114781 transitions. [2024-10-11 15:42:40,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 15:42:40,085 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 [2024-10-11 15:42:40,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:42:40,387 INFO L225 Difference]: With dead ends: 76578 [2024-10-11 15:42:40,387 INFO L226 Difference]: Without dead ends: 51181 [2024-10-11 15:42:40,489 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 [2024-10-11 15:42:40,491 INFO L432 NwaCegarLoop]: 469 mSDtfsCounter, 3772 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 2177 mSolverCounterSat, 3228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s 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, 2.8s IncrementalHoareTripleChecker+Time [2024-10-11 15:42:40,491 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3867 Valid, 1371 Invalid, 5405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3228 Valid, 2177 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-10-11 15:42:40,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51181 states. [2024-10-11 15:42:42,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51181 to 43692. [2024-10-11 15:42:43,028 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) [2024-10-11 15:42:43,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43692 states to 43692 states and 65030 transitions. [2024-10-11 15:42:43,340 INFO L78 Accepts]: Start accepts. Automaton has 43692 states and 65030 transitions. Word has length 324 [2024-10-11 15:42:43,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:42:43,340 INFO L471 AbstractCegarLoop]: Abstraction has 43692 states and 65030 transitions. [2024-10-11 15:42:43,340 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) [2024-10-11 15:42:43,340 INFO L276 IsEmpty]: Start isEmpty. Operand 43692 states and 65030 transitions. [2024-10-11 15:42:43,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-10-11 15:42:43,344 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:42:43,345 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, 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] [2024-10-11 15:42:43,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-11 15:42:43,345 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 15:42:43,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:42:43,345 INFO L85 PathProgramCache]: Analyzing trace with hash -287891976, now seen corresponding path program 1 times [2024-10-11 15:42:43,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:42:43,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414766725] [2024-10-11 15:42:43,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:43,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:42:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 15:42:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 15:42:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 15:42:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-11 15:42:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-11 15:42:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 15:42:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 15:42:43,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 15:42:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-11 15:42:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:43,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:43,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-11 15:42:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 15:42:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 15:42:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 15:42:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 15:42:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 15:42:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 15:42:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 15:42:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:42:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-11 15:42:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-11 15:42:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 15:42:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-11 15:42:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-11 15:42:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 15:42:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-11 15:42:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-11 15:42:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 15:42:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-11 15:42:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:43,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2024-10-11 15:42:43,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:42:43,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414766725] [2024-10-11 15:42:43,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414766725] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:42:43,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839482592] [2024-10-11 15:42:43,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:42:43,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:42:43,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:42:43,824 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:42:43,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-11 15:42:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:42:44,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 1790 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-11 15:42:44,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:42:44,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-10-11 15:42:44,328 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 15:42:44,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 1177 trivial. 0 not checked. [2024-10-11 15:42:44,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839482592] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 15:42:44,712 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 15:42:44,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 24 [2024-10-11 15:42:44,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39435911] [2024-10-11 15:42:44,712 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 15:42:44,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-11 15:42:44,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:42:44,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-11 15:42:44,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2024-10-11 15:42:44,714 INFO L87 Difference]: Start difference. First operand 43692 states and 65030 transitions. Second operand has 24 states, 24 states have (on average 7.375) internal successors, (177), 15 states have internal predecessors, (177), 5 states have call successors, (80), 9 states have call predecessors, (80), 7 states have return successors, (71), 6 states have call predecessors, (71), 5 states have call successors, (71)